Table 2.
Baseline characteristics of 1637 participants 30–75 year old of the Tehran Lipid and Glucose Study (2006–2008) across quartiles of nutrient patterns *
| Pattern 1 | Pattern 2 | Pattern 3 | Pattern 4 | Pattern 5 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Q 1(n = 407) | Q 4(n = 408) | Q 1(n = 408) | Q 4(n = 407) | Q 1(n = 408) | Q 4(n = 407) | Q 1(n = 408) | Q 4(n = 407) | Q 1(n = 408) | Q 4(n = 407) | |
| Age (years) | 45.5 ± 10.6 | 48.7 ± 11.1‡ | 46.4 ± 10.4 | 47.0 ± 11.2 | 45.7 ± 11.3 | 47.0 ± 11.1 | 45.2 ± 9.9 | 47.5 ± 11.6‡ | 45.0 ± 10.4 | 48.4 ± 11.5† |
| Men (%) | 40.5 | 53.0† | 53.3 | 40.6† | 52.8 | 43.3‡ | 34.7 | 61.7† | 54.6 | 38.9† |
| Body mass index (kg.m2) | 27.7 ± 4.4 | 28.4 ± 4.8‡ | 31.1 ± 5.1 | 28.0 ± 4.3 | 27.9 ± 4.5 | 28.0 ± 4.7 | 28.2 ± 4.6 | 27.6 ± 4.2‡ | 27.4 ± 4.3 | 28.4 ± 4.6‡ |
| Waist circumference (Cm) | 91.5 ± 11.5 | 94.8 ± 11.7† | 93.9 ± 11.9 | 92.7 ± 11.4 | 93.0 ± 12.1 | 92.8 ± 11.9 | 92.7 ± 12.3 | 93.7 ± 10.4 | 92.7 ± 11.6 | 92.0 ± 12.3 |
| Smoking (%) | 14.9 | 11.5 | 17.1 | 10.6† | 12.2 | 12.9 | 11.3 | 17.4 | 16.6 | 9.1† |
| Physical activity (MET.h.week) | 27.7(12.1–53.5) | 24.3(10.3–55.5) | 27.5(10.0–58.0) | 27.5(11.0–55.5) | 26.2(10.2–57.3) | 26.5(11.9–53.9) | 26.7(11.9–54.0) | 27.4(10.4–56.3) | 27.7(10.5–57.0) | 26.5(12.0–55.5) |
| Marital status (% of married) | 64.5 | 59.4 | 60.8 | 63.0 | 63.9 | 62.8 | 64.3 | 59.8 | 63.4 | 57.6‡ |
| Education levels (higher than diploma) | 28.0 | 31.4 | 26.1 | 30.2 | 33.4 | 29.9 | 31.0 | 29.6 | 31.8 | 27.0‡ |
| Employment status (% of employed) | 72.0 | 67.5 | 70.7 | 71.7 | 72.9 | 72.4 | 72.9 | 68.3 | 73.5 | 65.1† |
| Blood pressure | ||||||||||
| Systolic blood pressure (mmHg) | 113.2 ± 17.5 | 116.6 ± 17.6‡ | 115.5 ± 16.9 | 114.8 ± 17.8 | 113.9 ± 15.7 | 115.0 ± 17.2 | 112.6 ± 17.4 | 116.7 ± 17.1† | 114.6 ± 17.4 | 116.2 ± 18.5† |
| Diastolic blood pressure (mmHg) | 74.5 ± 9.9 | 76.0 ± 11.1‡ | 75.9 ± 11.5 | 74.8 ± 9.9 | 75.0 ± 10.5 | 75.2 ± 10.6 | 73.9 ± 11.1 | 76.6 ± 10.0 | 75.5 ± 10.4 | 75.3 ± 10.6 |
| Biochemical factors | ||||||||||
| Diastolic blood pressure (mmHg) | 74.5 ± 9.9 | 76.0 ± 11.1‡ | 75.9 ± 11.5 | 74.8 ± 9.9 | 75.0 ± 10.5 | 75.2 ± 10.6 | 73.9 ± 11.1 | 76.6 ± 10.0 | 75.5 ± 10.4 | 75.3 ± 10.6 |
| Triglycerides (mg.dl) | 147.0 ± 86.2 | 164.3 ± 93.4‡ | 159.2 ± 93.1 | 154.3 ± 89.1 | 151.6 ± 87.0 | 162.0 ± 93.6 | 151.4 ± 82.3 | 168.0 ± 94.9 | 168.9 ± 109.4 | 152.5 ± 78.5‡ |
| High density lipoprotein cholesterol (mg.dl) | 41.9 ± 10.0 | 40.9 ± 9.6 | 40.7 ± 9.8 | 42.6 ± 10.5‡ | 41.3 ± 9.8 | 42.1 ± 10.1 | 42.1 ± 9.6 | 40.4 ± 10.1 | 40.9 ± 10.0 | 42.3 ± 10.2‡ |
| Low density lipoprotein cholesterol (mg.dl) | 123.4 ± 32.9 | 120.4 ± 33.5 | 121.6 ± 34.8 | 122.1 ± 31.6 | 121.9 ± 34.2 | 120.8 ± 30.3 | 122.4 ± 29.5 | 123.4 ± 35.5 | 125.1 ± 31.4 | 121.7 ± 36.6 |
| Total cholesterol (mg.dl) | 194.2 ± 37.9 | 194.0 ± 39.1 | 193.5 ± 40.1 | 194.7 ± 36.6 | 192.9 ± 39.0 | 194.3 ± 35.5 | 194.5 ± 34.4 | 195.7 ± 39.7 | 197.7 ± 38.0 | 194.4 ± 40.1 |
*Data represented as mean ± SD or median (interquartile 25–75) and percent
P for trend: † < 0.001; ‡ < 0.05. P trend was calculated using general linear models for continuous variables or Chi-square tests for categorical variables