Table 2.
Baseline characteristics of studied participants based on tertiles of dietary inflammatory index.
| Variables | Total (n = 5954) | Tertiles of dietary inflammatory index | P | ||
|---|---|---|---|---|---|
| T1 (n = 1984) | T2 (n = 1985) | T3 (n = 1985) | |||
| Age (year) | 45.80 ± 7.82* | 46.74 ± 8.09 | 45.58 ± 7.78 | 45.07 ± 7.50 | < 0.001 |
| Sex, male% | 51.9 | 45.4 | 50.5 | 59.7 | < 0.001 |
| SES | |||||
| Low | 32.4 | 45 | 29 | 23.4 | < 0.001 |
| Moderate | 32.5 | 28.3 | 34.5 | 34.9 | |
| High | 35 | 26.7 | 36.6 | 41.7 | |
| Weight (kg) | 71.87 ± 13.40 | 69.50 ± 13.11 | 72.00 ± 13.27 | 74.12 ± 13.41 | < 0.001 |
| BMI (kg/m2) | 23.78 ± 9.26 | 23.12 ± 9.01 | 24.01 ± 9.19 | 24.22 ± 9.53 | < 0.001 |
| WC (cm) | 96.05 ± 10.27 | 95.93 ± 10.41 | 96.19 ± 10.16 | 96.02 ± 10.25 | 0.716 |
| PA (MET/day) | 41.28 ± 8.39 | 40.96 ± 7.32 | 41.00 ± 8.19 | 41.87 ± 9.47 | 0.001 |
| TG (mg/dl) | 130.85 ± 74.72 | 129.30 ± 76.06 | 128.55 ± 72.34 | 134.71 ± 75.58 | 0.018 |
| TC (mg/dl) | 183.86 ± 36.54 | 185.06 ± 37.44 | 183.43 ± 35.71 | 183.08 ± 36.43 | 0.189 |
| HDL (mg/dl) | 46.61 ± 11.37 | 47.93 ± 11.48 | 46.82 ± 11.53 | 45.09 ± 10.90 | < 0.001 |
| Dyslipidemia,% | 40.2 | 37.1 | 39.1 | 44.3 | < 0.001 |
| Taking medications, % | 1.2 | 0.6 | 1.3 | 1.8 | 0.278 |
| high LDL levels, % | 24.1 | 24 | 23.4 | 23.9 | 0.511 |
| high TC levels, % | 29.3 | 28.9 | 29 | 30.7 | 0.233 |
| low HDL levels, % | 47.4 | 45.1 | 47.6 | 49.7 | 0.014 |
| Smoking, % | 12.8 | 12.5 | 13.2 | 12.6 | 0.756 |
BMI body mass index, WC waist circumference, PA physical activity, TG triglyceride, TC total cholesterol, HDL high density lipoprotein, SES socioeconomic status.
P-values were obtained ANOVA and Chi square test.
*Mean ± SD.