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Table 3 Multivariable Cox Regression models for all-cause mortality in at-risk smokers by smoking statusa,b

From: Pectoralis muscle area and mortality in smokers without airflow obstruction

 

Former smokers

Current smokers

HR

95% CI

P

HR

95% CI

P

Sex-specific PMA quartile

 4

Ref

  

Ref

  

 3

0.46

0.18–1.13

0.09

1.52

0.89–2.59

0.12

 2

0.98

0.44–2.19

0.96

1.94

1.13–3.32

0.02

 1

1.22

0.53–2.80

0.64

2.25

1.25–4.03

0.007

  1. aAdjustment for age (years), race (non-Hispanic White, African-American), height (cm), BMI (categories < 20; 20–24.9; 25–30; > 30), pack-years of smoking (per 10), mMRC dyspnea score > 1 (yes/no), number of comorbidities (categories, 0; 1–2; ≥3), six-minute walk distance (per 30 m), FEV1 (L), log CAC, log %LAA-950, and scanner type was performed
  2. b Model Proportionality Hazard Test, P = 0.28 and P = 0.13 for current and former smokers, respectively
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Respiratory Research

ISSN: 1465-993X

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