Table 2 The overall incidence rate of delirium and incidence rate by SHR tertiles
| Â | Number of delirium (%) | Total person-days | Events per 1000 person-days (95% CI) |
|---|---|---|---|
Total (n=487) | 50 (10.26) | 5483 | 9.10 (6.90-12.00) |
Tertile 1 (n=162) | 14 (8.64) | 1827 | 7.70 (4.60-12.90) |
Tertile 2 (n=162) | 8 (4.94) | 1916 | 4.20 (2.10-8.30) |
Tertile 3 (n=163) | 28 (17.17) | 1740 | 16.10 (11.20-23.20) |