Table 1.
Study cohort demographics, bone mineral density and urinary parameters
| Female | |||
|---|---|---|---|
|
|
|||
| Male | Estrogen | No Estrogen | |
| No. pts | 250 | 145 | 37 |
| No. race: | |||
| Native American | 2 | 1 | 0 |
| Asian | 8 | 3 | 0 |
| African American | 6 | 3 | 0 |
| Hispanic | 11 | 6 | 1 |
| Caucasian | 223 | 132 | 36 |
| Mean ± SD age | 48.3 ± 12.7 | 41.1 ± 10.2 | 56.7 ± 10.2 |
| Mean ± SD BMI (kg/m2) | 29.0 ± 5.3 | 26.8 ± 5.9 | 28.9 ± 6.1 |
| Mean ± SD Z-score: | |||
| Lumbar spine | −0.3 ± 1.6 | −0.2 ± 1.1 | 0.0 ± 1.8 |
| Femoral neck | −0.2 ± 1.1 | −0.2 ± 1.0 | −0.2 ± 1.0 |
| Mean ± SD fasting urinary Ca/Cr (mg/mg) | 0.08 ± 0.04 | 0.09 ± 0.05 | 0.12 ± 0.05 |
| Mean ± SD random diet urinary values: | |||
| Calcium (mg/day) | 269 ± 124 | 225 ± 118 | 245 ± 124 |
| Sodium (mEq/day) | 209 ± 81 | 157 ± 62 | 151 ± 70 |
| SO4 (mEq/day) | 43.2 ± 15.8 | 32.6 ± 15.6 | 31.7 ± 13.0 |
| Mean ± SD restricted diet urinary values: | |||
| Calcium (mg/day) | 200 ± 105 | 167 ± 83 | 209 ± 93 |
| Sodium (mEq/day) | 132 ± 75 | 104 ± 53 | 109 ± 59 |
| SO4 (mEq/day) | 43.6 ± 18.3 | 31.7 ± 14.8 | 32.1 ± 15.5 |