Review Article
Overweight and Obesity Epidemic in Developing Countries: A Problem with Diet, Physical Activity, or Socioeconomic Status?
Table 1
Differences in mean BMI from 1981 to 2008 for both genders.
| Year | Mean (SD) BMI kgm−2 (Male) | Statistical difference in BMI across years ( value) | Mean (SD) BMI kgm−2 (Female) | Statistical difference in BMI across years ( value) |
| 1981 | 22.7 (1.95) | 1981–1990: | 23.2 (1.90) | 1981–1990: | 1990 | 23.2 (1.82) | 1990–1999: | 24.0 (1.89) | 1990–1999: | 1999 | 23.8 (2.20) | 1999–2008: | 24.8 (1.94) | 1999–2008: | 2008 | 24.4 (1.97) | 1981–2008: | 25.7 (2.08) | 1981–2008: |
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BMI, body mass index; SD, standard deviation. Statistical test: paired sample -test.
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