Assessment of the bone quality of black male athletes using calcaneal ultrasound: a cross-sectional study

Nutrition & Metabolism

Table 2 Comparison of footballers, runners and other sportsmen by Means of anthropometric, activity and ultrasound parameters

Characteristic	Footballer^a (n = 68)	Runner^b (n = 14)	Other^c (n = 19)	P-value
				*abc*	*ab**	*ac**	*bc**
Age (years)	23 ± 4	31 ± 8	27 ± 6	<0.001	<0.001	0.005	0.06
Weight (kg)	66.3 ± 7.0	58.7 ± 6.0	67.6 ± 10.3	0.001	<0.001	0.52	0.005
Height (m)	1.73 ± 0.6	1.69 ± 0.6	1.76 ± 0.7	0.005	0.01	0.09	0.004
BMI (kg/m²)	22.1 ± 1.8	20.6 ± 1.9	21.7 ± 2.4	0.02	0.004	0.36	0.17
Activity (kcal/kg/d)	35 ± 13	27 ± 12	40 ± 16	0.02	0.02	0.20	0.01
BUA (dB/MHz)	142 ± 9	143 ± 11	135 ± 13	0.02	0.62	0.01	0.06
SOS (m/s)	1625 ± 40	1623 ± 28	1590 ± 39	0.003	0.84	0.001	0.01
SI	130 ± 15	130 ± 12	115 ± 18	0.001	0.96	<0.001	0.01
T-score	+0.85 ± 0.88	+0.86 ± 0.69	-0.01 ± 1.0	0.001	0.96	0.001	0.01

P < 0.01 indicates statistical significance (Bonferroni correction).
a*b*c = comparison of footballers (a) with runners (b) and other sportsmen (c).
a*b = comparison of footballers (a) with runners (b).
a*c = comparison of footballers (a) with other sportsmen (c).
b*c = comparison of runners (b) with other sportsmen (c).
Others include handball, high jump, taekwando, wrestling, cycling, badminton and judo.

ISSN: 1743-7075