Table 5 Comparative effectiveness of OCCPR, compared to CCCPR, for survival to hospital discharge evaluated by the logistic regression analysis, instrumental variable analysis, and propensity score matching analysis
Models | Number of survivors | Adjusted odds ratio [95% confidence interval] | p value | |
|---|---|---|---|---|
OCCPR | CCCPR | |||
Logistic regression analysis | 157/1032 (15.2%) | 293/1650 (11.7%) | 1.99 [1.42–2.79] | < 0.001 |
Instrumental variable analysis | 157/1032 (15.2%) | 293/1650 (11.7%) | 1.16 [1.02–1.31] | 0.021 |
Propensity score matching analysis | 89/531 (16.8%) | 58/531 (10.9%) | 1.66 [1.13–2.42] | 0.009 |