Table 2.

Associations between the pathological findings and clinical variables. The values indicate the number of patients (%) or the mean ± SD.

VariablesFasciitispMyositisp
Positive, n = 20Negative, n = 12Positive, n = 27Negative, n = 5
Age, yrs53.6 ± 12.5455.92 ± 11.45NS*54.11 ± 12.3956.41 ± 10.64NS*
Sex, M/F9/113/9NS**9/183/2NS**
Myalgia15 (75)4 (33.33)< 0.05**17 (62.96)2 (40)NS**
MMT876.95 ± 3.39577.5 ± 2.970NS*77.15 ± 3.24377.2 ± 3.347NS**
CK, IU/la2116 ± 26781212 ± 1224NS*1664 ± 23581307 ± 1628NS*
Aldolase, IU/lb27.75 ± 36.6718.08 ± 19.93NS*24.41 ± 31.9822.16 ± 31.77NS*
Anti-Jo15 (25)0NS**5 (18.52)0NS**
ILD16 (80)7 (58.33)NS**19 (70.37)4 (80)NS**
Malignancy4 (20)2 (16.67)NS**5 (18.52)1 (20)NS**
  • a Normal range, 25–200 IU/l.

  • b Normal range, 2.1–6.1 IU/l.

  • * Mann-Whitney U test.

  • ** Fisher’s exact test. CK: creatine kinase; anti-Jo1: anti-Jo1 antibody; MMT: manual muscle testing; ILD: interstitial lung disease; NS: not significant.