Surgical interventions for anterior shoulder instability in rugby players: A systematic review

Table 1 Modified Coleman Methodology Scoring system used to assess methodological quality of the studies included in this review

Only one score to be given for each of 7 sections
Study size	< 20	0
	20-50	4
	51-100	7
	> 100	10
Mean follow up	< 12 mo	0
	12-36 mo	4
	37-60 mo	7
	> 61 mo	10
Surgical or conservative approach	Different approach used and outcome no reported separately	0
	Different approaches used and outcome reported separately	7
	Single approach used	10
Type of study	Retrospective cohort	0
	Prospective cohort	10
	Randomised controlled trial	15
Description of indications/diagnosis	Described without % specified	0
	Described with % specified	5
Description of surgical or conservative technique	Inadequate (not stated, unclear)	0
	Fair (technique only stated)	5
	Adequate (technique stated, details of surgical or conservative procedure given)	10
Description of postoperative rehabilitation	Described	5
	Not described	0
Scores may be given for each option in each of the 3 sections if applicable
Outcome criteria	Outcome measures clearly defined	2
	Timing of outcome assessment clearly stated	2
	Use of outcome criteria that has reported reliability	3
	General heath measure included	3
Procedure of assessing outcomes	Participants recruited	5
	Investigator independent of surgeon	4
	Written assessment	3
	Completion of assessment by patients themselves with minimal investigator assistance	3
Description of subject selection	Selection criteria reported and unbiased	5
	Recruitment rate reported > 90%	5
	≤ 90%	0