Need for concomitant Akin osteotomy in patients undergoing Chevron osteotomy can be determined preoperatively: a retrospective comparative study of 859 cases

Table 2 Preoperative radiological data for cohorts C and AC

	Chevron (C)		Chevron and Akin (AC)		Significance between C and AC
	Mean	SD	Mean	SD	p value
IMA	13.0	2.6	13.0	2.2	0.981
HVA	28.3	7.3	28.1	6.7	0.879
DMAA	12.5	7.4	10.3	6.9	0.015
PDPAA	6.7	3.9	10.1	4.6	0.000
Joint congruity	13.0	8.3	13.6	9.2	0.591
Sesamoid position	5.2	1.3	4.9	1.4	0.051

IMA intermetatarsal angle, HVA hallux valgus angle, DMAA distal metataarsal articular angle, PDPAA proximal to distal phalangeal articular angle, SD standard deviation

ISSN: 1749-799X