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. Author manuscript; available in PMC: 2015 Jul 1.
Published in final edited form as: Clin J Sport Med. 2014 Jul;24(4):331–336. doi: 10.1097/JSM.0000000000000050

Table 4.

Baseline, 12-month, and change in tibia vBMD and BMC. (Mean ± SD)

Variable Baseline 12 Months Change (95%
Confidence Interval)
P value
Tibia 4%
Trab vBMD 237.3 ± 28.1 234.0 ± 27.9 −3.3 (−7.5, 0.9) 0.11
Trab BMC 194.6 ± 29.2 196.6 ± 39.0 −1.0 (−9.7, 7.7) 0.81
Tibia 38%
Cort vBMD 1196.9 ± 20.1 1199.0 ± 18.5 2.0 (−3.7, 7.7) 0.45
Cort BMC 360.6 ± 47.4 360.8 ± 45.4 0.2 (−2.7, 3.2) 0.87
Tibia 66%
Cort vBMD 1154.5 ± 23.2 1155.8 ± 23.3 1.3 (−4.4, 7.0) 0.63
Cort BMC 365.4 ± 45.5 365.8 ± 47.6 0.5 (−4.5, 5.5) 0.84
Tibia 96%
Total vBMD 206.7 ± 22.4 203.9 ± 18.7 −2.8 (−6.8, 1.1) 0.14
Total BMC 542.4 ± 61.7 533.0 ± 58.8 −9.5 (−23.8, 4.9) 0.18

vBMD: Volumetric Bone Mineral Density (mg/cm3); BMC: Bone Mineral Content (mg/mm); Trab: Trabecular; Cort: Cortical.