From: Detection of EGFR mutation of pulmonary adenocarcinoma in sputum using droplet digital PCR
 | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
OR | 95% CI | p value | OR | 95% CI | p value | |
Age (65 ≤) | 0.70 | 0.21–2.31 | 0.560 |  |  |  |
Gender (male) | 0.81 | 0.25–2.58 | 0.720 |  |  |  |
Smoking (current or ex-smoker) | 2.52 | 0.53–12.0 | 0.246 |  |  |  |
Right side | 0.55 | 0.56–1.89 | 0.342 |  |  |  |
Lobe (upper) | 3.24 | 0.94–11.2 | 0.063 |  |  |  |
Emphysema | 0.71 | 0.08–6.01 | 0.755 |  |  |  |
Interstitial pneumonia | 8.67 | 0.51–148 | 0.136 |  |  |  |
CT tumor size (29 mm ≤) | 12.5 | 2.63–59.9 | 0.002 | 10.6 | 1.85–61.0 | 0.008 |
PET SUVmax (3.1 ≤) | 5.73 | 2.30–14.3 |  < 0.001 | 4.54 | 0.43–48.4 | 0.211 |
Clinical stage (II ≤) | 4.23 | 1.73–10.3 | 0.002 | 1.47 | 0.31–6.91 | 0.627 |
Pathological stage (II ≤) | 6.09 | 2.49–14.9 |  < 0.001 | 1.87 | 0.37–9.59 | 0.451 |
Lymphatic invasion | 0.90 | 0.18–4.42 | 0.891 |  |  |  |
Vascular invasion | 2.35 | 0.70–7.87 | 0.164 |  |  |  |
Pleural invasion | 1.43 | 0.40–5.12 | 0.586 |  |  |  |
STAS | 23.0 | 2.87–184 | 0.003 | 17.7 | 1.97–158 | 0.010 |
Ex19 or Ex21mutation | 0.66 | 0.20–2.16 | 0.493 |  |  |  |