The relationship between obesity and body compositions with respect to the timing of puberty in Chongqing adolescents: a cross-sectional study

Table 4 Multivariate analysis of covariance of body compositions and timing of puberty (mean ± SD)

	Indicators	Timing of puberty			F	P
	Indicators	Early puberty	On-time puberty	Delayed puberty	F	P
Boys (N = 441)	BD(kg/L)	1.070 ± 0.010	1.071 ± 0.008	1.071 ± 0.009	0.513	0.599
	%BF	13.105 ± 3.958	12.665 ± 3.388	12.503 ± 3.454	0.516	0.597
	FM(kg)	6.526 ± 3.649	6.446 ± 3.233	6.136 ± 3.127	0.316	0.729
	FFM(kg)	40.851 ± 9.209	42.397 ± 8.109	41.115 ± 9.221	1.269	0.282
Girls (n = 407)	BD(kg/L)	1.059 ± 0.009	1.062 ± 0.012	1.067 ± 0.014^{a, b}	12.199	0.000
	%BF	17.306 ± 3.804	16.160 ± 5.057	14.243 ± 5.859^{a, b}	10.888	0.000
	FM(kg)	8.829 ± 4.099	7.861 ± 3.147	6.272 ± 2.831^{a, b}	19.700	0.000
	FFM(kg)	41.553 ± 14.080	40.163 ± 6.826	37.302 ± 5.508^{a, b}	8.684	0.000

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