Table 1 Population characteristics based on the tertiles of carbohydrate quality index
From: Carbohydrate quality index and risk of non-alcoholic fatty liver disease in Iranian adults
|  | T1 (n = 247) | T2 (n = 230) | T3 (n = 198) | P-trend |
|---|---|---|---|---|
Demographic data | Â | Â | Â | Â |
Age, (year) | 36.26 (8.01) | 38.97 (9.27) | 39.48 (8.99) | < 0.001 |
Sex (male) | 55.1 | 50.4 | 53.5 | 0.591 |
Body mass index (Kg/m2) | 26.83 (3.98) | 27.37 (4.80) | 26.26 (4.06) | 0.191 |
Physical activity (MET/h/week) | 1484.7 (853.7) | 1438.6 (954.7) | 1362.6 (823.0) | 0.147 |
Smoking (yes) | 5.7 | 3.5 | 3.0 | 0.324 |
Education level (Bachelor and higher) | 46.6 | 47.8 | 46.0 | 0.924 |
Socio economic status | Â | Â | Â | 0.218 |
Low | 28.3 | 23.0 | 33.8 | Â |
Middle | 36 | 43.5 | 34.8 | Â |
High | 35.6 | 33.5 | 31.3 | Â |
Dietary intake | Â | Â | Â | Â |
Energy intake (Kcal/d) | 2018.2 (581.1) | 2221.3 (607.1) | 2466.2 (603.0) | < 0.001 |
Carbohydrate (% Kcal) | 55.50 (7.54) | 56.13 (6.39) | 56.19 (6.45) | 0.285 |
Protein (% Kcal) | 12.82 (2.20) | 13.35 (2.34) | 13.66 (2.26) | < 0.001 |
Fat (% Kcal) | 31.66 (7.74) | 30.50 (6.22) | 30.13 (6.27) | 0.018 |
Fiber (g / 1000Kcal) | 13.58 (6.78) | 17.25 (7.40) | 18.12 (6.34) | < 0.001 |
Glycemic index | 66.14 (7.45) | 60.39 (6.69) | 53.77 (6.61) | < 0.001 |
Whole-grain/total-grain | 0.08 (0.06) | 0.19 (0.14) | 0.36 (0.18) | < 0.001 |
SCHO /TCHO | 0.97 (0.02) | 0.98 (0.02) | 0.99 (0.009) | < 0.001 |
Carbohydrate quality index | 14.80 (3.15) | 22.35 (1.70) | 30.54 (3.55) | < 0.001 |