TABLE 1.
Baseline characteristics of AA and HA women in the WHI-SHARe cohort by diabetes status1
| AA women |
HA women |
|||||
| Cases (n = 1949) | Controls (n = 6161) | P2 | Cases (n = 611) | Controls (n = 2855) | P2 | |
| Total magnesium intake,3 g/d | 0.243 ± 0.1514 | 0.254 ± 0.162 | 0.005 | 0.255 ± 0.154 | 0.276 ± 0.169 | 0.003 |
| Total energy intake, kcal/d | 1490 ± 962 | 1490 ± 881 | 0.96 | 1550 ± 964 | 1550 ± 932 | 0.99 |
| Age, y | 62.4 ± 6.80 | 61.4 ± 7.10 | <0.001 | 60.4 ± 6.70 | 60.2 ± 6.70 | 0.52 |
| BMI, kg/m2 | 33.1 ± 6.50 | 30.4 ± 6.20 | <0.001 | 31.5 ± 5.80 | 28.3 ± 5.40 | <0.001 |
| Smoking, % | 0.23 | 0.49 | ||||
| Never | 46.7 | 48.8 | 60.8 | 63.1 | ||
| Past | 41.6 | 39.5 | 31.6 | 30.2 | ||
| Current | 11.7 | 11.7 | 7.68 | 6.68 | ||
| Alcohol consumption, % | <0.001 | <0.001 | ||||
| Never | 18.0 | 15.5 | 25.1 | 17.2 | ||
| Past | 43.0 | 30.2 | 32.6 | 19.1 | ||
| Current | 39.1 | 54.3 | 42.3 | 63.7 | ||
| Physical activity, METs/wk | 7.97 ± 11.2 | 10.2 ± 13.1 | <0.001 | 8.52 ± 12.4 | 11.2 ± 14.0 | <0.001 |
| Family history of diabetes, % | 63.0 | 41.2 | <0.001 | 62.4 | 38.5 | <0.001 |
1
n = 11,576. AA, African American; HA, Hispanic American; MET, metabolic equivalent; SHARe, SNP (single nucleotide polymorphism) Health Association Resource; WHI, Women’s Health Initiative.
2
Determined by χ2 or t tests.
3
Includes dietary and supplemental magnesium.
4
Means ± SDs (all such values).