Document Classification

Section Type: RESULTS

Text: Postextubation bedside spirometric lung volumes in percentage of preoperative lung volume showed significant differences in group 1 versus group 2 in forced vital capacity, 39. 66 % + / - 15. 42 % versus 31. 85 % + / - 11. 65 % (P =. 016) ; forced expiratory volume in the first second, 44. 8 % + / - 16. 18 % versus 35. 97 % + / - 13. 32 % (P =. 013) ; maximum voluntary ventilation, 39. 40 % + / - 13. 57 % versus 33. 11 % + / - 14. 80 % (P =. 056) ; and expiratory flow rate, 47. 76 % + / - 24. 61 % versus 37. 37 % + / - 4. 33 % (P =. 031).