TABLE 1.
ISTH DIC score algorithms used in the study
| ISTH‐DIC score | ||
|---|---|---|
| Value | Score | |
|
International normalized ratio Reference range <1.2 |
<1.3 | 0 |
| 1.3‐1.6 | 1 | |
| >1.6 | 2 | |
|
Fibrin D‐dimer (mg/L) Reference range: age‐specific a |
<0.8 | 0 |
| ≥0.8‐8.0 | 2 | |
| >8.0 | 3 | |
|
Platelet count (109/L) Reference range 145–400 |
>100 | 0 |
| 50–100 | 1 | |
| <50 | 2 | |
|
Fibrinogen (µmol/L) Reference range: 5.5‐12 |
≥2.94 (equivalent to ≥1 g/L) | 0 |
| <2.94 (equivalent to <1 g/L) | 1 | |
Abbreviation: DIC, disseminated intravascular coagulation.
a
18‐55 years:<0.50, 55‐65 years:<0.60, 65‐75 years:<0.70, 75‐85 years:<0.80, 85‐95 years: <0.90.