Table 1 Selected characteristics of participants by median dietary glycine and histidine intake in the NHAP, 2014–2019
From: The inverse associations of glycine and histidine in diet with hyperlipidemia and hypertension
Characteristics | Glycine | Histidine | ||||
|---|---|---|---|---|---|---|
≤ 2637.89 | > 2637.89 | P value | ≤ 1464.77 | > 1464.77 | P value | |
Number of participants | 5596 | 5596 | Â | 5596 | 5596 | Â |
Age (years) [mean ± SD] | 38.41 ± 16.40 | 42.95 ± 16.68 | < 0.001 | 38.18 ± 1630 | 43.18 ± 16.72 | < 0.001 |
Male n (%) | 2479 (44.30) | 2550 (45.60) | 0.177 | 2468 (44.10) | 2561 (45.80) | 0.077 |
Educational status | Â | Â | Â | Â | Â | Â |
under college n (%) | 2452 (43.80) | 3032 (54.20) | < 0.001 | 2440 (43.60) | 3044 (54.40) | < 0.001 |
bachelor n (%) | 2979 (53.20) | 2387 (42.70) | < 0.001 | 2990 (53.40) | 2376 (42.50) | < 0.001 |
master or doctor n (%) | 165 (3.00) | 177 (3.10) | < 0.001 | 166 (3.00) | 176 (3.10) | < 0.001 |
Body mass index [mean ± SD] (kg/m2) | 23.01 ± 3.45 | 23.48 ± 3.30 | < 0.001 | 23.01 ± 3.47 | 23.48 ± 3.28 | < 0.001 |
Obesity n (%) | 2014 (36.00) | 2268 (40.50) | < 0.001 | 2021 (36.10) | 2261 (40.40) | < 0.001 |
Current smoker n (%) | 1006 (18.00) | 1016 (18.20) | 0.805 | 1011 (18.10) | 1011 (18.10) | 1 |
Alcohol use n (%) | 916 (16.40) | 734 (13.10) | < 0.001 | 911 (16.30) | 739 (13.20) | < 0.001 |
Work intensity | Â | Â | Â | Â | Â | Â |
light, n (%) | 3171 (56.60) | 2928 (52.30) | < 0.001 | 3160 (56.50) | 2939 (52.50) | < 0.001 |
moderate, n (%) | 1788 (32.00) | 1491 (26.70) | < 0.001 | 1800 (32.10) | 1479 (26.40) | < 0.001 |
heavy, n (%) | 637 (11.40) | 1177 (21.00) | < 0.001 | 636 (11.40) | 1178 (21.10) | < 0.001 |
Hyperlipidemia n (%) | 226 (4.00) | 192 (3.40) | 0.09 | 226 (4.00) | 192 (3.40) | 0.09 |
Hypertension n (%) | 341 (6.10) | 332 (5.90) | 0.72 | 332 (5.90) | 341 (6.10) | 0.72 |