Figure 2From: Effects of pectin liquid on gastroesophageal reflux disease in children with cerebral palsy Percent time pH < 4 at the lower esophagus (A) and % time pH < 4 time at the upper esophagus (B) in patients fed with a low-pectin content diet. Pectin (+), a low-pectin content diet. Pectin (-), non-pectin diet. Each vertical bar represented the median value. n.s., not significant, Wilcoxon's signed rank test.Back to article page