Table 1 Demographic and clinical features of South African children with dermatomyositis
Clinical features | At presentation (%) | Cumulative frequency (%) |
|---|---|---|
F:M ratio | 16:5 | |
Mean (SD) age in years | 9.8.(3.3) | |
Mean (SD) follow-up in months | 31.6(27.46) | |
Rash | 19/21(90) | 19/21(90) |
Proximal weakness | 10/21(48) | 10/21(48) |
Global weakness | 5/21(24) | 5/21(24) |
Arthritis | 10/21(48) | 11/21(52) |
Contractures | 4/21(19) | 8/21(38) |
Calcinosis | 7/21(33) | 15/21(71) |
Vasculitis | 9/21(43) | 11/21(52) |
Staphylococcus aureus infection | 1/21(5) | 7/21(33) |
Interstitial lung disease | 1/21(5) | 2/21(10) |