Table 2 Agreement between body weight perception and actual body weight status based on measured BMI among urban, low-income African American students, by gender
| Â | Â | Based on measured BMI* | Â | Â | ||
|---|---|---|---|---|---|---|
| Â | Self-judged status | Underweight | Normal weight | Overweight or obese | Overall Agreement (%) | Weighted Kappa (95%CI) |
All | Â | Â | Â | Â | 67.2 | 0.44 (0.37, 0.51) |
| Â | Underweight | 1.8 | 9.8 | 0.7 | Â | Â |
| Â | Normal weight | 0.9 | 42.9 | 16.7 | Â | Â |
| Â | Overweight or obese | 0.0 | 4.7 | 22.5 | Â | Â |
Boys | Â | Â | Â | Â | 59.9 | 0.32 (0.22, 0.42) |
| Â | Underweight | 2.6 | 11.8 | 1.0 | Â | Â |
| Â | Normal weight | 0.5 | 42.3 | 22.7 | Â | Â |
| Â | Overweight or obese | 0.0 | 4.1 | 15.0 | Â | Â |
Girls | Â | Â | Â | Â | 72.8 | 0.53 (0.44, 0.62) |
| Â | Underweight | 1.2 | 8.3 | 0.4 | Â | Â |
| Â | Normal weight | 1.2 | 43.3 | 12.2 | Â | Â |
| Â | Overweight or obese | 0.0 | 5.1 | 28.3 | Â | Â |