Table 3.
Agreement of obesity prevalence measured by Ethiopian and WHO BMI cut-offs with obesity based on ADP measured body fat percentage among Ethiopian adult females
| Variables | Prevalence of obesity | |||||||
|---|---|---|---|---|---|---|---|---|
| n | (a) Obesity based on ADP measured body fat > 35% for females (%) | (b) Obesity based on BMI ≥ 30 kg/m2 (%) | Difference in obesity (a–b) (%) | Kappa | (c) Obesity based on Ethiopian BMI cut-off for females > 24.5 kg/m2 (%) | Difference in obesity (a–c) (%) | Kappa | |
| Age group | ||||||||
| 20–30 | 124 | 39.5 | 8.1 | 31.40 | 0.237 | 27.4 | 12.10 | 0.697 |
| 31–40 | 164 | 76.8 | 23.8 | 53.00 | 0.172 | 66.5 | 10.30 | 0.630 |
| ≥ 41 | 109 | 78.0 | 23.9 | 54.10 | 0.163 | 65.1 | 12.90 | 0.647 |
| Total | 397 | 65.5 | 18.9 | 46.60 | 0.219 | 53.9 | 11.60 | 0.701 |
| Ethnicity | 9.50 | |||||||
| Oromo | 106 | 64.2 | 20.8 | 43.40 | 0.255 | 54.7 | 12.20 | 0.729 |
| Amhara | 140 | 77.9 | 27.9 | 50.00 | 0.198 | 65.7 | 13.70 | 0.636 |
| Gurage | 22 | 77.3 | 9.1 | 68.20 | 0.057 | 63.6 | 15.80 | 0.680 |
| Kefa | 38 | 60.5 | 10.5 | 50.00 | 0.143 | 44.7 | 15.00 | 0.691 |
| Others | 20 | 45.0 | 15.0 | 30.00 | 0.355 | 30.0 | 7.50 | 0.688 |
| Dawro | 40 | 52.5 | 5.0 | 47.50 | 0.091 | 45.0 | 12.90 | 0.652 |
| Yem | 31 | 41.9 | 9.7 | 32.20 | 0.258 | 29.0 | 11.6 | 0.723 |
| Total | 397 | 65.5 | 18.9 | 46.60 | 0.219 | 53.9 | 0.701 | |
Kappa agreement (0 = no/poor), (0.01–0.20 = slight), (0.21–0.40 = fair), (0.41–0.60 = moderate), (0.61–0.80 = substantial), and (0.81–1.00 = almost perfect) (William et al., 2011). BMI cut-off for obesity ≥ 30 kg/m2 is the WHO cut-off [20]
ADP air displacement plethysmography