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Table 1 Patient characteristics during the baseline period

From: In patients with severe asthma with eosinophilia in reslizumab clinical trials, high peripheral blood eosinophil levels are associated with low FEV1 reversibility

Characteristic baseline subgroup

Placebo (N = 476)

Reslizumab (N = 477)

Mean age (SD), years

47.1 (14.3)

46.5 (13.8)

Females, n (%)

311 (65)

286 (60)

Mean body mass index (SD), kg/m2

27.5 (5.7)

27.4 (5.8)

Oral corticosteroid use, n (%)

73 (15)

73 (15)

LABA use, n (%)

383 (80)

397 (83)

High-dose ICSa use, n (%)

208 (44)

203 (43)

Mean FEV1 (SD), mL

1965 (734)

2008 (763)

 EOS < 150 cells/µL

1947 (643)

2317 (834)

 EOS 150 to < 400 cells/µL

2101 (759)

2032 (734)

 EOS 400 to < 700 cells/µL

1997 (795)

2091 (785)

 EOS ≥ 700 cells/µL

1860 (655)

1846 (710)

 FEV1 reversibility < 14%

2258 (735)

1975 (754)

 FEV1 reversibility 14 to < 16%

2187 (666)

2180 (659)

 FEV1 reversibility 16 to 20%

1944 (838)

2045 (821)

 FEV1 reversibility ≥ 20%

1841 (678)

1979 (763)

Mean FEV1 predicted (SD),  %

66.5 (19.4)

66.9 (20.0)

Mean FEV1 reversibility (SD), %

27.5 (21.1)

27.0 (15.8)

Mean FVC (SD), mL

3008 (1030)

3070 (1010)

Mean blood EOS (SD), cells/µL

655 (637)

654 (621)

Mean age of asthma onset (SD), years

27.8 (17.9)

27.3 (18.4)

  1. aHigh-dose ICS use was defined as when one of the following was true at enrolment: fluticasone > 500 µg/day, mometasone > 440 µg/day, budesonide > 800 µg/day, ciclesonide > 320 µg/day, beclomethasone > 400 µg/day or triamcinolone > 2000 µg/day
  2. EOS eosinophil, FEV1 forced expiratory volume in 1 s, FVC forced vital capacity, ICS inhaled corticosteroid, LABA long-acting beta agonist, SD standard deviation