. 2019 Apr 14;9(4):e023341. doi: 10.1136/bmjopen-2018-023341

Table 5.

FPI and BMI category distributions showing greatest concordance between normal FPI and normal BMI

		Underweight	Normal	Overweight or obese	Total
Supinated	Count	18^a	260^a	76^a	354
	Expected count	15.6	264.9	73.5	354
Normal	Count	68^a	1325^a	383^a	1776
	Expected count	78.4	1328.8	368.8	1776
Pronated	Count	44^a	728^a	188^a	960
	Expected count	42.4	718.3	199.3	960
Highly pronated	Count	12^a	94^b	21^b	127
	Expected count	5.6	95	26.4	127
Total	Count	142	2407	668	3217

Superscript letters denote a subset of FPI (left) categories whose column proportions did not differ significantly from each other at the level of 0.05.

BMI, body mass index; FPI, foot posture index.