Wrist function recovery course in patients with scaphoid nonunion treated with combined volar bone grafting and a dorsal antegrade headless screw

Table 4 Comparison of carpal alignment correction in arthroscopic and open bone grafting in the literature

	SAL^a (mm)		LISA^b (°)		SLA^c (°)		RLA^d (°)		CHR^e
	Pre^f	Post^g	Pre^f	Post^g	Pre^f	Post^g	Pre^f	Post^g	Pre^f	Post^g
Arthroscopic bone graft
Kim JP [26]	26.5	27.3	42.8	33.5	59.3	51.6	NSD^h
Delgado [28]					67.7	47	30.8	4
Oh-A* [25]			33	26.5	53.3	45.9	7.5	5.2	0.64	0.59
Open bone graft
Oh-O^# [25]			39.2	22.6	58.9	46.8	8.8	4.8	0.65	0.55
Mani [31]					49.6	36.2			0.66	0.6
Dustmann [32]					65	55
Han [33]	22	26	40	32	61	56
Kim JK [34]			55	35			11.5	5.26	0.72	0.65
Kim J [35]					62	56			0.6	0.57

A* arthroscopy cancellous bone graft; O^# open volar cancellous bone graft; SAL^a scaphoid axial length; LISA^b lateral intrascaphoid angle; SLA^c, scapholunate angle; RLA^d radiolunate angle; CHR^e, carpal height ratio; Pre^f preoperative degree; Post^g postoperative degree; NSD^h no significant difference

ISSN: 1749-799X