Table 2.
Univariate and multivariate comparisons between patients with delirium and patients without delirium
| DLR + (n = 31) | DLR − (n = 72) | Effect variable | Unadjusted value (95% CI) | p | Adjusted value (95% CI) | p | Pearson (p) | Deviance (p) | F-test | Hosmer–Lemeshow (p) | Nagelkerke (R2) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Primary outcome | ||||||||||||
| mRS at 90-days median (IQR) | 4 (3–6) | 1 (1–3) | Odds ratio | 6.80 (3.00–15.42) | p < 0.001 | 4.83 (1.88–12.35) | p = 0.006 | p = 0.648 | p = 1.00 | |||
| Secondary outcomes | ||||||||||||
| Length of hospitalization median (IQR) | 12 (8–16) | 7 (5–8) | Beta | 7.15 (2.73–11.57) | p = 0.002 | 3.73 (1.27–6.19) | p = 0.003 | p = 0.032 | ||||
| mRS 0–1 at 90 days—n (%) | 3 (10%) | 38 (53%) | Odds ratio | 10.43 (2.91–37.42) | p < 0.001 | 12.93 (2.50–66.96) | p = 0.002 | p = 0.629 | 0.436 | |||
| mRS 0–2 at 90 days—n (%) | 7 (23%) | 49 (68%) | Odds ratio | 7.30 (2.75–19.40) | p < 0.001 | 5.93 (1.73–20.33) | p = 0.005 | p = 0.707 | 0.438 | |||
| mRS 0–3 at 90 days—n (%) | 12 (39%) | 57 (79%) | Odds ratio | 6.02 (2.40–15.09) | p < 0.001 | 4.78 (1.39–16.45) | p = 0.013 | p = 0.860 | 0.406 | |||
| Death—mRS 6 at 90 days—n (%) | 9 (29%) | 6 (8%) | Odds ratio | 4.5 (1.44–14.07) | p = 0.010 | 3.45 (0.66–17.95) | p = 0.142 | p = 0.001 | 0.409 | |||
The covariates considered in the adjusted analysis were: age, pre-event mRS, NIHSS at onset, atrial fibrillation, diabetes mellitus, hypertension, and heart diseases
Abbreviations: mRS modified Rankin Scale, IQR interquartile range, DLR + patients with delirium, DLR– patients without delirium