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Table 1 Search strategy, terms, inclusion criteria, and search results in the present study

From: Gender and birth weight as risk factors for anastomotic stricture after esophageal atresia repair: a systematic review and meta-analysis

Search no. Terms used Inclusion criteria Search results     Sample 1 Sample 2
    Embase PubMed Cochrane Total 50 6
1 (Esophageal atresia OR esophageal atresia) AND anastomotic stricture Published 2000–2019, English/French 131 149 33 313   
2 (Esophageal atresia OR esophageal atresia) AND anastomotic stenosis Published 2000–2019, English/French 32 109 32 173   
3 (Esophageal atresia OR esophageal atresia) AND (anastomotic stricture OR anastomotic stenosis) AND (birth weight) AND gender Published 2000–2019, English/French 1 4 NA 5   
4 (Esophageal atresia OR esophageal atresia) AND (anastomotic stricture OR anastomotic stenosis) AND (birth weight) AND sex Published 2000–2019, English/French 5 1 37 43   
5 (Esophageal atresia OR esophageal atresia) AND (anastomotic stricture OR anastomotic stenosis) AND (birth weight) Published 2000–2019, English/French 28 24 NA 52   
6 (Esophageal atresia OR esophageal atresia) AND (anastomotic stricture OR anastomotic stenosis) AND (gender OR sex) Published 2000–2019, English/French 11 7 NA 18   
Total    208 294 104 604   
  1. NA Not available