Effect of Chinese herbal medicine enema on postoperative gastrointestinal function in gastric cancer patients: A meta-analysis

Figure 1 PRISMA flow diagram of literature screening process. A total of 135 records were identified through database searches (PubMed: 15, EMBASE: 12, CNKI: 53, Wanfang: 55). After removing 22 duplicates, 113 records were screened by title and abstract. Following initial screening, 101 records were excluded, leaving 12 full-text articles for eligibility assessment. Of these, 6 were excluded (3 for non-randomized controlled trial design, 2 for intervention not matching inclusion criteria, 1 for incomplete data). Finally, 6 studies were included in qualitative synthesis and quantitative synthesis (meta-analysis).