Table 1 Comparison of HAI incidence density in elderly and non-elderly patients
Patient days | No. of HAIs | Incidence density (per 1000 patient-days) | RR | 95% CI | P | |
|---|---|---|---|---|---|---|
Elderly (≥60 y) | 572,485 | 1580 | 2.8 | 1.530 | 1.422–1.651 | < 0.001 |
Non-elderly (< 60 y) | 624,427 | 1126 | 1.8 |