Table 2.

Results of the Coleman Methodology Score (CMS) used to assess the quality of the articles included

References	Study size	Follow-up	N procedures	Type of study	Diagnostic certainty	Description of surgical technique	Rehabilitation and compliance	Outcome criteria	Outcome assessment	Selection process	Total
Ebied and El-Kholy [12]	4	5	0	0	5	5	10	10	11	15	65
Brown and Ahmad [13]	0	2	10	0	5	5	0	10	6	0	38
Sobhy et al. [20]	4	5	10	10	5	5	10	10	10	15	84
Hinckel et al. [22]	0	0	10	10	5	5	10	10	5	15	70
Drez et al. [27]	0	5	10	0	5	5	10	10	6	13	64
Sadigursky et al. [29]	0	5	10	10	5	5	10	10	7	13	75
Hetsroni et al. [30]	4	5	10	10	5	5	10	10	10	15	84
Yang and Zhang [28]	7	2	10	0	5	5	10	10	10	15	74
Maffulli et al. [37]	4	5	10	10	5	5	10	10	10	13	82
Maximum score possible	10	5	10	15	5	5	10	10	15	15	100
Mean ± standard deviation	2.5 ± 2.6	3.7 ± 1.9	8.8 ± 3.3	5.5 ± 5.2	5 ± 0	5 ± 0	8.8 ± 3.3	10 ± 0	8.3 ± 2.2	12.6 ± 4.8	70.6 ± 14.4