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Table 5 Multivariate analysis of risk factors for severe asthma exacerbations in the follow-up period

From: Asthma control and severe exacerbations in patients with moderate or severe asthma in Jilin Province, China: a multicenter cross-sectional survey

Risk factors (n = 889)

OR

CI

P-value

Applying of ICS/(ICS + LABA)/(ICS + LAMA) ≤ 3 m

5.81

3.23-10.47

<0.001

ACT scores ≤15 (mean value of one year follow-up)

4.49

2.28-8.89

<0.001

Severe asthma

4.18

2.54-8.53

<0.001

Lower income level than average PCDI

2.67

1.44-4.95

0.002

Middle school and lower educational level

2.43

1.38-4.29

0.002

Hospital days ≥15d

2.41

1.44-4.04

<0.001

Rural residence

2.15

1.13-4.10

0.02

FEV1 ≤ 50 % predicted before discharge

1.86

1.16-3.0

0.01

  1. A multivariate analysis was conducted using binary logistic regression (Forward: LR), with the significant factors identified from the univariate analysis. The association was displayed as odds ratios (OR) with 95 % confidence intervals (CIs)
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BMC Pulmonary Medicine

ISSN: 1471-2466

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