Table 1.
Characteristics of GenSalt Proband, Sibling, and Offspring Dietary Intervention Participants According to Parental History of Hypertension in China, 2003–2005
| Parental History of Hypertension |
|||||
|---|---|---|---|---|---|
| No (n = 580) |
Yes (n = 1,118) |
P Value | |||
| % | Mean (SD) | % | Mean (SD) | ||
| Age, years | 36.5 (9.6) | 39.9 (8.4) | <0.0001 | ||
| Male | 57.2 | 53.5 | 0.14 | ||
| High school graduate | 15.0 | 13.6 | 0.43 | ||
| Married | 88.8 | 94.8 | <0.0001 | ||
| Current drinker | 28.1 | 32.4 | 0.07 | ||
| Current smoker | 32.4 | 31.7 | 0.75 | ||
| Physical activity, METs | 23.4 (11.4) | 24.7 (11.6) | 0.04 | ||
| Body mass indexa | 23.2 (3.2) | 23.5 (3.1) | 0.03 | ||
| Baseline urinary excretion, mmol | |||||
| Sodium | 239.1 (64.6) | 245.6 (68.2) | 0.06 | ||
| Potassium | 36.8 (9.8) | 36.9 (9.7) | 0.87 | ||
| Baseline blood pressure, mm Hg | |||||
| Systolic | 114.0 (13.1) | 119.3 (14.2) | <0.0001 | ||
| Diastolic | 71.9 (9.8) | 75.3 (10.3) | <0.0001 | ||
| Hypertension | 5.2 | 12.7 | <0.0001 | ||
Abbreviations: GenSalt, Genetic Epidemiology Network of Salt Sensitivity; MET, metabolic equivalent; SD, standard deviation.
a Body mass index: weight (kg)/height (m)2.