Table 3.

Baseline DXA measurements and whole body composition

Potassium Citrate (n=19)Potassium Chloride (n=11)
Lumbar spine
 BMD (g/cm2)0.96±0.150.96±0.10
 T score−1.15±1.29−1.17±0.97
 Z score−0.67±1.41−0.92±1.05
Hip
 BMD (g/cm2)0.90±0.130.94±0.12
 T score−0.77±0.86−0.59±0.78
 Z score−0.43±0.95−0.34±0.71
Femoral neck
 BMD (g/cm2)0.76±0.120.78±0.08
 T score−1.13±0.87−1.09±0.56
 Z score−0.50±0.95−0.44±0.46
Body weight, kg71.0±11.6a86.2±14.6
Total body lean mass, g52,587±8374a61,900±6686
Total body fat mass, g17,489±777823,812±9410
Total BMC, g2340±4042695±294
Total body fat, %23.6±8.726.1±5.7
BMI, kg/m223.9±3.1a26.8±4.3
  • DXA, dual-energy X-ray absorptiometry; BMD, bone mineral density; BMC, bone mineral content; BMI, body mass index.

  • a P≤0.01 versus potassium chloride.