Fig. 2From: Increasing rates of laparoscopic gastrointestinal surgery and decreasing rates of surgical site infections: an observational study in Japan from 2012–2017Trends in gastrointestinal surgery among the medical institutions registered in JANIS, 2012–2017. Panels are shown separately for A esophagectomy, B gastrectomy, C total gastrectomy, D distal gastrectomy, E colon surgery, and F rectal surgery. The black bars represent the number of laparoscopic surgeries, and the gray bars represent the number of open surgeries. The solid circles indicate the proportion of laparoscopic surgeries of the total number of surgical operations, and the error bars shown by whiskers indicate the 95% confidence intervals for the proportion. JANIS Japan Nosocomial Infections SurveillanceBack to article page