Table 1. General characteristics of the participants according to dinner consumption .
| Variable | Dinner consumer | P | |
| Yes 1 (n = 4230) | No (n = 1412) | ||
| Age (year) | 14.85 ± 2 .42 | 14.37 ± 2.36 | <0.001 |
| Girls (%) | 51.1 | 46.2 | 0.001 |
| Urban (%) | 70.2 | 67.3 | 0.040 |
|
Level of education (%) Primary school Secondary High school |
30.4 34.4 35.2 |
41.1 31.2 27.6 |
<0.001 |
| Weight (kg) | 47.26 ± 14.93 | 46.80 ± 15.36 | 0.320 |
| Height (cm) | 154.88 ± 14.06 | 152.06 ± 13.48 | <0.001 |
| BMI (kg/m2) | 19.30 ± 3.97 | 19.79 ± 4.42 | <0.001 |
| Normal BMI3 (%) | 66.6 | 62.6 | <0.001 |
| Waist girth (cm) | 68.81 ± 22.85 | 68.52 ± 12.20 | 0.652 |
| Waist to Height ratio | 0.44 ± 0.14 | 0.45 ± 0.07 | 0.151 |
|
Birth weight (kg) (%) <2500 g 2500-4000 g >4000 g |
14.2 76.2 9.6 |
14.8 72.5 12.8 |
0.003 |
| Systolic blood pressure (mm Hg) | 103.42 ± 13.70 | 102.45 ± 14.29 | 0.033 |
| Diastolic blood pressure (mm Hg) | 65.97 ± 10.89 | 65.52 ± 10.72 | 0.191 |
| Sleeping (hour/day) | 9.12 ± 2.15 | 8.64 ± 2.44 | <0.001 |
| Watching TV (hour/day) | 3.58 ± 1.21 | 3.38 ± 1.09 | <0.001 |
| Working with computer (hour/day) | 1.97 ± 1.20 | 2.21 ± 1.18 | <0.001 |
| Physical activity (hour/day) | 2.02 ± 1.21 | 1.60 ± 1.17 | <0.001 |
| Smoker (%) | 12.7 | 12.4 | 0.851 |
| Total cholesterol (mg/dl) | 148.84 ± 32.23 | 147.36 ± 30.42 | 0.162 |
| LDL-C (mg/dl) | 83.98 ± 26.78 | 84.95 ± 28.98 | 0.391 |
| HDL-C (mg/dl) | 46.55 ± 14.47 | 45.24 ± 13.70 | 0.011 |
| Triglycerides (mg/dl) | 92.49 ± 41.49 | 94.41 ± 45.91 | 0.210 |
| Fasting plasma glucose (mg/dl) | 87.84 ± 13.68 | 86.94 ± 14.17 | 0.060 |
| SGOT (U/L) | 25.55 ± 13.49 | 26.35 ± 13.37 | 0.101 |
| SGPT (U/L) | 18.12 ± 11.27 | 18.32 ± 12.16 | 0.630 |
BMI: body mass index; LDL-C: low-density lipoprotein- cholesterol; HDL-C: high-density lipoprotein- cholesterol; SGOT: Aspartate aminotransferase; SGPT: Alanine Aminotransferase.
1Subjects were considered as dinner consumer if they had dinner ≥ 5 days a week.
2Values are mean ± SD, otherwise, it is indicated.
3Normal BMI: according to WHO criteria, 85th >BMI>5th.