Document Classification

Section Type: RESULTS

Text: The cumulative dose of morphine administered at each time point was lower in Group P than in Group C (P < 0. 05), at 2 h (3. 810. 35 versus 4. 130. 45 ; P = 0. 01), 6 h (16. 201. 49 versus 19. 600. 35 ; P < 0. 001), 12 h (26. 292. 75 versus 32. 492. 42 ; P < 0. 001), 24 h (41. 722. 70 versus 49. 974. 53 ; P < 0. 001), and 48 h (60. 064. 00 versus 65. 683. 23 ; P < 0. 001).