Fig. 1From: Effects of preoperative physiotherapy on signs and symptoms of pulmonary collapse and infection after major abdominal surgery: secondary analysis of the LIPPSMAck-POP multicentre randomised controlled trialDaily rates of clinical criteria. Data are proportions with error bars showing 95% confidence intervals. Intervention (red lines); control (blue lines). p values: *p = 0.02; **p = 0.01; ***p < .001Back to article page