Table 1.
Demographic and clinical characteristics of patients a included in the point-prevalence surveys (2011–2018).
| Characteristics | All patients (N= 2844, % by column | Patients without HAI (n= 2644, % by row) | Patients with HAI (n= 200, % by row) | p-value b |
|---|---|---|---|---|
| Gender, n (%) | 0.12 | |||
| Male | 1491 (52.4%) | 1250 (92.4%) | 103 (7.6%) | |
| Female | 1353 (47.6%) | 1394 (93.5%) | 97 (6.5%) | |
| Age in years, n (%) | 0.16 | |||
| 0–45 | 687 (24.2%) | 647 (94.2%) | 40 (5.8%) | |
| 46–65 | 772 (27.1%) | 718 (93%) | 54 (7%) | |
| 66–75 | 627 (22.1%) | 579 (92.3%) | 48 (7.7%) | |
| ⩾76 | 758 (26.6%) | 700 (92.4%) | 58 (7.6%) | |
| Years of survey | 0.31 | |||
| 2011 | 339 (11.9%) | 325 (95.9%) | 14 (4.1%) | |
| 2012 | 330 (11.6%) | 311 (94.2%) | 19 (5.8%) | |
| 2013 | 327 (11.5%) | 301 (92%) | 26 (7.95%) | |
| 2014 | 329 (11.6%) | 296 (90%) | 33 (10%) | |
| 2015 | 309 (10.9%) | 284 (91.9%) | 25 (8.1%) | |
| 2016, July | 321 (11.3%) | 297 (92.5%) | 24 (7.5%) | |
| 2016, November | 266 (9.3%) | 251 (94.4%) | 15 (5.6%) | |
| 2017 | 307 (10.8%) | 291 (94.8%) | 16 (5.2 %) | |
| 2018 | 316 (11.1%) | 288 (91.1%) | 28 (8.9%) | |
| Location of patient in hospital on survey date | 0.002 | |||
| Medical area | 1495 (52.6%) | 1397 (93.4%) | 98 (6.6%) | |
| Surgical area | 936 (32.9%) | 866 (92.5%) | 70 (7.5%) | |
| Intensive Care Unit | 202 (7.1%) | 176 (87.1%) | 26 (12.9%) | |
| Paediatrics | 93 (3.3%) | 50 (98%) | 1 (2%) | |
| Obstetrics and Gynaecology | 67 (2.3%) | 88 (94.6%) | 5 (5.4%) | |
| Psychiatry | 51 (1.8%) | 67 (100%) | 0 (0%) | |
| Central catheter in place on survey date | <0.0001 | |||
| Yes | 234 (8.2%) | 169 (72.2%) | 65 (27.8%) | |
| No | 2603 (91.5%) | 2468 (94.8%) | 135 (5.2%) | |
| Peripheral catheter in place on survey date | 0.001 | |||
| Yes | 2212 (77.8%) | 2040 (92.2%) | 172 (7.8%) | |
| No | 627 (22%) | 599 (95.5%) | 28 (4.5%) | |
| Urinary catheter in place on survey date | <0.0001 | |||
| Yes | 868 (30.5%) | 764 (88%) | 104 (12%) | |
| No | 1967 (69.2%) | 1871 (95.1%) | 96 (4.9%) | |
| Intubation on survey date | <0.0001 | |||
| Yes | 76 (2.7%) | 56 (73.7%) | 20 (26.3%) | |
| No | 2765 (97.2%) | 2585 (93.5%) | 180 (6.5%) | |
| Surgery since admission | <0.0001 | |||
| No surgery | 2049 (72.1%) | 1934 (94.4%) | 115 (5.6%) | |
| Yes, NHSN surgery | 567 (19.9%) | 501 (88.4%) | 66 (11.6%) | |
| Yes, minimally invasive/non-NHSN surgery | 221 (7.8%) | 203 (91.9%) | 18 (8.1%) | |
| McCabe score | <0.0001 | |||
| Non-fatal disease | 1934 (68%) | 1848 (95.6%) | 86 (4.4%) | |
| Ultimately fatal disease | 432 (16.9%) | 422 (87.6%) | 60 (12.4%) | |
| Rapidly fatal disease | 282 (9.9%) | 246 (87.2%) | 36 (12.8%) | |
| Days from admission to survey, median (IQR) | 5 (2–10) | 5 (2–9) | 15 (10–29) | <0.0001 |
a
Percentages may not total 100 because of missing data.
b
The Chi-square test was used for calculating the p-value. The comparison excluded patients with missing data.
NHSN: National Healthcare Safety Network; IQR: interquartile range