Table 3.
Prevalence and trends of obesity and abdominal obesity for Tehranian adults, Tehran Lipid and Glucose Study (TLGS), 1999 to 2011
| Men | Women | |||||||
|---|---|---|---|---|---|---|---|---|
| Phase I | Phase II | Phase III | Phase IV | Phase I | Phase II | Phase III | Phase IV | |
| Age (years) | ||||||||
| Mean | 44·7 | 49·0 | 50·3 | 53·1 | 42·4 | 46·5 | 48·3 | 50·9 |
| sd | 14·7 | 14·7 | 14·1 | 13·9 | 13·5 | 13·4 | 13·0 | 12·8 |
| BMI (kg/m2) | ||||||||
| Mean | 26·0 | 26·7 | 27·1 | 27·3 | 27·7 | 28·8 | 28·9 | 29·8 |
| sd | 4·0 | 4·0 | 4·1 | 4·2 | 5·0 | 4·8 | 4·9 | 10·7 |
| WC (cm) | ||||||||
| Mean | 90·9 | 95·1 | 96·4 | 97·8 | 88·9 | 92·0 | 91·2 | 95·8 |
| sd | 11·2 | 10·5 | 10·3 | 10·6 | 12·7 | 12·5 | 12·8 | 12·0 |
| Obesity* (%) | 14·4 | 18·8 | 21·0 | 23·1 | 29·5 | 37·9 | 37·4 | 42·0 |
| Class I | 85·6 | 85·5 | 84·6 | 83·0 | 74·7 | 72·8 | 68·7 | 66·9 |
| Class II | 12·3 | 12·3 | 12·7 | 13·2 | 20·9 | 22·3 | 24·3 | 24·6 |
| Class III | 2·1 | 2·2 | 2·7 | 3·8 | 4·4 | 4·9 | 7·0 | 8·5 |
| Abdominal obesity† (%) | 52·8 | 67·8 | 73·7 | 78·1 | 44·4 | 54·7 | 50·8 | 66·1 |
WC, waist circumference.
Values are expressed as mean and standard deviation or as percentages.
*
Obesity, BMI≥30·0 kg/m2; class I, 30·0≤BMI<34·9 kg/m2; class II, 35·0≤BMI<39·9 kg/m2; class III, BMI≥40·0 kg/m2.
†
Abdominal obesity: WC≥89 cm in men and ≥91 cm in women( 27 ).