Shoulder Arthrodesis versus Upper Trapezius Transfer for Traumatic Brachial Plexus Injury: A Proportional Meta-Analysis

Table 1

Baseline study and patient characteristics.

Study	n	Male (n)	Mean age (years)	Delay to surgery (months)	Follow-up (months)
Shoulder arthrodesis
Richards et al. [21]	9	8	27	56	25
Rouholamin et al. [22]	12	11	29	NR	34
Richards et al. [20]	46	44	30	NR	44
Emmelot et al. [15]	12	10	19	32	84
Rühmann et al. [8]	14	12	34	47	14
Chammas et al. [13]	27	25	25	33	71
Esenyel et al. [16]	5	5	40	NR	58
Atlan et al. [11]	54	54	24	31	37
Lenior et al. [18]	8	8	33	46	28
Thangarajah et al. [23]	7	6	48	60	98
Degeorge et al. [14]	38	NR	30	NR	58
Upper trapezius transfer
Aziz et al. [12]	27	23	31	31	15
Mir-Bullo et al. [6]	6	6	28	30	19
Rühmann et al. [24]	80	69	31	73	29
Monreal et al. [7]	10	8	28	37	18
Bertelli et al. [5]	7	7	28	21	12
Karki et al. [17]	12	12	27	24	6

NR, not reported.