a significant trendp < 0.2
Propensity score matched cohorts were built with age, sex, history of mental disorder and ICU stay as a-priori variables, and any variables with a significant trend ( p < 0.2) in bivariate analyses [ 18 ].
Propensity score matched cohorts were built with age, sex, history of mental disorder and ICU stay as a-priori variables, and any variables with a significant trend ( p < 0.2) in bivariate analyses [ 18 ].