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Table 2 Clinico-laboratory correlates

From: Juvenile dermatomyositis in South African children is characterised by frequent dystropic calcification: a cross sectional study

Global weakness

Present (n = 5)

Absent (n = 16)

p value

Age - mean (SD) years

7.3(2)

10.5(3.3)

0.04

CRP - mean (SD) mg/l

52(81)

4(4.5)

0.03

ESR - mean (SD) mm/hr

83(41)

24(25)

0.007

Contractures

Present (n = 8)

Absent (n = 13)

 

Age - mean (SD) years

6.8(3)

11.6(2)

0.0003

CRP - mean (SD) mg/l

45(75)

3.8(3.9)

0.000

ESR - mean (SD) mm/hr

59(48)

25(26)

0.04

Calcinosis

Present (n = 15)

Absent (n = 6)

 

Age-mean (SD) years

9.1(3.5)

11.3(2)

0.18

Duration of follow-up - mean (SD) (months)

39 (28)

13(14)

0.04

CK - mean (SD) IU/l

288 (402)

2414(3201)

0.02

Aldolase mean (SD) IU/

18.5 (12.6)

38.6(23.5)

0.03

Vasculitis (%)

11(73.3)

0 (0)

0.003

Staphylococcus aureus infection (%)

7 (46,7)

0 (0)

0.04

Staphylococcus aureus infection

Present (n = 7)

Absent (n = 14)

 

Duration of follow-up - mean (SD) (months)

51(32)

22(20)

0.02