Document Classification

Section Type: RESULTS

Text: Multivariate predictors for use of rescue therapy included age (odds ratio per 10 yrs and 95 % confidence interval : 0. 88 ; 0. 78-0. 99 ; p =. 049), positive end-expiratory pressure (odds ratio per 5-cm H2O increase : 1. 33 ; 95 % confidence interval, 1. 05-1. 69 ; p =. 019), Pao2/Fio2 ; odds ratio per 5-cm H2O increase : 0. 98 ; 95 % confidence interval, 0. 96-0. 99 ; p =. 017), peak airway pressure (odds ratio per 5-cm H2O increase : 1. 11 ; 95 % confidence interval, 1. 001-1. 237 ; p =. 047), and study order (odds ratio per subsequent Acute Respiratory Distress Syndrome Clinical Trials Network study : 1. 21 ; 95 % confidence interval, 1. 03-1. 41 ; p =. 02).