Fig. 1From: The impact of complications on a programme of enhanced recovery in colorectal surgeryTrend of the median postoperative lenght of stay (with confidence interval of the mean to confirm the non-normal distribution) in elective non-complicated patients. The linear regression, shown by the regression line, confirms the trend to reduction of the LOS with increased experience with ER. The regression equation is reported together with the value of R2Back to article page