Table 1 General characteristics of study participants across tertiles of dietary total protein intake (n = 203)1.
Tertiles of dietary total protein intake | P2 | |||
|---|---|---|---|---|
T1 (n = 67) | T2 (n = 68) | T3 (n = 68) | ||
Age (y) | 13.9 ± 1.5 | 14.0 ± 1.7 | 14.0 ± 1.6 | 0.78 |
Weight (kg) | 74.0 ± 11.7 | 72.9 ± 11.7 | 73.6 ± 11.6 | 0.86 |
Body mass index (kg/m2) | 27.6 ± 2.9 | 27.3 ± 3.2 | 27.2 ± 3.6 | 0.71 |
Gender (%) | 0.83 | |||
Boy | 52.2 | 47.1 | 50.0 | |
Girl | 47.8 | 52.9 | 50.0 | |
Physical activity levels (%) | < 0.001 | |||
Low | 70.1 | 44.1 | 36.8 | |
High | 29.9 | 55.9 | 63.2 | |
Socioeconomic status levels (%) | 0.14 | |||
Low | 29.9 | 38.2 | 19.1 | |
Moderate | 40.3 | 39.7 | 52.9 | |
High | 29.9 | 22.1 | 27.9 | |
Systolic blood pressure (mmHg) | 116.8 ± 17.5 | 109.8 ± 21.0 | 111.7 ± 15.7 | 0.07 |
Diastolic blood pressure (mmHg) | 74.4 ± 13.1 | 73.2 ± 10.5 | 72.9 ± 10.4 | 0.70 |
Fasting blood glucose (mg/dL) | 100.8 ± 8.4 | 97.7 ± 9.3 | 96.0 ± 7.1 | 0.004 |
Insulin (µUI/mL) | 25.5 ± 15.2 | 18.0 ± 9.2 | 17.8 ± 11.5 | < 0.001 |
HOMA-IR index | 6.3 ± 3.7 | 4.4 ± 2.4 | 4.3 ± 3.2 | < 0.001 |
Triglycerides (mg/dL) | 144.3 ± 68.3 | 110.1 ± 51.4 | 111.8 ± 73.2 | 0.003 |
HDL cholesterol (mg/dL) | 42.2 ± 8.2 | 45.9 ± 6.5 | 46.3 ± 8.3 | 0.004 |
