Table 1. Demographic and clinical characteristics of enrolled patients.
| Overall | MDRO | Non-MDRO | P-value | |
| (n = 610) | (n = 230) | (n = 380) | ||
| Age (years)1 | 63.3±19.2 | 62.7±19.2 | 63.6±19.2 | 0.569 § |
| Gender2 | 0.731 † | |||
| Female | 232 (38.0%) | 85 (37.0%) | 147 (38.7%) | |
| Male | 378 (62.0%) | 145 (63.0%) | 233 (61.3%) | |
| APACHE II score1 | 15.9±8.4 | 16.0±8.1 | 15.9±8.6 | 0.925 § |
| Admission source2 | 0.539† | |||
| Emergence | 175 (28.7%) | 72 (31.3%) | 103 (27.1%) | |
| Surgery | 295 (48.4%) | 107 (46.5%) | 188 (49.5%) | |
| Medicine | 140 (23.0%) | 51 (22.2%) | 89 (23.4%) | |
| Number of dysfunctional organs1 | 2.0±1.3 | 2.0±1.3 | 2.0±1.4 | 0.837 § |
| Death in ICU2 | 0.806 † | |||
| Yes | 161 (26.4%) | 62 (27.0%) | 99 (26.1%) | |
| No | 449 (73.6%) | 168 (73.0%) | 281 (73.9%) | |
| Death in Hospital2 | 0.820 † | |||
| Yes | 189 (31.0%) | 70 (30.4%) | 119 (31.3%) | |
| No | 421 (69.0%) | 160 (69.6%) | 261 (68.7%) | |
| Duration of ICU stay3 | 5.0 (2.0, 11.0) | 5.0 (2.0, 10.0) | 5.0 (2.0, 11.0) | 0.690 ‡ |
| Duration of hospitalization3 | 20.0 (10.0, 37.0) | 19.0 (10.0, 36.0) | 20.5 (9.8, 39.0) | 0.581 ‡ |
| Mechanical ventilation2 | 0.195 † | |||
| Yes | 470 (77.2%) | 171 (74.3%) | 299 (78.9%) | |
| No | 139 (22.8%) | 59 (25.7%) | 80 (21.1%) | |
| Ventilation days3 | 2.0 (1.0, 5.5) | 2.0 (1.0, 5.0) | 1.0 (0, 6.0) | 0.615 ‡ |
| Infection2 | 0.774 † | |||
| Yes | 344 (56.4%) | 128 (55.7%) | 216 (56.8%) | |
| No | 266 (43.6%) | 102 (44.3%) | 164 (43.2%) |
Data are presented as 1mean and standard deviation, 2count and percentage, or 3median and interquartile range.
P-values were calculated by §two-sample t-test; †chi-square test; and ‡Mann-Whitney test.
Abbreviations: MDR, multidrug-resistant; ICU, intensive-care unit.