Table 2.
The distribution of obesity categories, BMI and WC by selected socioeconomic factors among 35 to 64 year olds in Kalutara district
| Characteristic | Obesity categories | BMI (kgm −2 ) | WC (cm) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Overweight | Obese | Abdominal obesity | Mean | 95% CI | Mean | 95% CI | ||||
| Number | Percent | Number | Percent | Number | Percent | |||||
| Ethnicity | ||||||||||
| Sinhalese | 292 | 33.3% | 122 | 13.5% | 309 | 32.9% | 22.8 | 22.49–23.21 | 79.9 | 78.97–80.77 |
| Tamil | 59 | 12.7% | 17 | 3.9% | 51 | 10.6% | 21.0 | 20.57–21.43 | 75.9 | 73.32–78.58 |
| Muslim | 39 | 34.4% | 28 | 39.6% | 46 | 61.3% | 26.3 | 23.99–28.52 | 87.5 | 81.66–93.27 |
| Sector | ||||||||||
| Urban | 146 | 38.0% | 74 | 22.2% | 169 | 46.9% | 24.0 | 23.58–24.46 | 83.6 | 82.47–84.66 |
| Rural | 186 | 33.1% | 76 | 14.2% | 186 | 33.4% | 22.8 | 22.48–23.19 | 80.1 | 79.17–81.06 |
| Plantation | 59 | 21.3% | 17 | 5.7% | 52 | 17.3% | 20.5 | 20.03–20.99 | 73.2 | 71.93–74.52 |
| Education category | ||||||||||
| No schooling | 12 | 31.5% | 5 | 10.0% | 9 | 16.9% | 21.3 | 19.28–23.39 | 74.6 | 70.12–79.12 |
| Grade 5 or below | 58 | 23.6% | 29 | 13.3% | 62 | 23.7% | 22.1 | 21.11–23.15 | 77.9 | 75.52–80.32 |
| Grade 6 to 10 | 127 | 25.0% | 48 | 12.9% | 129 | 31.1% | 22.4 | 22.82–23.00 | 79.4 | 77.84–81.00 |
| O/L to Grade 12 | 112 | 39.7% | 44 | 15.8% | 109 | 37.8% | 23.5 | 22.81–24.23 | 80.6 | 79.14–82.17 |
| A/L and above | 61 | 43.3% | 25 | 13.2% | 69 | 39.6% | 23.4 | 22.67–24.20 | 83.0 | 80.71–85.25 |
| Occupation category | ||||||||||
| Professional | 5 | 21.5% | 1 | 0.6% | 4 | 2.3% | 22.1 | 21.57–22.70 | 80.1 | 74.76–85.38 |
| Technical & clerical | 21 | 45.9% | 11 | 12.1% | 24 | 34.3% | 23.6 | 22.43–24.86 | 83.9 | 80.18–87.64 |
| Vendors & sellers | 48 | 27.7% | 25 | 18.6% | 53 | 33.2% | 23.2 | 22.20–24.25 | 84.7 | 81.94–87.41 |
| Skilled manual workers | 61 | 23.3% | 21 | 8.4% | 44 | 15.0% | 21.4 | 20.70–22.07 | 77.9 | 76.16–79.66 |
| Unskilled manual workers | 50 | 24.9% | 13 | 2.2% | 36 | 8.5% | 20.9 | 19.97–21.76 | 75.6 | 73.29–77.89 |
| Retired | 24 | 39.2% | 4 | 7.4% | 13 | 11.0% | 22.6 | 21.46–23.67 | 83.3 | 80.44–86.07 |
| Unemployed | 17 | 21.1% | 1 | 7.2% | 11 | 19.4% | 21.8 | 20.01–23.67 | 80.2 | 76.22–84.16 |
| Housewife | 151 | 39.8% | 83 | 19.5% | 205 | 52.4% | 24.0 | 23.45–24.64 | 79.9 | 78.47–81.36 |
| Income category (Rs. per month) | ||||||||||
| <10,000 | 118 | 28.8% | 39 | 12.7% | 104 | 29.5% | 22.4 | 21.65–23.05 | 78.1 | 76.36–79.76 |
| 10,000 to 30,000 | 211 | 34.7% | 96 | 13.5% | 224 | 34.2% | 23.0 | 22.54–23.40 | 80.7 | 79.52–81.87 |
| >30,000 | 50 | 35.4% | 27 | 18.0% | 66 | 40.3% | 23.7 | 22.83–24.66 | 81.6 | 79.34–83.84 |
| Social status index | ||||||||||
| 1st quintile (richest) | 89 | 34.2% | 42 | 19.9% | 103 | 43.0% | 23.8 | 23.97–24.55 | 81.2 | 79.51–82.99 |
| 2nd quintile | 91 | 37.2% | 41 | 12.5% | 96 | 33.3% | 22.8 | 22.09–23.48 | 79.9 | 78.17–81.70 |
| 3rd quintile | 81 | 32.3% | 35 | 12.4% | 79 | 29.6% | 22.6 | 21.90–23.21 | 79.6 | 77.70–81.44 |
| 4th quintile | 77 | 28.1% | 37 | 12.3% | 88 | 30.2% | 22.7 | 21.97–23.41 | 79.7 | 77.91–81.51 |
| 5th quintile (poorest) | 43 | 17.6% | 10 | 4.3% | 35 | 13.7% | 20.1 | 19.57–20.57 | 72.3 | 70.95–73.67 |
| Unsatisfactory basic needs index | ||||||||||
| 1 (poorest) | 23 | 26.8% | 3 | 4.9% | 17 | 15.6% | 21.4 | 20.08–22.71 | 78.0 | 74.91–81.14 |
| 2 | 38 | 10.5% | 13 | 15.7% | 39 | 31.9% | 21.6 | 19.93–23.36 | 77.5 | 71.74–83.29 |
| 3 | 67 | 32.3% | 25 | 12.6% | 52 | 26.7% | 22.8 | 22.20–23.38 | 79.7 | 78.17–81.33 |
| 4 | 99 | 34.8% | 49 | 11.9% | 120 | 33.9% | 22.5 | 21.91–23.18 | 79.2 | 77.64–80.56 |
| 5 (richest) | 164 | 36.9% | 77 | 20.2% | 179 | 44.9% | 24.0 | 23.27–24.67 | 82.0 | 80.35–83.62 |