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Table 1 Demographics and JIIM baseline features (n = 70)*

From: The impact of the COVID-19 pandemic on patients with juvenile idiopathic inflammatory myopathies

 

N (%)

Sex

 Female

49 (70)

 Male

20 (29)

 Prefer not to answer

1 (1)

Current age of JIIM patient

 Under 5

5 (7)

 6–10 years

22 (31)

 11–14 years

20 (30)

 15–17 years

11 (16)

 18–21 years

12 (17)

Race (n = 68)

 White

50 (74)

 Black/African American

7 (10)

 American Indian

1 (1)

 Asian

2 (3)

 Other Race

4 (6)

 Prefer not to answer

4 (6)

Ethnicity

 Hispanic

22 (31)

 Non-Hispanic

45 (64)

 Prefer not to answer

3 (5)

JIIM Subtype (n = 62)

 JDM

59 (95)

 JPM

3 (5)

JIIM clinical manifestations at diagnosis (n = 62)

 Skin Disease

52 (84)

 Muscle Disease

54 (87)

 Gastrointestinal Involvement

7 (11)

 Lung Involvement

9 (15)

 Heart Involvement

6 (10)

 Joint Disease

16 (26)

JIIM autoantibodies (n = 63)

 P155/140 (TIF-1)

8 (13)

 MJ (NXP-2)

5 (8)

 Jo-1 (anti-synthetase)

2 (3)

 Mi-2

1 (2)

 MDA-5 (CADM-140)

4 (6)

 Other

3 (5)

 Negative Antibodies

3 (5)

 Unknown or not done

37 (59)

Medications during 6 months prior to COVID-19 exposure/infection (n = 62)

 Steroids

25 (40)

 Methotrexate

34 (55)

 Hydroxychloroquine

26 (42)

 Intravenous immunoglobulin (IVIG)

25 (40)

 Mycophenolate mofetil

17 (27)

 Rituximab

11 (18)

 Anti-TNF agent

1 (2)

 Calcineurin Inhibitors

2 (3)

 Other**

6 (10)

 None of the above

8 (13)

Total number of immunosuppressive medications prior to exposure/infection with COVID-19 (n = 62)

 None

9 (15)

 One

3 (5)

 Two

24 (39)

 Three or more

26 (42)

 *N = 70 participants, except where otherwise indicated. **Other medications include abatacept (n = 1), leflunomide (n = 1) and tofacitinib (n = 2).