Table 3.

Analysis of the body mass index categories

		Group I Further ACL injury (n = 94)	Group II Control group No further ACL injury (n = 94)	p value
Body mass index categories	Underweight (below 18.5)	1	2	0.289†
		1.1%	2.1%
	Normal (between 18.5 and 24.9)	57	66
		60.6%	70.2%
	Pre-obesity (25.0–29.9)	28	23
		29.8%	24.5%
	Obesity class I (30.0—34.9)	8	3
		8.5%	3.2%
Body mass index (Kg/m2)	Number of subjects	94	94	0.012*
	Mean ± SD	24.5 ± 3.7	23.3 ± 3.0
	Min–Max	17.0–39.2	17.5–32.4

*p value was calculated using one-way ANOVA

^†p value was calculated using Chi-square test or Fisher exact test