Table 1. Age adjusted values (mean±SEM, 95% confidence intervals) of anthropometric and biochemical variables in rural, semi-urban and urban women.
| Variable | Rural (n = 2616) | Urban poor (n = 2008) | Urban middle class (n = 2229) | ANOVA F value | P value for trend |
|---|---|---|---|---|---|
| Anthropometry | |||||
| Height (cm) | 150.8±0.12 (150.5–151.0) | 151.5±0.13 (151.3–151.8) | 153.8±0.18 (153.6–153.9) | 119.3 | <0.0001 |
| Weight (kg) | 50.6±0.22 (50.1–51.30) | 56.6±0.25 (56.0–57.0) | 62.4±0.26 (62.1–62.6) | 627.0 | <0.0001 |
| Waist (cm) | 74.5±0.23 (74.1–75.0) | 83.4±0.26 (82.9–83.9) | 86.1±0.23 (85.9–86.3) | 678.6 | <0.0001 |
| Hip (cm) | 90.4±0.21 (90.0–90.8) | 94.5±0.23 (94.1–95.0) | 94.4±0.3 (94.1–94.6) | 105.3 | <0.0001 |
| Body mass index (kg/m2) | 22.2±0.1 (22.0–22.4) | 24.6±0.1 (24.4–24.8) | 26.6±0.1 (26.4–26.7) | 435.9 | <0.0001 |
| Waist-hip ratio | 0.83±0.01 (0.82–0.83) | 0.88±0.01 (0.88–0.88) | 0.92±0.01 (0.91–0.92) | 31.1 | <0.0001 |
| Physical and biochemical factors | |||||
| Systolic blood pressure (mmHg) | 124.0±0.4 (123.3–124.7) | 126.7±0.4 (125.9–127.5) | 129.2±0.3 (128.9–129.6) | 49.6 | <0.0001 |
| Diastolic blood pressure (mmHg) | 79.5±0.2 (79.1–79.9) | 81.5±0.3 (81.1–82.0) | 81.9±0.2 (81.68–82.06) | 39.3 | <0.0001 |
| Glucose fasting (mg/dl) | 87.1±0.5 (86.0–88.1) | 97.2± 0.6 (96.0–98.3) | 108.6±1.0 (107.6–109.6) | 251.4 | <0.0001 |
| Cholesterol (mg/dl) | 166.5±0.6 (165.2–167.9) | 180.7±0.7 (179.3–182.2) | 189.6±0.82 (188.7–190.4) | 260.6 | <0.0001 |