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Correlation among scoring systems (Spearman’s rank coefficient)
| SAPS II | SAPS III | APACHE II | |
|---|---|---|---|
| Charlson score | 0.124 (P = 0.0074) | 0.082 (P = 0.0750) | 0.228 (P < 0.0001) |
| SAPS II | – | 0.691 (P < 0.0001) | 0.770 (P < 0.0001) |
| SAPS III | – | 0.659 (P < 0.0001) |
Abbreviations: APACHE, acute physiology and chronic health evaluations; SAPS, simplified acute physiology score.
