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Table 1 The clinical characteristics of the participants

From: Efficacy of concurrent treatments in idiopathic pulmonary fibrosis patients with a rapid progression of respiratory failure: an analysis of a national administrative database in Japan

 

N (%)

Mean ± SD

Patients

209

 

Age, years

209

72.3 ± 9.6

 <60

17 (8.1)

 

 60–69

52 (24.9)

 

 70–79

98 (46.9)

 

 ≥80

42 (20.1)

 

Male

172 (82.3)

 

BMI, kg/m2

178

22.3 ± 3.8

 <18.5

27 (15.2)

 

 18.5–25

114 (64.0)

 

 >25

37 (20.8)

 

Brinkman Index

184

599.5 ± 675.7

 0

68 (37.0)

 

 1–800

45 (24.5)

 

 >800

71 (33.6)

 

F, H-J Classification scale

166

 

 1

2 (1.2)

 

 2

4 (2.4)

 

 3

7 (4.2)

 

 4

28 (16.9)

 

 5

125 (75.3)

 

Season

  

 Spring

48 (23.0)

 

 Summer

34 (16.2)

 

 Fall

56 (26.8)

 

 Winter

71 (34.0)*

 

Specialty hospital

  

 Yes/No

173 (82.8)/36 (17.2)

 

Arrival by ambulance

  

 Yes/No

101 (48.3)/108 (51.7)

 
  1. Abbreviations: BMI body mass index, F, H-J Fletcher, Hugh-Jones. Values are given as mean ± SD or n (%). The total dose was not equal to 209 because there were missing values in the data file. *Significantly different in comparison to spring (p = 0.018, poisson regression)
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BMC Pulmonary Medicine

ISSN: 1471-2466

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