Table 4.

Data analysis of suture-button fixation versus screw fixation

Outcome measurement	Studies	Patients	Statistical method	Effect size	P value
01. AOFAS score	3	120	Mean difference IV, fixed, 95 % CI	−4.28 [−7.15, −1.41]	0.003*
02. Time to full weightbearing	2	96	Mean difference IV, fixed, 95 % CI	−3.17 [−3.78, −2.56]	P < 0.0001*
03. Ankle dorsiflexion	1	24	Mean difference IV, fixed, 95 % CI	−3.4 [−6.41, 0.41]	0.08
04. Ankle plantarflexion	1	24	Mean difference IV, fixed, 95 % CI	−10.0 [−18.6, −1.4]	0.02*
05. MCS	2	96	Mean difference IV, fixed, 95 % CI	−0.01 [−0.19, 0.17]	0.89
06. TFO	2	96	Mean difference IV, fixed, 95 % CI	0.33 [−0.42, 1.07]	0.39
07. TFCS	2	96	Mean difference IV, fixed, 95 % CI	−0.96 [−1.34, −0.58]	P < 0.0001*
08. Complications	3	120	Odds ratio M-H, fixed, 95 % CI	0.12 [0.03, 0.41]	0.0008*

CI confidence interval, TFCS tibiofibular clear space, TFO tibiofibular overlap, MCS medial clear space, AOFAS American Orthopedic Foot & Ankle Society scoring system

* Indicates statistical significance