Table 2.
Multivariable-adjusted blood pressure levels by tertiles of total, animal, and plant protein intake among adults
| Baseline intake | Alla | Baseline BMIb < 25kg/m2 | Baseline BMIb ≥ 25kg/m2 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Total proteinc | n | SBP | DBP | n | SBP | DBP | n | SBP | DBP |
| T1 (low) | 444 | 120.5 (0.6) | 77.1 (0.4) | 195 | 116.5 (0.9) | 73.7 (0.6) | 249 | 124.4 (0.9) | 80.4 (0.5) |
| T2 | 445 | 119.1 (0.6) | 76.5 (0.4) | 251 | 115.8 (0.8) | 74.4 (0.5) | 194 | 122.7 (0.9) | 79.0 (0.6) |
| T3 (high) | 446 | 117.7 (0.6) | 75.6 (0.4) | 237 | 113.1 (0.8) | 72.9 (0.6) | 209 | 122.6 (0.9) | 78.3 (0.6) |
| P for trend | 0.001 | 0.02 | 0.006 | 0.29 | 0.17 | 0.02 | |||
| Animal proteinc | |||||||||
| T1 (low) | 445 | 120.0 (0.6) | 77.0 (0.4) | 207 | 116.2 (0.9) | 73.8 (0.6) | 238 | 124.1 (0.9) | 80.2 (0.6) |
| T2 | 442 | 119.8 (0.6) | 76.7 (0.4) | 238 | 115.7 (0.8) | 74.2 (0.6) | 204 | 124.2 (0.9) | 79.5 (0.6) |
| T3 (high) | 448 | 117.6 (0.6) | 75.6 (0.4) | 238 | 113.5 (0.8) | 73.1 (0.6) | 210 | 121.7 (0.9) | 78.2 (0.6) |
| P for trend | 0.02 | 0.049 | 0.03 | 0.41 | 0.08 | 0.02 | |||
| Plant proteinc | |||||||||
| T1 (low) | 445 | 120.7 (0.6) | 77.5 (0.4) | 192 | 116.4 (1.0) | 74.4 (0.6) | 253 | 125.1 (0.8) | 80.7 (0.5) |
| T2 | 446 | 118.4 (0.6) | 76.5 (0.4) | 247 | 115.4 (0.8) | 73.7 (0.5) | 199 | 121.3 (0.9) | 79.3 (0.6) |
| T3 (high) | 444 | 118.3 (0.6) | 75.3 (0.4) | 244 | 113.8 (0.9) | 73.0 (0.6) | 200 | 123.1 (1.0) | 77.6 (0.6) |
| P for trend | 0.03 | 0.001 | 0.04 | 0.11 | 0.06 | 0.0002 | |||
Values are mean (standard error).
Abbreviations: BMI, body mass index; DBP, diastolic blood pressure; SBP, systolic blood pressure; T, tertile.
aAdjusted for age, sex, education, height, activity, smoking status, % energy from fat, BMI status (normal, overweight, or obese).
bAdjusted for age, sex, education, height, activity, smoking status, % energy from fat.
cProtein intakes expressed as weight-adjusted residuals in grams per day.