Operative vs non-operative management of displaced proximal humeral fractures in the elderly: A systematic review and meta-analysis of randomized controlled trials

Table 2 Complications chart

	Operative					Non-operative
Ref.	Infection	Avascular necrosis	Nonunion	Nerve injury	Post-traumatic osteoarthritis	Infection	Avascular necrosis	Nonunion	Nerve injury	Post-traumatic osteoarthritis
Boons et al[24]	0	0	0	NR	NR	0	2	3	NR	NR
Fjalestad et al[9,25]	0	8	0	7	NR	0	13	2	6	NR
Olerud et al[26]	0	0	0	0	0	0	3	1	0	5
Olerud et al[27]	2	3	1	0	3	0	2	1	1	2
Stableforth[28]	1	NR	NR	NR	NR	0	NR	NR	NR	NR
Zyto et al[29]	2	1	1	NR	2	0	0	0	NR	2
Total	5	12	2	7	5	0	20	7	7	9

NR: Not reported.