| item | categorical_value | score |
|---|---|---|
| ferritin | >= 636 ng/mL | TRUE: 2, FALSE: 0 |
| LDH | >= 355 U/L | TRUE: 2, FALSE: 0 |
| anti-MDA5 antibody | >= 636 ng/mL | negative, 0; +, 2; ++, 3; +++, 4 |
| high-resolution CT imaging score (as described by https://doi.org/10.1164/rccm.2106157) | >= 133 | TRUE: 3, FALSE: 0 |