Table 1 Demographic and clinical characteristics of colonised (n=716) and infected patients (n=121)
Colonised patients (%) | Infected patients (%) | Total (%) | ||||
|---|---|---|---|---|---|---|
Age (years) | ||||||
≤ 39 | 83 | (11.5%) | 7 | (5.8%) | 90 | (10.7%) |
40-59 | 209 | (29.1%) | 30 | (24.8%) | 239 | (28.5%) |
60-79 | 298 | (41.4%) | 65 | (53.7%) | 363 | (43.2%) |
80 + | 129 | (17.9%) | 19 | (15.7%) | 148 | (17.6%) |
Gender | ||||||
Male | 460 | (64.0%) | 86 | (71.1%) | 546 | (65.0%) |
Female | 259 | (36.0%) | 35 | (28.9%) | 294 | (35.0%) |
Ethnicity | ||||||
Chinese | 485 | (67.5%) | 85 | (70.2%) | 570 | (67.9%) |
Malay | 131 | (18.2%) | 20 | (16.5%) | 151 | (18.0%) |
Indian | 65 | (9.0%) | 11 | (9.1%) | 76 | (9.0%) |
Other | 38 | (5.3%) | 5 | (4.1%) | 43 | (5.1%) |
Co-morbidities | ||||||
Diabetes | 233 | (32.4%) | 45 | (37.2%) | 278 | (33.1%) |
Active malignancy | 66 | (9.2%) | 18 | (14.9%) | 84 | (10.0%) |
Haemodialysis | 246 | (34.2%) | 49 | (40.5%) | 295 | (35.1%) |
Non-cancer immunosuppression | 91 | (12.7%) | 2 | (1.7%) | 93 | (11.1%) |
Exposures | ||||||
Surgery within 30 days | 350 | (48.7%) | 71 | (58.7%) | 421 | (50.1%) |
ICU admission | 325 | (45.2%) | 67 | (55.4%) | 392 | (46.7%) |
Central line placement | 237 | (33.0%) | 50 | (41.3%) | 287 | (34.2%) |
Outcome | ||||||
Mortality at 30 days | 33 | (4.6%) | 20 | (16.5%) | 53 | (6.3%) |
Mortality at 6 months | 90 | (12.5%) | 35 | (28.9%) | 125 | (14.9%) |