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. Author manuscript; available in PMC: 2020 Apr 1.
Published in final edited form as: J Registry Manag. 2019 Spring;46(1):4–14.

Table 4.

Unadjusted proportional incidence ratios (PIR) of patients diagnosed with a non-AIDS-defining cancer at least 3 months after an HIV/AIDS diagnosis by patient and tumor characteristics, Iowa, 1991–2015.

HIV/AIDS Population Iowa Population PIR 95% CI
(N=234) (N=415,753)
Cancer diagnosis 1991–1998 26 124,248 0.37 (0.26, 0.53)
year 1999–2006 57 130,999 0.77 (0.62, 0.97)
2007–2015 151 160,506 1.67 (1.52, 1.84)
Cancer diagnosis 00–29 11 10,115 1.93 (1.09, 3.44)
age (years) 30–39 32 12,398 4.59 (3.32, 6.33)
40–49 75 30,673 4.34 (3.60, 5.24)
50+ 116 362,567 0.57 (0.50, 0.65)
Race White 192 404,992 0.84 (0.79, 0.89)
African American 34 5,686 10.62 (7.79, 14.50)
Other 8 5,075 2.80 (1.42, 5.53)
Sex Female 37 206,987 0.32 (0.24, 0.43)
Male 197 208,766 1.68 (1.59, 1.77)
Area of residence Metro 154 207,214 1.11 (1.01, 1.22)
(68,611 missing) Non-metro 78 139,932 0.83 (0.70, 1.00)
Insurance status Insured 83 145,174 0.63 (0.55, 0.73)
(248,439 missing) Medicaid 49 6,019 9.03 (7.17, 11.37)
Uninsured 19 16,287 1.29 (0.85, 1.97)
Site / Histology Anus and Anal Canal / Squamous Cell Neoplasms 41 900 80.94 (61.30, 106.88)
Anus and Anal Canal / Other 5 356 24.95 (10.48, 59.39)
Female Genital Organs / Squamous Cell Neoplasms 12 5,102 4.18 (2.41, 7.25)
Liver and Intrahepatic Bile Duct / Adenocarcinomas 12 3,419 6.24 (3.59, 10.82)
Lung and Bronchus / Adenocarcinomas 19 19,444 1.74 (1.13, 2.67)
Lung and Bronchus / Squamous Cell Neoplasms 8 12,710 1.12 (0.57, 2.21)
Lung and Bronchus / Other 10 25,531 0.70 (0.38, 1.28)
Lymph Nodes / Other 20 2,558 13.89 (9.14, 21.12)
Male Genital Organs / Adenocarcinomas 9 51,050 0.31 (0.17, 0.59)
Male Genital Organs / Squamous Cell Neoplasms 7 532 23.38 (11.27, 48.49)
Male Genital Organs / Other 6 6,868 1.55 (0.70, 3.42)
Oral Cavity and Pharynx / Squamous Cell Neoplasms 6 6,930 1.54 (0.70, 3.39)
Other Sites / Adenocarcinomas 23 96,040 0.43 (0.29, 0.63)
Other Sites / Ductal and Lobular Neoplasms 7 60,989 0.20 (0.10, 0.42)
Other Sites / Leukemias 9 13,377 1.20 (0.63, 2.27)
Other Sites / Squamous Cell Neoplasms 10 9,415 1.89 (1.03, 3.46)
Other Sites / Other 30 100,532 0.53 (0.38, 0.74)
*

Significantly elevated PIRs are bolded