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Table 2 Baseline patient characteristics

From: Infliximab therapy in refractory sarcoidosis: a multicenter real-world analysis

Number of patients

33

Age at diagnosis, (range)

51.6 (33–80)

Female, n (%)

23 (70)

Race, n (%)

 

 White

20 (61)

 Black

11 (33)

 South Asian

1 (3)

 Middle Eastern

1 (3)

Non-smoker, n (%)

17 (51.5)

Negative TB skin test, n (%)

31 (94)

Negative IGRA, n (%)

2 (6)

Histologically proven sarcoidosis, n (%)

33 (100)

Pulmonary function testing*

 

 FVC, % predicted

83.4 ± 28

  Range

44.8–135.6

 FEV1, % predicted

73.5 ± 28.6

  Range

23.0–121.8

 DLCO, % predicted

57.7 ± 24.9

  Range

24.0–99.7

Immunosuppressive therapy before initiation of infliximab, n (%)**

 

 Methotrexate

27 (82)

 Azathioprine

13 (39)

 Hydroxychloroquine

20 (61)

 Leflunomide

1 (3)

 Mycophenolate

5 (15)

 IV methylprednisolone

10 (30)

 Bronchial steroid injection

1 (3)

 Cyclophosphamide

4 (12)

 Rituximab

1 (3)

  1. IGRA Interferon-Gamma Release Assays; FVC forced vital capacity; FEV1 forced expiratory volume in one second; DLCO diffusing capacity of the lung for carbon monoxide
  2. *PFT or spirometry data available for only 30 patients
  3. **All patients were treated with oral corticosteroid prior to initiation of infliximab