Table 1 Baseline Characteristics by symptom status, SWAN
From: Association of lean body mass to menopausal symptoms: The Study of Women's Health Across the Nation
| Â | Presence of vasomotor symptoms (VMS) | ||||
|---|---|---|---|---|---|
None | (% n) | Any | (% n) | p | |
n | 1179 | (47%) | 1354 | (53%) | Â |
Age, yr (mean ±) | 52.0 ± 2.7 |  | 52.0 ± 2.6 |  |  |
Race/Ethnicity (n) | Â | Â | Â | Â | < .0001 |
 African American | 272 | (36%) | 494 | (64%) |  |
 Caucasian | 619 | (50%) | 622 | (50%) |  |
 Chinese | 118 | (52% | 107 | (48%) |  |
 Hispanic | 144 | (54%) | 122 | (46%) |  |
 Japanese | 26 | (67%0 | 13 | (33%) |  |
Education (n) | Â | Â | Â | Â | < .0007 |
 ≤ High School | 225 | (44%) | 286 | (56%) |  |
 Some College | 349 | (42%) | 481 | (58%) |  |
 ≤ College Graduate | 595 | (50%) | 584 | (50%) |  |
Menopausal Status (n) | Â | Â | Â | Â | < .0001 |
 Postmenopausal | 430 | (42%) | 591 | (58%) |  |
 Late Perimenopausal | 77 | (32%) | 163 | (68%) |  |
 Early Perimenopausal | 368 | (50%) | 372 | (50%) |  |
 Premenopausal | 54 | (68%) | 26 | (33%) |  |
Body Composition (mean ± SD) | |||||
 Weight (kg) | 74.3 ± 20.7 |  | 78.4 ± 20.7 |  | <.0001 |
 BMI (kg/m2) | 28.1 ± 7.3 |  | 29.6 ± 7.3 |  | <.0001 |
 Body Fat (%) | 36.8 ± 8.0 |  | 39.1 ± 7.6 |  | <.0001 |
 Total Body Fat (kg) | 28.3 ± 13.2 |  | 31.9 ± 13.9 |  | <.0001 |
 Fat Mass Index (kg/m2) | 10.75 ± 4.9 |  | 12.03 ± 5.11 |  | <.0001 |
 Fat Free Mass (kg) | 45.1 ± 7.4 |  | 46.3 ± 7.6 |  | .0002 |
 Fat Free Mass Index (kg/m2) | 17.1 ± 2.4 |  | 17.5 ± 2.5 |  | .0003 |
 Skeletal Muscle Mass (kg) | 20.6 ± 3.3 |  | 20.9 ± 3.3 |  | .0423 |
 Skeletal Muscle Index (kg/m2) | 7.8 ± 1.1 |  | 7.9 ± 1.1 |  | .1298 |
 Waist Hip Ratio (%) | 0.81 ± 0.07 |  | 0.83 ± 0.07 |  | <.0001 |