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Table 1 Mean (SE) of BMI, WC and WHR in three phases of TLGS.

From: Trends of obesity and abdominal obesity in Tehranian adults: a cohort study

Age group
(years)
Number BMI(kg/m2) WC (cm) WHR
   Phase I Phase II Phase III Phase I Phase II Phase III Phase I Phase II Phase III
Men           
20-29 266 24.6 (0.3) 26.0 (0.3) 27.1 (0.3)* 83.0 (0.8) 91.0 (0.8) 95.0 (0.7)* 0.86 (0.00) 0.91 (0.00) 0.94 (0.00)*
30-39 459 26.2 (0.2) 27.0 (0.2) 27.6 (0.2)* 88.3 (0.5) 94.4 (0.5) 96.2 (0.5)* 0.90 (0.00) 0.93 (0.00) 0.96 (0.00)*
40-49 369 26.6 (0.2) 27.2 (0.2) 27.4 (0.2)* 90.8 (0.5) 95.7 (0.5) 97.0 (0.5)* 0.93 (0.00) 0.95 (0.00) 0.97 (0.00)*
50-59 319 26.5 (0.2) 26.8 (0.2) 26.4 (0.2)* 92.1 (0.6) 96.2 (0.6) 97.4 (0.5)* 0.95 (0.00) 0.97 (0.00) 0.99 (0.00)*
60-69 328 26.5 (0.2) 26.7 (0.2) 26.5 (0.2)† 93.0 (0.6) 97.1 (0.6) 97.7 (0.6)* 0.95 (0.00) 0.98 (0.00) 1.00 (0.00)*
≥ 70 94 25.4 (0.4) 25.7 (0.4) 25.5 (0.4) 90.7 (1.0) 94.9 (1.0) 95.7 (0.9)* 0.95 (0.00) 0.98 (0.00) 0.99 (0.00)*
Total 1835 26.1 (0.1) 26.7 (0.1) 27.1(0.1)* 89.6 (0.3) 95.0 (0.2) 96.6 (0.2)* 0.92 (0.00) 0.95 (0.00) 0.97 (0.00)*
Women           
20-29 442 24.4 (0.2) 25.8 (0.2) 26.4 (0.2)* 78.0 (0.5) 81.5 (0.5) 81.4 (0.5)* 0.77 (0.00) 0.80 (0.00) 0.80 (0.00)*
30-39 629 27.2 (0.2) 28.5 (0.2) 28.7 (0.2)* 85.2 (0.4) 89.1 (0.4) 88.7 (0.5) * 0.81 (0.00) 0.84 (0.00) 0.84 (0.00)*
40-49 614 29.2 (0.2) 30.1 (0.2) 30.4 (0.2)* 91.5 (0.5) 95.0 (0.4) 95.0 (0.4)* 0.85 (0.00) 0.88 (0.00) 0.88 (0.00)*
50-59 509 29.6 (0.2) 30.2 (0.2) 30.5 (0.2)* 94.4 (0.5) 97.8 (0.5) 97.7 (0.5)* 0.88 (0.00) 0.91 (0.00) 0.91 (0.00)*
60-69 327 28.8 (0.2) 29.4 (0.2) 29.3 (0.2)* 95.0 (0.6) 98.0 (0.6) 97.2 (0.6)* 0.91 (0.00) 0.93 (0.00) 0.93 (0.00)*
≥ 70 46 27.0 (0.6) 27.4 (0.6) 27.4 (0.6)† 92.7 (1.7) 95.0 (1.6) 94.3 (1.8) 0.91 (0.01) 0.94 (0.01) 0.94 (0.01)*
Total 2567 27.9 (0.1) 28.9 (0.1) 29.1 (0.1)* 88.7 (0.2) 92.2 (0.2) 91.9 (0.3)* 0.84 (0.00) 0.87 (0.00) 0.87 (0.00)*
  1. SE: Standard Error, BMI: Body Mass Index, WC: Waist Circumference, WHR: Waist to Hip Ratio, TLGS: Tehran Lipid and Glucose Study,
  2. * p < 0.001; † p < 0.01 as compared to values in Phase I.