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Table 1 Demographic and clinical characteristics of the study participants

From: Mapping the EQ-5D index from the cystic fibrosis questionnaire-revised using multiple modelling approaches

Characteristic

Statistic

N

 

401

Age

Mean ± SD

28.7 ± 8.88

Range (min, max)

18 - 62

Sex

Male: N (%)

156 (38.9)

Ethnicity (N %)

White

393 (98.0)

Other

8 (2.0)

Working/studying

Yes: N (%)

248 (49.4)

Diagnosis of CF (years)

Mean ± SD

25.3 ± 9.1

Median

25.0

Range (min, max)

1 - 59

Recent FEV 1 Predicted

Mean ± SD

65.7 ± 27.3

Median

67.0

Range (min, max)

17 - 99

Last FEV 1 : N (%)

0 – 1 month

242 (63.9)

>1 - 3 months

97 (25.6)

>3 months

11 (2.9)

Recent Exacerbation: N (%)

Yes

114 (30.1)

Requiring Hospitalisation

N (%) of above

42 (36.8)

  1. N, sample size; SD, Standard Deviation; FEV1, percentage of predicted Forced Expiratory Volume in 1 second.
  2. FEV1 severity levels: Mild = >70%; Moderate = 41% – 70%; Severe = < 41%.