Table 3 Agreement between BMI, WC, WHR and NC by age groups and gender
| Â | Females | Males | ||
|---|---|---|---|---|
Age group | Kappa (k) value | Interpretation | Kappa (k) value | Interpretation |
18–39, years | ||||
 BMI-WC | 0.54 | Moderate | 0.50 | Moderate |
 BMI-WHR | 0.22 | Fair | 0.12 | Poor |
 BMI-NC | 0.12 | Poor | 0.01 | Poor |
 WC-WHR | 0.51 | Moderate | 0.33 | Fair |
 WC-NC | 0.22 | Fair | 0.02 | Poor |
 WHR-NC | 0.07 | Poor | 0.00 | Equal to chance |
40–59, years | ||||
 BMI-WC | 0.39 | Fair | 0.48 | Moderate |
 BMI-WHR | 0.07 | Poor | 0.12 | Poor |
 BMI-NC | 0.01 | Poor | 0.00 | Equal to chance |
 WC-WHR | 0.36 | Fair | 0.36 | Fair |
 WC-NC | 0.02 | Poor | 0.00 | Equal to chance |
 WHR-NC | 0.03 | Poor | 0.00 | Equal to chance |
≥ 60, years | ||||
 BMI-WC | 0.42 | Moderate | 0.34 | Fair |
 BMI-WHR | 0.31 | Fair | 0.06 | Poor |
 BMI-NC | 0.23 | Fair | 0.02 | Poor |
 WC-WHR | 0.65 | Moderate | 0.23 | Fair |
 WC-NC | 0.09 | Poor | 0.00 | Equal to chance |
 WHR-NC | 0.12 | Poor | 0.12 | Poor |