Table 6.
AAALLPPPACA Risk Stratification Scorea
| Factor | Weight |
|---|---|
| Age | |
| ≥60 to <70 years | 2 |
| ≥ 70 years | 5 |
| Acute kidney injury Creatinine >1.5 times baseline |
2 |
| Acute myocardial injury Troponin I variation of 50% at admission (trend up or down) with at least one value above ULN |
2 |
| Lactate ≥2 mmol/L | 2 |
| Lymphopenia ≤500 u/uL | 2 |
| Pulse oximetry ≤92% | 4 |
| Platelet count ≤150,000 u/uL | 2 |
| Procalcitonin ≥0.25 ng/mL | 3 |
| Albumin ≤2.5mg/dL | 2 |
| Comorbities | |
| CHF | 1 |
| CKD | 2 |
| COPD | 1 |
| Male | 2 |
| AST ≥80 u/L (or 2 times ULN) | 2 |
a
AST, aspartate transaminase; CHF, congestive heart failure; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; ULN, upper limit of normal.