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. 2021 May 8;35:100877. doi: 10.1016/j.eclinm.2021.100877

Table 2.

Study characteristics, summary of findings and risk of bias by indicator condition.

Tuberculosis
Full-text articles
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%)** Positivity ratio (%)** Risk of bias score*
Anderson (2013) [33] Retrospective cohort study in UK TB clinics – before cohort implementation July 2009 - June 2010 All TB cases of all ages from 5 London clinics were included Patients notified as having TB disease Uptake of HIV testing Before: 510/557 (91·6%) NA 7/10
Retrospective cohort study in UK TB clinics – after cohort implementation July 2010 - December 2011 After: 687/752 (91·4%)
Augusti (2016) [19] Cross-sectional cohort in primary care, Spain January 2010 - August 2012 Patients aged 16–65 years were included; known HIV positive patients excluded Using either their ICD-10 codes or a positive laboratory result HIV test within 4 months of diagnosis date Men: 112/1287 (8·7%) Men: 0/112 (0%) 9/10
Women: 63/840 (7·5%) Women: 1/63 (1·6%)
Basham (2018) [28] Audit of a Canadian provincial tuberculosis program 2008 - 2010 All active TB cases of all ages in the TB registry Active TB HIV test recorded in TB registry database 250/428 (58·4%) 12/250 (4·8%) 9/10
Basham (2019) [39] Audit of First Nations tuberculosis program in Canada 2008 - 2012 First Nations of all ages recorded in the TB registry Recorded TB in registry HIV test recorded in TB registry database 95/149 (63·8%) NA 8/10
Clark (2013) [40] Retrospective cohort to assess HIV testing in TB surveillance database in US 2008 - 2010 Living patients with TB of all ages Reported TB cases surviving with TB Known (positive or negative) or unknown (refused testing/not offered testing) HIV status 208/273 (76·2%) 12/208 (5·8%) 7/10
Clerk (2013) [41] Cross-sectional study on HIV testing in TB patients in the UK NA TB cases of all ages were included Confirmed active TB cases NA 27/31 (87·1%) NA 6/10
Gardner (2012) [42] Retrospective cohort after implementation of opt-out HIV testing in US TB clinic June 2010 - June 2011 Excluded: Patients <14 years, known HIV positive, no chart available, diagnosed prior to study period New TB cases presenting at the clinic Tested for HIV in the clinic after presentation 458/939 (48·8%) 1/458 (0·2%) 9/10
Gupta (2011) [35] First audit of IC-guided testing in UK general hospital First audit: August 2008 - July 2009 Patients of all ages testing positive for TB Patients tested positive for tuberculosis HIV testing was double checked using the electronic pathology records system and a separate database of HIV testing First audit: 19/25 (76·0%) NA 7/10
Re-audit of IC-guided testing in UK general hospital Re-audit: August 2009 - June 2010 Re-audit: 12/29 (41·4%)
Long (2014) [29] Retrospective cohort of tuberculosis patients in Canada 2003–2012 Patients of all ages in the TB registry Persons meeting the Canadian case definition for TB Already known or newly diagnosed with HIV 1317/1453 (90·6%) 74/1317 (5·6%) 8/10
Post (2015) [43] Retrospective cohort among patients with tuberculosis in Australia 2009 Patients of all ages with TB Microbiologically confirmed TB and patients that were treated for TB without microbiological confirmation HIV status was categorised as known or unknown (not tested or declined testing) 2009: 56/80 (70·0%) 2009: 3/56 (5·4%) 6/10
2010 2010: 79/100 (79·0%) 2010: 5/79 (6·3%)
2011 2011: 72/98 (73·5%) 2011: 4/72 (5·6%)
2012 2012: 56/73 (76·7%) 2012: 1/56 (1·8%)
2013 2013: 61/70 (87·1%) 2013: 3/61 (4·9%)
Raben (2015) [9] Retrospective cohort on HIV testing in ICs in Europe May 2013 Patients in participating centres, >18 and <65 years of age, not known HIV positive, presenting within the previous year/last 100+ patients Patients with tuberculosis Participating centres reviewed retrospectively how many patients presenting with the IC were tested for HIV 1041/1401 (74·3%) 46/1041 (4·4%) 2/10
Ribeiro (2018) [44] Retrospective cohort study on HIV screening of TB patients in Portugal 2008 - 2014 Notified TB cases of all ages in the Portuguese Tuberculosis Surveillance System Notified TB NA Men: 10,629/12,115 (87·7%) Men: NA 7/10
Women: 5414/6330 (85·5%) Women: NA
Rivest (2014) [45] Retrospective cohort on HIV-TB co-infection and predictors of HIV screening among incident TB cases in Canada 2004 - 2009 Incident TB cases of all ages reported to the TB reporting database Cases confirmed by culture or diagnosed on the basis of clinical and radiological signs HIV testing done from one month before to six months after date of TB diagnosis Men: 226/422 (53·6%) Men: 26/226 (11·5%) 8/10
Women: 169/356 (47·5%) Women: 7/169 (4·1%)
Roy (2013) [36] Cluster randomised controlled trial on the impact of implementing universal HIV testing in TB patients in the UK September 2009 - March 2010 Patients of all ages in centres using a selective HIV testing policy, not known HIV infected. All patients seen and diagnosed with TB in participating centres The date the HIV test was conducted was recorded and these patients were classified as having ‘‘accepted’’ the test Women (selective testing): 269/417 (64·5%) NA 7/10
Men (selective testing): 376/544 (69·1%)
Patients of all ages in centres using a universal HIV testing policy, not known HIV infected. Women (universal testing): 111/149 (74·5%%)
Men (universal testing): 152/198 (76·8%)
Sewell (2014) [46] Retrospective cohort in a UK TB clinic January 2009 - July 2012 TB patients of all ages at a TB medical outpatient service Clinical or laboratory TB diagnosis Tested < 3 months of attending the clinic or starting TB treatment 389/410 (94·9%) 27/389 (6·9%) 9/10
William (2011) [47] Audit on HIV testing in TB patients after HIV testing guideline implementation in the UK April 2008 - March 2009 Patients <18 years, private patients, on chemoprophylaxis, non TB mycobacteria were excluded. TB patients in the database HIV testing in the six months prior to and following TB notification Men: 101 / 214 (47·2%) NA 9/10
Women: 76 / 193 (39·4%)
Other publication types***
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%)
Aguayo (2010) [48] Retrospective study on Extrapulmonary TB in Spain NA NA Extrapulmonary tuberculosis NA 11/20 (55·0%) NA
Hubbard (2020) [49] Retrospective study on HBV and HCV prevalence in TB in a US hospital September 2016 - May 2019 Adult cases of active or latent TB positive QuantiFERON-TB Gold In-Tube test Tested for HIV 375/453 (82·8%) 22/375 (5·9%)
Patel (2019) [50] Retrospective study on mortality risk factors and delays in TB mortality cases in New Mexico, US 2007 - 2017 NA TB mortality cases Offered HIV testing 48/83 (57·8%) NA
Perch (2013) [51] Retrospective cohort on HIV testing in TB in Denmark 2009 (Total study included 2007–2009) Notified TB of all ages cases were included All cases of notified tuberculosis in database NA 204/324 (63·0%) 8/204 (3·9%)
Phillips (2010) [52] Audit of IC-guided testing in UK hospital October 2008 - November 2009 Patients of all ages with tuberculosis Confirmed mycobacterium tuberculosis HIV tested within the audit period 1/11 (9·1%) NA
Potter (2014) [53] Audit on HBV, HCV and HIV infection among new TB cases in UK 2013 Patients of all ages with active TB Active tuberculosis HIV screened 447/472 (94·7%) 15/447 (3·4%)
Qasim (2012) [54] Audit on diagnosis and management of TB patients in the UK January 2009 - December 2010 Patients with a positive Acid-Fast Bacillus test A positive Acid-Fast Bacillus test NA 21/21 (100%) NA
Reina (2015) [55] Cross sectional study on unknown HIV status in TB patients in Portugal 2006 - 2012 TB cases reported Registered tuberculosis cases Known HIV status 6804/7683 (88·8%) NA
Ricci (2010) [56] Audit on HIV testing and coinfection in TB patients in Italy 2004 - 2009 Patients with tuberculosis Culture-confirmed cases of tuberculosis Tested for HIV at any time 412/526 (78·3%) 67/412 (16·3%)
Stolagiewicz (2015) [57] Audit to quantify the local prevalence of HIV in patients with TB in the UK 2014 Patients diagnosed with or treated for TB Diagnosed or treated for tuberculosis Tested for HIV 114/114 (100%) 3/114 (2·6%)
Thorburn (2012) [58] Audit on HIV testing in TB patients in the UK 2010 (before implementation multidisciplinary TB meeting) Confirmed TB cases in 2010 Confirmed TB cases HIV tested in the year before or after TB diagnosis 2010: 141/234 (60·3%) 2010: 7/141 (5·0%)
2011 (after implementation multidisciplinary TB meeting) Confirmed TB cases in 2011 2011: 81/105 (77·1%) 2011: 2/81 (2·5%)
Vas (2012) [59] Audit on HIV testing in TB patients in a UK hospital 2009 Patients attending the chest clinic with TB NA Patients offered and accepted an HIV test 9/34 (26·5%) NA
Hepatitis B
Full-text articles
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%) Risk of bias score*
Augusti (2016) [19] Cross-sectional cohort in primary care, Spain January 2010 - August 2012 Patients aged 16–65 years were included; known HIV positive patients excluded Using either their ICD-10 codes or a positive laboratory result HIV test within 4 months of diagnosis date Men: 1792/6034 (29·7%) Men: 27/1792 (1·5%) 9/10
Women: 1058/3712 (28·5%) Women: 8/1058 (0·8%)
Gupta (2011) [35] First audit of IC-guided testing in UK general hospital First audit: August 2008 - July 2009 Patients of all ages testing positive for HBV Patients with a positive hepatitis B surface antigen test HIV testing was double checked using the electronic pathology records system and a separate database of HIV testing First audit: 6/27 (22·2%) First audit: NA 7/10
Re-audit of IC-guided testing in UK general hospital Re-audit: August 2009 - June 2010 Re-audit: 10/44 (22·7%) Re-audit: NA
Hallager (2018) [31] Retrospective cohort study on HIV coinfection among HBV and HCV patients in 18 hospitals in Denmark January 2002 - July 2015 Patients registered in the Danish hepatitis database of 16 years or older Positive HBV surface antigen HIV antibody/antigen tests performed before or within 6 months of database enrolment 2287 / 3091 (74·0%) 89/2287 (3·9%) 9/10
Other publication types***
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%)
Deshpande (2015) [60] Retrospective study on HIV testing in patients on Tenofovir monotherapy in Australia January 2014 - June 2014 Patients with HBV on Tenofovir Medical record or pathology confirmed chronic HBV infection HIV test recorded before start of Tenofovir monotherapy 72/157 (45·9%) NA
Ireland (2018) [61] Retrospective cross-sectional study on HIV testing in HBV patients in the UK 2010 - 2014 Patients of 15 years or over with HBV. Patients with known HIV and diagnosed with HBV at antenatal services were excluded Hepatitis B virus (HBV) surface antigen positive HIV tested on the same day or within 6 months following HBV diagnosis 7315/16,086 (45·5%) NA
Lander (2014) [62] Audit on HIV testing in HBV and HCV patients in a hepatitis clinic in the UK September 2012 - August 2013 HBV patients in the clinic NA Uptake of HIV testing in the clinic during the audit time period 205/362 (56·6%) NA
Lynn (2014) [63] Audit on HIV testing in HBV patients in the Rochester Epidemiology Project (REP) in the US 1994 - 2010 HBV patients in the REP cohort NA All HIV screening tests and their results 273/607 (45·0%) NA
Pavlides (2011) [64] Audit on HIV testing in HBV patients in the UK October 2008 - September 2009 HBV patients HBV surface antigen positive Whether these patients had an HIV test 63/99 (63·6%) 6/63 (9·5%)
Perera (2011) [65] Audit On HIV testing in HBV patients in the UK NA HBV patients in a teaching hospital NA HIV test performed 53/88 (60·2%) 4/53 (7·5%)
Phillips (2010) [52] Audit on HIV testing in indicator conditions in the UK October 2008 - November 2009 HBV patients at one hospital Confirmed HBV infection HIV tests taken within the same time period as inclusion 2/32 (6·3%) NA
Su (2015) [66] Audit on HBV treatment and care at an Asian health center in the US 2012 New patients presenting with chronic hepatitis B NA Offered HIV screening 362/385 (94·0%) NA
Vas (2012) [59] Audit on HIV testing in HBV patients in a hospital in the UK 2009 Patients attending the gastroenterology clinic with HBV NA Patients offered and accepted an HIV test 2/25 (8·0%) NA
Hepatitis C
Full-text articles
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%) Risk of bias score*
Augusti (2016) [19] Cross-sectional cohort in primary care, Spain January 2010 - August 2012 Patients aged 16–65 years were included; known HIV positive patients excluded Using either their ICD-10 codes or a positive laboratory result HIV test within 4 months of diagnosis date Men: 1995/6333 (31·5%) Men: 67/1995 (1·1%) 9/10
Women: 828/3493 (23·7%) Women: 18/828 (2·2%)
Bolther (2014) [30] Cross-sectional cohort at a university hospital and outpatient clinics in Denmark 1996 - 2011 HCV patients of all ages; Patients no longer registered at the clinic were excluded Chronic HCV patients with HCV RNA positive test outcome HIV screening performance within 180 days of the HCV diagnosis 360/624 (57·7%) NA 9/10
Gupta (2011) [35] First audit of IC-guided testing in UK general hospital First audit: August 2008 - July 2009 Patients of all ages testing positive for HCV Patients with a positive hepatitis C antibody test HIV testing was double checked using the electronic pathology records system and a separate database of HIV testing First audit: 18/93 (19·4%) First audit: NA 7/10
Re-audit of IC-guided testing in UK general hospital Re-audit: August 2009 - June 2010 Re-audit: 5/72 (6·9%) Re-audit: NA
Hallager (2018) [31] Retrospective cohort study on HIV coinfection among HBV and HCV patients in 18 hospitals in Denmark January 2002 - July 2015 Patients registered in the Danish hepatitis database of 16 years or older HCV-RNA before or within 6 months after enrolment in the database HIV antibody/antigen tests performed before or within 6 months of enrolment in the database 4400/5305 (82·9%) 281/4400 (6·4%) 9/10
King (2019) [67] Intervention study among patients with an IC admitted to an acute General Medicine Unit in Australia July 2017 - October 2017 Patients recently HIV tested, known HIV positive and with an alternative explanation for the IC were excluded Hepatitis C antibody positive Pathology lab data 5 / 11 (45·5%) NA 4/10
Other publication types***
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%)
Cowan (2020) [68] Retrospective review of testing and care of HCV mono- and HIV co-infected patients in a US emergency department June 2018 - December 2019 Patients aged 18 years or older with active HCV infection, triaged to the ED and able to provide consent for testing HCV viral load positive Known HIV status 386/427 (90·4%) 56/386 (14·5%)
Fleischer (2018) [69] Retrospective cohort on HIV testing in HCV patients in a US hospital July 2015 - March 2017 Patients with hepatitis C HCV antibody positive HIV antibody tested at any time 252/445 (56·6%) 6/252 (2·4%)
Gilbert (2011) [70] Audit to evaluate HIV testing in Canada 2007 - 2009 Patients diagnosed with HCV NA Tested for HIV within 3 months of diagnosis 8183/15,981 (51·2%) NA
Ireland (2018) [61] Retrospective cross-sectional study on HIV testing in HCV cases in the UK 2010 - 2014 Patients of 15 years or over with HCV. Patients with known HIV were excluded HCV antibody positive HIV tested on the same day or within 6 months following HCV diagnosis 14,587/32,114 (45·4%) NA
Lander (2014) [62] Audit on HIV testing in HBV and HCV patients in a hepatitis clinic in the UK September 2012 - August 2013 HCV patients in the clinic NA Uptake of HIV testing in the clinic during the audit time period 40/72 (55·6%) NA
Lynn (2014) [63] Audit on HIV testing in HCV patients in the Rochester Epidemiology Project in the US 1994 - 2010 HCV patients NA All HIV screening tests and their results 553/965 (57·3%) NA
Oraka (2016) [71] Retrospective cohort on prevalence of HIV testing among adults with HCV in the US 1999 - 2014 Patients with HCV aged 20–59 years HCV RNA positive test result Ever tested for HIV 248/384 (64·6%) NA
Pavlides (2011) [64] Audit on HIV testing in HCV patients in the UK October 2008 - September 2009 HCV patients Positive hepatitis C antibody or PCR Whether these patients had an HIV test 51/102 (50·0%) 6/51 (11·8%)
Perera (2011) [65] Audit on HIV testing in HCV patients in the UK NA HCV patients in a teaching hospital NA HIV test performed 40/92 (43·5%) 3/40 (7·5%)
Phillips (2010) [52] Audit on HIV testing in indicator conditions in the UK October 2008 - November 2009 HCV patients at one hospital Confirmed HCV infection HIV tests taken within the same time period as inclusion 25/88 (28·4%) NA
Sterling (2017) [72] Retrospective cohort on HIV testing in HCV patients in the PROP UP cohort in the US NA HCV patients on DAA therapy enrolled in the PROP UP study, not known HIV positive NA HIV tested at some point in their history or prior to initiating DAA therapy 472/756 (62·4%) NA
Tunney (2018) [73] Audit on management of HCV patients in the UK March 2012 - March 2017 HCV patients (acute, chronic or past resolved) at the clinic, not known HIV positive NA HIV status 23/35 (65·7%) NA
Vas (2012) [59] Audit on HIV testing in HCV patients in a hospital in the UK 2009 Patients attending the gastroenterology clinic with HCV NA Patients offered and accepted an HIV test 1/29 (3·4%) NA
Hepatitis B or C
Full-text articles
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%) Risk of bias score*
Cayuelas Redondo (2019) [34] Prospective interventional study on IC-guided HIV testing with an electronic prompt in primary healthcare in Spain 2013 (pre intervention) Patients aged 18–65, with no known HIV infection, with acute or chronic hepatitis B or C NA HIV infection Pre intervention: 2/26 (7·7%) NA 8/10
July 2014 - May 2015 (intervention) During intervention: 5/17 (29·4%)
June 2015 - May 2016 (post intervention) Post intervention: 1/21 (4·8%)
Raben (2015) [9] Retrospective cohort on HIV testing in ICs in Europe May 2013 Patients in participating centres, >18 and <65 years of age, not known HIV positive, presenting within the previous year/last 100+ patients Patients with hepatitis B or C Participating centres reviewed retrospectively how many patients presenting with the IC were tested for HIV 2325/2681 (86·7%) 23/2325 (1·0%) 2/10
Other publication types***
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%)
Adlington (2014) [32] An audit of HIV testing in acute medical patients with HIV clinical indicator conditions in the UK January 2012 Patients with hepatitis B or C Hepatitis B or C, registered as ICD-10 code Whether HIV test had been performed during admission January 2012: 10/39 (25·6%) NA
January 2013 January 2013: 7/41 (17·1%)
Cervical carcinoma or cervical intraepithelial neoplasia grade 2+
Full-text articles
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%) Risk of bias score*
Alldredge (2020) [74] Retrospective cohort study on HIV screening in women with newly diagnosed invasive cervical cancer in a large comprehensive US gynecologic oncology practice January 2007 - December 2017 Women >18 years with invasive cervical cancer were included; cervical dysplasia, non-cervical or recurrent cancer and presenting at another specialty were excluded International Classification of Diseases codes 180.9 and C53.9 for invasive cervical cancer HIV-1/2 antibody or 4th generation p24 antigen test undertaken within 12 months before diagnosis, or within 30 days of the encounter. 38 / 492 (7·7%) 0/38 (0%) 9/10
Augusti (2016) [19] Cross-sectional cohort in primary care, Spain January 2010 - August 2012 Patients aged 16–65 years were included; known HIV positive patients excluded Using either their ICD-10 codes or a positive laboratory result HIV test within 4 months of diagnosis date 15/615 (2·4%) 0/15 (0%) 9/10
Gupta (2011) [35] First audit of IC-guided testing in UK general hospital First audit: August 2008 - July 2009 Patients of all age with cervical intraepithelial neoplasia Patients of all ages with a positive pathology sample for CIN II or III HIV testing was double checked using the electronic pathology records system and a separate database of HIV testing First audit: 2/146 (1·4%) NA 7/10
Re-audit of IC-guided testing in UK general hospital Re-audit: August 2009 - June 2010 Re-audit: 4/340 (1·2%)
Hwang (2015) [75] Retrospective cohort on HIV testing in patients with cancer at the initiation of therapy at a large US comprehensive cancer center January 2004 - April 2011 Patients treated at a large comprehensive cancer center. Patients on oral chemotherapy and enrolled in clinical trials were excluded Patients with cervical cancer who received systemic cancer therapy HIV-1/2 antibody test and/or confirmatory Western blot testing after registration at the center. 23 / 245 (9·4%) 0/23 (0%) 10/10
McGee-Avila (2020) [76] Retrospective study on patterns of HIV testing and determinants of non-receipt of HIV testing among women with cervical cancer in the New Jersey Medicaid program, US January 2012 - December 2014 Patients with cervical cancer aged 21–64 years. Cases identified postmortem, non-New Jersey residence at diagnosis and with previous primary cancer or known HIV positive were excluded. Primary, histologically confirmed invasive cervical cancer Tested at any point during the study period 78/242 (32·2%) NA 10/10
Tested 6 months before diagnosis to 6 months after diagnosis of cervical cancer 33/242 (13·6%)
Raben (2015) [9] Retrospective cohort on HIV testing in ICs in Europe May 2013 Patients in participating centres, >18 and <65 years of age, not known HIV positive, presenting within the previous year/last 100+ patients Patients with cervical cancer Participating centres reviewed retrospectively how many patients presenting with the IC were tested for HIV 444/583 (76·2%) 1/444 (0·2%) 2/10
Other publication types***
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%)
Butler (2014) [77] Retrospective cohort study on HIV testing in patients with CIN 2+ in the UK July 2012 - June 2013 Patients with CIN2+ at colposcopy, not known to be HIV positive Cervical intraepithelial neoplasia grade 2 and above at colposcopy The most recent HIV test at the service prior to their attendance for colposcopy (last 3 years) 34/94 (36·2%) NA
Lebari (2012) [78] Retrospective review of HIV testing in patients with AIDS defining malignancies in the UK March 2007 - July 2011 Patients referred or initially diagnosed with cervical cancer NA Tested for HIV 1/64 (1·6%) NA
Mosimann (2014) [79] Retrospective cohort study on HIV testing rates among patients treated for AIDS defining cancers and HL in Switzerland January 2002 - July 2012 Patients aged ≥ 18 years treated for invasive cervical cancer Invasive cervical cancer HIV tested within 90 days before and 90 days after the cancer diagnosis date 6/57 (10·5%) 0/6 (0%)
Malignant lymphoma
Full-text articles
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%) Risk of bias score*
Augusti (2016) [19] Cross-sectional cohort in primary care, Spain January 2010 - August 2012 Patients aged 16–65 years were included; known HIV positive patients excluded Using either their ICD-10 codes or a positive laboratory result HIV test within 4 months of diagnosis date Patients with HL 0/86 (0%) Patients with HL NA 9/10
Men with NHL 6/250 (2·4%) Men with NHL 1/6 (16·7%)
Women with NHL 6/214 (2·8%) Women with NHL 0/6 (0%)
Gupta (2011) [35] First audit of IC-guided testing in UK general hospital First audit: August 2008 - July 2009 Patients of all ages with lymphoma Patients with a positive pathology sample for lymphoma HIV testing was double checked using the electronic pathology records system and a separate database of HIV testing First audit: 3/42 (7·1%) NA 7/10
Re-audit of IC-guided testing in UK general hospital Re-audit: August 2009 - June 2010 Re-audit: 2/46 (4·3%)
Hwang (2015) [75] Retrospective cohort on HIV testing in patients with cancer at the initiation of therapy at a large US comprehensive cancer center January 2004 - April 2011 Patients treated at a large comprehensive cancer center. Patients on oral chemotherapy and enrolled in clinical trials were excluded Patients with NHL on systemic cancer therapy HIV-1/2 antibody test and/or confirmatory Western blot testing after registration at the center. NHL: 1439/1628 (88·4%) NHL: 23/1439 (1·6%) 10/10
Patients with HL on systemic cancer therapy HL: 322/356 (90·4%) HL: 2/322 (0·6%)
Raben (2015) [9] Retrospective cohort on HIV testing in ICs in Europe May 2013 Patients in participating centres, >18 and <65 years of age, not known HIV positive, presenting within the previous year/last 100+ patients Patients with NHL Participating centres reviewed retrospectively how many patients presenting with the IC were tested for HIV 577/1274 (45·3%) 21/577 (3·6%) 2/10
Other publication types***
Reference (year) Design and setting Included study period Population and exclusion criteria IC definition HIV tested definition HIV test ratio (%) Positivity ratio (%)
Bishin (2017) [80] Longitudinal cohort study to assess treatment guidelines for diffuse large B-cell lymphoma in the US 2005 - 2016 All patients diagnosed and treated for diffuse large B-cell lymphoma Diffuse large B-cell lymphoma HIV serology testing 165/179 (92·2%) NA
Bowman (2010) [81] Cohort study on HIV testing in lymphoma patients in the UK 6 month pilot period (date not reported) All lymphoma patients seen in the 6 month pilot period at the study site NA NA 27/214 (12·6%) 0/27 (0%)
Buxton (2011) [82] Cross-sectional study to assess treatment in lymphoma patients in the UK 2009 All patients newly diagnosed with lymphoma New lymphoma diagnosis NA 91/281 (32·4%) 3/91 (3·3%)
Datta (2015) [83] Audit on treatment in Primary Central Nervous System lymphoma patients in the UK 2008 - 2013 All patients with Primary Central Nervous System lymphoma, excluding metastatic disease Biopsy-proven Primary Central Nervous System lymphoma HIV status 1/20 (5%) NA
Davies (2018) [84] Audit on HIV testing in lymphoma patients in the UK 2016 - 2017 All patients newly diagnosed with lymphoma New lymphoma diagnosis Tested for HIV at first clinic/specialist review 101/135 (74·8%) 0/101 (0%)
Lebari (2012) [78] Retrospective review of HIV testing in patients with AIDS defining malignancies in the UK March 2007 - July 2011 Patients referred or initially diagnosed with Non-Hodgkin's lymphoma NA Tested for HIV 34/158 (21·5%) NA
Mosimann (2014) [79] Retrospective cohort study on HIV testing rates among patients treated for AIDS defining cancers and HL in Switzerland January 2002 - July 2012 Patients aged ≥ 18 years treated for HL Hodgkin's Lymphoma HIV tested within 90 days before and 90 days after the cancer diagnosis date HL: 79/133 (59·4%) HL: 0/79 (0%)
Patients aged ≥ 18 years treated for NHL non-Hodgkin lymphoma NHL: 392/653 (60·0%) NHL: 4/392 (1·0%)

* Risk of bias was assessed for all included full-text references using an adapted version of the Joanna Briggs Institute checklist for prevalence studies, and scored out of 10. A risk of bias score of ≥7/10 was considered low risk by the researchers.

** If articles reported data on HIV test ratio and positivity ratio by subgroup (e.g. sex, before and after intervention), then the data of that article are provided by subgroup here.

*** Including abstracts, short communications, and correspondence.

CIN = cervical intraepithelial neoplasia; DAA = direct-acting antivirals; ED = emergency department; HBV = hepatitis B virus; HCV = hepatitis C virus; HL = Hodgkin's lymphoma; IC = indicator condition; ICD-10 = 10th revision of the International Classification of Diseases and Related Health Problems; NA = not reported/not applicable; NHL = Non-Hodgkin lymphoma; PCR = Polymerase chain reaction; REP = Rochester Epidemiology Project; RNA = ribonucleic acid; TB = tuberculosis.