Table 3.

Results of ANCOVA for absolute Hbmass in children below the age of 12 years (study 1).

	Unit	ANCOVA p- value	Regression weights	95% Confidence interval
Base		0.802
Sex	Males	0.022	28.7	4.5; 53.0
Age	Years	0.93
Activity level		0.001
	2 h ≤ 4 h	0.135	11.4	−4.5; 27.3
	>4 h	0.001	25.4	11.6; 39.2
Training history	Years	0.90
LBM	(kg)	0.000	11.4	9.0; 13.7

LBM, lean body mass.