Research Article
Pediatric Index of Mortality and PIM2 Scores Have Good Calibration in a Large Cohort of Children from a Developing Country
Table 3
Calibration of the scores across age and diagnostic subgroups.
| Variable | | PIM | PIM2 | Area under ROC curve | Hosmer-Lemeshow chi-square ( value) | Area under ROC curve | Hosmer-Lemeshow chi-square ( value) |
| Age range | | | | | | 1 year | 229 (28) | 0.64 | 9.8 (0.27) | 0.67 | 10 (0.2) | 1–4 years | 205 (25) | 0.80 | 11 (0.06) | 0.79 | 8.3 (0.4) | 5–10 years | 180 (22) | 0.74 | 10.45 (0.23) | 0.79 | 3.9 (0.8) | 10 year | 205 (25) | 0.75 | 6.9 (0.5) | 0.75 | 7.2 (0.5) | Diagnoses | | | | | | Sepsis | 377 (46) | 0.73 | 6.3 (0.6) | 0.74 | 7.7 (0.45) | Cardiac | 98 (18) | 0.62 | 0.38 (8.5) | 0.70 | 4.4 (0.8) | Neurological | 82 (10) | 0.73 | 0.19 (11) | 0.75 | 5.6 (0.7) | Respiratory | 49 (6) | — | — | 0.97 | 0.45 (1) | Postoperative | 28 (3.4) | — | — | 0.68 | 13 (0.05) | Poisoning | 98 (12) | — | — | — | — | Liver failure | 25 (3) | 0.70 | 6.9 (0.5) | 0.85 | 10 (0.22) | Other conditions | 62 (7.5) | 0.60 | 9 (0.33) | 0.5 | 8.2 (0.4) |
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