Table 3.

Analysis of the correlation between physical activity and Popeye deformity, according to the examiner.

Objective evaluation of the observer		Physical activity		Total	P-value
		No	Yes
Without Popeye	Cases	32	9	41	0.195
	%	78.0%	22.0%	100.0%
Popeye	Cases	13	9	22
	%	59.1%	40.9%	100.0%
Total	Cases	45	18	63
	%	71.4%	28.6%	100.0%

Pearson's chi-square test, with continuity correction, of the association between the objective evaluation of the observer and the physical activity of the patients from the sample.