Table 2.
Interobserver and intraobserver agreement (percentage agreement) and reliability (κ scores) for MIS and GNRI
| Variable | MIS | GNRI |
|---|---|---|
| Interobserver reproducibility | ||
| Agreement | 84 | 99 |
| Weighted κ score | 0.62 (0.52–0.72) | 0.98 (0.97–0.99) |
| Intraobserver reproducibility | ||
| Observer 1 | ||
| Agreement | 94 | 99 |
| Weighted κ score | 0.77 (0.53–0.99) | 0.82 (0.76–0.88) |
| Observer 2 | ||
| Agreement | 92 | 98 |
| Weighted κ score | 0.76 (0.60–0.91) | 0.88 (0.83–0.93) |
Data are presented as percentages or weighted κ scores (95% confidence intervals). MIS, malnutrition-inflammation score; GNRI, geriatric nutritional risk index.