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Table 5 Risk factors associated with severe PPCs (ARDS/pneumonia/respiratory failure) in this study

From: Prevalence of and risk factors for pulmonary complications after curative resection in otherwise healthy elderly patients with early stage lung cancer

 

Univariate analysis

Multivariate analysis

Variable

OR (95% CI)

p-value

OR (95% CI)

p-value

Age

1.02 (0.91–1.14)

0.781

  

Sex, male

2.29 (1.01–5.20)

0.048

  

Smoking history (current & former)

1.95 (0.89–4.29)

0.098

  

ASA classification ≥3

1.29 (0.61–2.75)

0.501

  

BMI

0.85 (0.74–0.97)

0.015

0.86 (0.74–1.01)

0.052

Hemoglobin

0.76 (0.57–1.01)

0.066

  

Squamous vs. others

1.85 (0.75–4.48)

0.186

  

ILA

1.09 (1.03–1.15)

0.003

1.09 (1.03–1.16)

0.003

Emphysema index

1.03 (0.99–1.07)

0.067

  

Extent of surgery

 Segmentectomy & Wedge resection & Lobectomy

Reference

Reference

 Pneumonectomy & Bilobectomy

5.55 (1.69–18.2)

0.005

5.57 (1.63–19.0)

0.006

  1. ARDS: Acute respiratory distress syndrome; ASA: American Society of Anesthesiologists; BMI: Body mass index; CI: Confidence interval; ILA: Interstitial lung abnormality; OR: Odds ratio; PPCs: Postoperative pulmonary complications