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Table 2 Multiple logistic regression analyses

From: Multiple in-hospital counseling increases six-month smoking abstinence among individuals participating in a hospital-initiated smoking cessation program

Covariablesa

Main analysis (n = 1943)

Censored participants (n = 2900)

Excluding participants with out-patient cessation (n = 1834)

 

Adjusted OR (95% CI)

P

P for trend

Adjusted OR (95% CI)

P

P for trend

Adjusted OR (95% CI)

P

P for trend

Age ≥ 65 years

1.78 (1.40–2.28)

 < 0.001

 

1.29 (0.98–1.69)

0.073

 

1.72 (1.34–2.20)

 < 0.001

 

Male

1.04 (0.73–1.49)

0.839

 

1.10 (0.79–1.51)

0.579

 

1.02 (0.71–1.46)

0.920

 

≥ 2 comorbiditiesb

1.25 (1.01–1.53)

0.037

 

1.17 (0.97–1.41)

0.099

 

1.27 (1.03–1.58)

0.026

 

Daily cigarette smoking > 20

1.09 (0.86–1.38)

0.487

 

0.75 (0.62–0.90)

0.003

 

1.09 (0.85–1.39)

0.492

 

FTND

  < 4

Reference

  

Reference

  

Reference

  

 4 to 6

0.49 (0.34–0.69)

 < 0.001

 

0.69 (0.47–1.01)

0.056

 

0.45 (0.32–0.64)

 < 0.001

 

  ≥ 7

0.28 (0.19–0.42)

 < 0.001

 

0.50 (0.30–0.84)

0.009

 

0.27 (0.18–0.41)

 < 0.001

 

Self-motivated

1.19 (0.95–1.50)

0.139

 

0.67 (0.49–0.91)

0.012

 

1.20 (0.96–1.54)

0.098

 

Discharge diagnosis

 Others

Reference

  

Reference

  

Reference

  

 Cancer

2.18 (1.66–2.86)

 < 0.001

 

1.67 (1.32–2.13)

 < 0.001

 

2.19 (1.67–2.87)

 < 0.001

 

 CAD/HF

1.40 (1.04–1.88)

0.028

 

1.24 (0.95–1.62)

0.110

 

1.35 (0.99–1.85)

0.058

 

 COPD/pneumonia

1.58 (0.96–2.61)

0.073

 

1.32 (0.82–2.12)

0.252

 

1.45 (0.83–2.56)

0.195

 

ICU admission

2.82 (2.14–3.73)

 < 0.001

 

2.41 (1.89–3.06)

 < 0.001

 

2.84 (2.13–3.78)

 < 0.001

 

Hospitalization > 4 days

1.43 (1.15–1.77)

0.001

 

1.19 (0.98–1.45)

0.076

 

1.46 (1.17–1.82)

0.001

 

Cessation medications

 No use

Reference

  

Reference

  

Reference

  

 NRT

1.12 (0.74–1.68)

0.599

 

1.05 (0.73–1.52)

0.784

 

1.10 (0.70–1.73)

0.684

 

 Non-NRT

1.60 (0.89–2.86)

0.115

 

1.42 (0.85–2.38)

0.180

 

1.83 (0.93–3.59)

0.081

 

 NRT and non-NRT

0.80 (0.42–1.51)

0.484

 

0.81 (0.46–1.45)

0.485

 

0.97 (0.48–1.97)

0.927

 

Number of in-hospital counseling

  

 < 0.001

  

0.010

  

0.012

 1

Reference

  

Reference

  

Reference

  

 2

1.44 (1.05–1.98)

0.025

 

1.21 (0.92–1.61)

0.180

 

1.43 (1.03–1.98)

0.034

 

  ≥ 3

2.02 (1.27–3.22)

0.003

 

1.82 (1.21–2.73)

0.004

 

1.62 (0.98–2.66)

0.059

 
  1. CAD coronary artery disease, CI confidence interval, COPD chronic obstructive pulmonary disease, FTND Fagerstrom test for nicotine dependence, HF heart failure, ICU intensive care unit, NRT nicotine replacement therapy, OR odds ratio
  2. aReferences for covariables: age (≥ 65 versus < 65), sex (male versus female), number of comorbidities (≥ 2 versus < 2), number of cigarettes smoked daily (> 20 versus ≤ 20), FTND score (≥ 7 and 4–6 versus < 4), motivation (self-motivated versus not self-motivated), main discharge diagnosis (cancer, CAD/HF, COPD/pneumonia versus without), ICU admission (yes versus no), length of hospital stay (> 4 days versus ≤ 4 days), and cessation medications (NRT, non-NRT, and both versus no)
  3. bComorbidities include cardiovascular disease, cancer, cerebral vascular disease, diabetes mellitus, hypertension, liver disease, respiratory system disease, and renal disease