Table 1.
Study population characteristics.
| IIM | non-IIM | Pf | |
|---|---|---|---|
| Number | 187 | 632 | |
| Female: male | 61 : 39 | 50:50 | |
| Median age (range) | 62b (6–93) | 62c (5–95) | |
| Median sCKa level (range) | 702d (25–35.000) U/L | 106e (10–100.000) U/L | 0.111 |
a
Serum creatinine kinase.
b
Data available from 182 patients including 7 patients <18 years of age.
c
Data available from 558 patients including 26 patients <18 years of age.
d
Data available from 177 patients.
e
Data available from 365 patients.
f
Two-sided unpaired T-test assuming unequal variances.