Table 2. Bone mineral density and body composition in elderly long-distance runners over a six-year follow-up period.

	2001	2007	p
BMD	1.15(0.1)	1.18(0.1)	0.536
Fat (%)	16.7(5.7)	19.0(4.5)	0.003*
Tissue (g)	60762.9(5087.7)	56317.7(16729.3)	0.390
Fat (g)	10255.1(4017.0)	10684.2(4357.6)	0.756
Lean (g)	50507.8(4268.9)	45633.5(13637.2)	0.209
BMC (g)	2709.0(408.9)	2462.1(748.6)	0.206
Total Calcium	1029.0(155.3)	934.9(284.5)	0.204

Paired t-test. p ≤ 0.05*. BMD - bone mineral density; g - grams; BMC - bone mineral content.