Fig. 2From: Collagen patch cover facilitates recovery of bowel function after laparoscopic colectomyAnalysis of the differences between the collagen and control group. Y-axis indicates the number of days from surgery to the first occurrence of an event (expressed as means and standard deviations). X-axis indicates event type. Abbreviations TFF, time to first flatus; TFO, time to first oral intake; TFD, time to first defecationBack to article page