Table 1.
Participant characteristics by site
| PBRC (n = 34) | Tufts University (n = 45) | WUSM (n = 26) | |
|---|---|---|---|
| Sex | |||
| Male | 15 (44%) | 12 (27%) | 11 (42%) |
| Female | 19 (56%) | 33 (73%) | 15 (58%) |
| Race | |||
| Caucasian | 22 (65%) | 38 (84%) | 23 (88%) |
| African-American | 11 (32%) | 2 (5%) | 1 (4%) |
| Other | 1 (3%) | 5 (11%) | 2 (8%) |
| Age, yr | 39.2 (6.6) | 34.7 (4.9) | 55.2 (3.1) |
| Weight, kg | 81.8 (10.2) | 80.3 (10.6) | 80.5 (10.3) |
| BMI, kg/m2 | 27.9 (1.7) | 27.9 (1.5) | 27.4 (2.2) |
Continuous variables are means (SD); categorical variables are number and percentage. PBRC, Pennington Biomedical Research Center; WUSM, Washington University School of Medicine; BMI, body mass index.