Comparison between Zip-Type Skin Closure Device and Staple for Total Knee Arthroplasty: A Meta-Analysis

Table 2

Characteristics of included studies.

Study	Design	Intervention	Cases	Mean age	Female	BMI	Follow-up
Alnachoukati 2019	RCS	SKD; Staple	65; 65	66.8; 68.3	42; 40	34.3; 31.4	1 month
Benner 2019	RCT	SKD; Staple	25; 25	66.4; 66.4	12; 12	NS	2 months
Carli 2017	PCT	SKD; Staple	221; 1001	60.8; 65.3	121; 639	31.4; 29.6	6 weeks
Ko 2017	RCS	SKD; Staple	45; 45	68.8; 70.38	38; 34	24.9; 24.42	3 months
Sutton 2018	RCS	SKD; Staple	971; 971	65.1; 65.5	621; 612	NS	3 months
Takayama 2017	RCS	SKD; Staple	38; 38	73.9; 73.8	33; 31	25.9; 26.5	3 months

RCS: retrospective controlled trial; RCT: randomized controlled trial; PCT: prospective controlled trial; SKD: skin closure device; F: female; NS: not state.