Research Article
Relationship between Body Mass Index Reference and All-Cause Mortality: Evidence from a Large Cohort of Thai Adults
Table 2
Cohort attributes by body mass index categories, Thai Cohort Study (2005–2010).
| Cohort attributes | Proportion (row %) | Body mass index categories (column %) | Underweight | Lower normal | Upper normal | Overweight | Obese I | Obese II |
| Sociodemographic | | | | | | | | Males | 45.3 | 6.1 | 20.9 | 28.6 | 21.7 | 19.7 | 3.0 | Females | 54.7 | 21.8 | 35.9 | 22.6 | 9.7 | 7.8 | 2.2 | Monthly income (Baht) | | | | | | | | ≤3000 Baht | 10.1 | 21.0 | 33.1 | 23.6 | 11.2 | 8.3 | 2.8 | 3001–7000 | 30.9 | 19.4 | 33.9 | 24.4 | 11.3 | 9.0 | 2.1 | 7001–20000 | 47.5 | 11.9 | 27.4 | 26.5 | 16.8 | 14.8 | 2.6 | >20000 | 10.6 | 6.4 | 17.6 | 24.5 | 23.4 | 24.0 | 4.1 | Paid work | | | | | | | | ≤10 hours | 24.3 | 14.3 | 28.8 | 25.1 | 15.5 | 13.6 | 2.7 | 10–40 hours | 28.2 | 11.6 | 26.9 | 25.9 | 17.0 | 15.7 | 2.8 | >40 hours | 35.0 | 15.1 | 30.1 | 25.7 | 14.5 | 12.3 | 2.2 | Residence | | | | | | | | Rural | 48.2 | 14.9 | 30.0 | 25.7 | 14.9 | 12.3 | 2.2 | Urban | 52.8 | 14.6 | 28.3 | 24.9 | 15.3 | 14.0 | 2.9 |
| Health behaviours | | | | | | | | Smoking | | | | | | | | Never | 72.3 | 17.9 | 32.4 | 24.6 | 12.7 | 10.1 | 2.3 | Former | 17.4 | 6.2 | 19.5 | 27.0 | 22.1 | 21.9 | 3.4 | Current | 10.3 | 6.9 | 22.1 | 27.1 | 20.4 | 20.3 | 3.3 | Alcohol drinking | | | | | | | | Never | 26.4 | 20.3 | 33.2 | 23.2 | 11.3 | 9.6 | 2.5 | Occasional | 59.8 | 13.3 | 28.7 | 26.1 | 15.8 | 13.5 | 2.5 | Regular | 4.9 | 4.9 | 16.2 | 25.8 | 24.5 | 25.0 | 3.6 | Former | 9.0 | 13.0 | 26.7 | 25.2 | 16.5 | 15.2 | 3.3 | Physical activity | | | | | | | | 0 times per week | 34.7 | 19.1 | 31.5 | 22.4 | 12.3 | 11.7 | 3.0 | 1–3 times per week | 26.9 | 15.8 | 29.9 | 24.5 | 14.3 | 13.1 | 2.5 | 3+ times per week | 38.4 | 10.3 | 26.9 | 28.4 | 17.9 | 14.2 | 2.3 | Self-assessed health | | | | | | | | Excellent/good | 70.3 | 13.7 | 29.1 | 26.2 | 15.8 | 12.9 | 2.2 | Fair | 25.1 | 16.8 | 29.2 | 23.2 | 13.7 | 13.7 | 3.4 | Poor/very poor | 4.6 | 19.1 | 29.1 | 22.8 | 11.8 | 13.1 | 4.1 |
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