Document Classification

Section Type: RESULTS

Text: Atelectasis occurred in 54 of 685 patients (7. 9 %) assigned to receive 80 % oxygen vs 50 of 701 (7. 1 %) assigned to receive 30 % oxygen (OR, 1. 11 ; 95 % CI, 0. 75-1. 66 ; P =. 60), pneumonia in 41 (6. 0 %) vs 44 (6. 3 %) (OR, 0. 95 ; 95 % CI, 0. 61-1. 48 ; P =. 82), respiratory failure in 38 (5. 5 %) vs 31 (4. 4 %) (OR, 1. 27 ; 95 % CI, 0. 78-2. 07 ; P =. 34), and mortality within 30 days in 30 (4. 4 %) vs 20 (2. 9 %) (OR, 1. 56 ; 95 % CI, 0. 88-2. 77 ; P =. 13).