Table 2.
Characteristics of 1,906 GenSalt dietary intervention participants
Variable | Mean ± SD or percentage | Median (interquartile range) |
---|---|---|
Age, years | 38.7 ± 9.6 | 39.0 (33.0, 46.0) |
Men, % | 53.0 | |
BMI, kg/m2 | 23.3 ± 3.2 | 22.9 (21.1, 25.2) |
SBP, mm Hg | ||
Baseline | 116.9 ± 14.2 | 115.8 (106.4, 127.1) |
Response to low-sodium intake | −5.5 ± 7.0* | −4.4 (−8.9, −1.3) |
Response to high-sodium intake | 4.9 ± 6.0* | 4.7 (0.6, 8.2) |
DBP, mm Hg | ||
Baseline | 73.7 ± 10.3 | 73.3 (66.7, 80.7) |
Response to low-sodium intake | −2.8 ± 5.5* | −2.7 (−5.6, 0.4) |
Response to high-sodium intake | 1.9 ± 5.4* | 1.8 (−1.6, 5.3) |
MAP, mm Hg | ||
Baseline | 88.1 ± 10.9 | 87.7 (80.0, 95.4) |
Response to low-sodium intake | −3.7 ± 5.3* | −3.3 (−6.6, −0.6) |
Response to high-sodium intake | 2.9 ± 5.0* | 2.7 (−0.4, 5.9) |
Abbreviations: BMI, body mass index; DBP, diastolic blood pressure; MAP, mean arterial pressure; SBP, systolic blood pressure. *P value <0.0001 when compared to no BP change during sodium interventions.