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Table 1 Patients’ basic characteristics

From: Disease relapse rate in children with autoimmune rheumatic diseases after COVID-19 infection and vaccination

Characteristics

Group 1a (n = 92)

Group 2b (n = 47)

Mean age (S.D.) in years

13.4 (4.1)

15.9 (2.4)

≥ 12 years, n (%)

61 (66)

46 (98)

Females, n (%)

67 (73)

30 (64)

Diagnosis

  

JIAc, n (%)

74 (81)

40 (86)

SLEd and vasculitis, n (%)

3 (3)

0 (0)

Uveitis, n (%)

3 (3)

2 (4)

jDMe, n (%)

2 (2)

0 (0)

CRMOf, n (%)

2 (2)

2 (4)

jLSg, n (%)

3 (3)

1 (2)

jSSh, n (%)

0 (0)

1 (2)

Otheri, n (%)

5 (6)

1 (2)

  1. a Group 1 – pARD after infection, b Group 2 – pARD after vaccination, c JIA – juvenile idiopathic arthritis, d SLE – systemic lupus erythematosus, e jDM – juvenile dermatomyositis, f CRMO – chronic recurrent multifocal osteomyelitis, g jLS – juvenile localised scleroderma, h jSS – juvenile systemic scleroderma, i Other – cryopyrin-associated periodic syndrome, rheumatic fever and undifferentiated connective tissue disease