Table 2 Contingency table, κ coefficient of BMI for indicating the misclassification of obesity in population sample
From: Fat mass affects nutritional status of ICU COVID-19 patients
| Â | Â | FM% classification | Â | |
|---|---|---|---|---|
Lean | Obese | Total | ||
BMI Classification | NW (18.50–24.99) | 45.40% (10) | 9.10% (2) | 54.50% (12) |
PO (25.00–29.99) | 0.00% (0) | 27.30% (6) | 27.30% (6) | |
OB (≥ 30.00) | 0.00% (0) | 18.20% (4) | 18.20% (4) | |
| Â | Total | 45.40% (10) | 54.60% (12) | 100.00% (22) |
|  | κ* = 0.405 |  |  |  |