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Inter-rater reliability test for quantitative scoring systems
| Scoring system | ICC | 95% CI | p value |
|---|---|---|---|
| CT severity score (CT-SS) | 0.991 | 0.987–0.994 | < 0.001 |
| Total severity score (TSS) | 0.994 | 0.992–0.996 | < 0.001 |
| Chest CT score | 0.993 | 0.989–0.995 | < 0.001 |
| CT severity score three levels | 0.987 | 0.982–0.991 | < 0.001 |
ICC intraclass correlation coefficient, CI confidence interval. Test of significance: scale reliability analysis
