Cox regression model (with time-dependent effect of delirium) for time to first readmission/death within 180 days after initial discharge from hospital (n=136)
| HR | 95% CI | p Value | |
|---|---|---|---|
| Treatment* | – | – | – |
| Gender (female) | 0.76 | 0.44 to 1.31 | 0.33 |
| Age (linear and non-linear effects) | – | – | 0.99 |
| Charlson comorbidity index | 1.25 | 1.00 to 1.57 | 0.06 |
| MMSE | 1.03 | 0.94 to 1.13 | 0.48 |
| Delirium | 2.93 | 1.51 to 5.67 | 0.002 |
| Delirium×(no. of days after 60) | 0.97 | 0.94 to 0.99 | 0.02 |
*Treatment (TAVI vs SAVR) was included as a stratification variable.