Table 3 Baseline risk factors for delirium in patient population
Risk factor | Control patients without delirium in first week (Number, %) (N = 868) | Patients who developed incident delirium in first week (Number, %) (N = 126) | P-value | Odds ratios | 95 % confidence intervals |
|---|---|---|---|---|---|
Vision impairment | 33 (3.8 %) | 2 (1.6 %) | 0.21 | 0.41 | 0.09 to 1.72 |
Cognitive impairment | 138 (15.9 %) | 18 (14.3 %) | 0.64 | 0.88 | 0.52 to 1.50 |
Dehydration | 249 (28.7 %) | 46 (36.5 %) | 0.07 | 1.43 | 0.7 to 2.11 |
Severe illness | 155 (17.9 %) | 29 (23.0 %) | 0.16 | 1.38 | 0.88 to 2.16 |