Table 2: Functional outcome scores following LD tendon transfer (CS: Constant Score, SSV: Subjective Shoulder Value, SSI: Shoulder Score Index).

Authors	Journal	Year	No. of patients	Technique	Age	Follow up	Preoperative functional measurements	Postoperative functional measurements
El-Azab et al.	J bone Joint Surg Am	2015	93	Gerber	56 years (40-72)	111,6 months (79,2-132)	44% relative CS 30 ASES score	71% relative CS 70 ASES score
De casa et al.	J Orth Surg Res	2014	14	Arthroscopy assisted	59 years (52-66)	52 months (36-77)	33 CS	59 CS
Castricini et al.	J bone Joint Surg Am	2014	27	Arthroscopy assisted	60 years (46-67)	27 months (24-36)	36 CS	74 CS
Villacis et al.	Arthrosc Tech	2013	8	Arthroscopy assisted	54 years (49- 60)	Mean 14 months	63 SSI	70 SSI
Gerber et al.	J bone Joint Surg Am	2013	45	Gerber	56 years (37-67)	146.6 months (122-184)	47,3 CS 29% SSV	63,8 CS 70,1% SSV
Debeer et al.	Acta Orthop Belg	2010	26	Gerber	56,5 years (42-66)	43,3 months (13-124)	39 CS	60 CS
Weening et al.	Int Orthop	2010	16	Gerber	60 years (49-71)	26 months (7-73)	32,5 CS	50,3 CS
Moursy et al.	J bone Joint Surg Am	2009	42	Gerber (n =22) Bone chip (n=20)	58 years (50-75)	Mean 47 months	43,4 (Gerber technique) 40,2 (bone chip)	64,8 ASES score 74,2 ASES score
Nové – Josserand et al.	Orthop Traumatol Surg Res	2009	26	Gerber	55,5 years (36-71)	34 months (24-62)	50 CS	74 CS
Habermayer et al.	J bone Joint Surg Br	2006	14	Single incision	61 years (47- 76)	32 months (19-42)	46,5 CS	74,6 CS
Gerber et al.	J bone Joint Surg Am	2006	69	Gerber	61 years (49- 72)	59 months (24 – 126)	55% CS	73% CS
Ianotti et al.	J bone Joint Surg Am	2006	20	Gerber	54,8 years (44-68)	39 months (24- 85)	40 PENN score	66 PENN score
Miniaci et al.	J bone Joint Surg Am	1999	17	Gerber	55 years (32-77)	51 months (24-72)	6,8 UCLA score	16,4 UCLA score
Aoki et al.	J bone Joint Surg Br	1996	12	Gerber	64 years (48- 82)	35,6 months (26-42)	11,8 UCLA score	28 UCLA score