“…Nine studies reported the appropriateness of test requests using guidelines from the American Society for Gastrointestinal Endoscopy, 24,58,76,77 the European Panel of the Appropriateness of Gastrointestinal Endoscopy, 51,55 the British Society of Gastroenterology, 25 NICE, 26 and previously published work. 28 Overall, there was no significant difference between the appropriateness of GP DA referrals (mean pooled appropriateness 66.4%, 95% CI = 41.2 to 87.4%) and specialist referrals (mean pooled appropriateness 80.9%, 95% CI = 73.9 to 87.1%) (P = 0.24).…”