Additional file 1 of Correction of symbrachydactyly: a systematic review of surgical options

Additional file 1: Supplement 1. Literature search strings. Supplement 2. The Modified Coleman Methodology Score of the included studies. Supplement 3.Certainty of evidence assessment based of GRADE. Supplement Table 1.  Function, aesthetic and lengthening outcome measurements in non-vascularized transfers. Supplement Table 2. Function, aesthetic and lengthening outcome measurements in vascularized transfers. Supplement Table 3.  Function, aesthetic and lengthening outcome measurements in distraction osteogenesis and web syndactyly release. Supplement Table 4. Hand complications in distraction osteogenesis and web release. Supplement 5. Completed PRISMA Checklist.

附加文件1：补充材料1. 文献检索字符串。补充材料2. 纳入研究的修正科尔曼方法学评分（Modified Coleman Methodology Score）。补充材料3. 基于GRADE（Grading of Recommendations Assessment, Development and Evaluation）的证据确定性评价。补充表1. 非血管化移植的功能、美观与延长效果评估指标。补充表2. 血管化移植的功能、美观与延长效果评估指标。补充表3. 牵张成骨与并指松解术的功能、美观与延长效果评估指标。补充表4. 牵张成骨与指蹼松解术的手部并发症。补充材料5. 完整的PRISMA（Preferred Reporting Items for Systematic Reviews and Meta-Analyses）检查表。