Exposure factors | Observed cases | Cases of MDR-AB | Infection rate (%) | OR | Χ2 | P |
---|---|---|---|---|---|---|
Age (years) | ||||||
0 | 13 | 2 | 15.38 | 1.00 | 58.62 | < 0.001 |
20 | 69 | 16 | 23.19 | 1.36 | ||
40 | 127 | 37 | 29.13 | 1.41 | ||
60 | 184 | 72 | 39.13 | 1.64 | ||
80 | 96 | 68 | 70.83 | 3.43 | ||
Mechanical ventilation (days) | ||||||
0 | 102 | 18 | 17.65 | 1.00 | 43.36 | < 0.001 |
10 | 247 | 94 | 38.06 | 2.87 | ||
20 | 140 | 83 | 59.29 | 6.80 |