Variables | Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
P value | OR | 95% CI | P value | OR | 95% CI | |
Abnormal serum CEA levels | < 0.001* | 8.988 | 4.694–17.211 | < 0.001* | 11.315 | 3.456–37.042 |
SUVmax of prime tumor | 0.013* | 1.064 | 1.013–1.117 | 0.082 | 0.892 | 0.785–1.014 |
Tumor attachment to the pleura | < 0.001* | 8.452 | 4.898–14.587 | 0.491 | 2.184 | 0.236–20.219 |
Tumor with SUVmax ≥ 2.5 and attachment to the pleura | < 0.001* | 27.600 | 14.276–53.359 | 0.007* | 19.729 | 2.226–174.862 |
Obstructive atelectasis or pneumonia | < 0.001* | 5.643 | 3.037–10.485 | < 0.001* | 12.185 | 3.253–45.648 |
Pleural thickening ≥ 3 mm | 0.007* | 2.206 | 1.235–3.939 | 0.901 | 1.159 | 0.114–11.790 |
Pleural thickening ≥ 10 mm | 0.036* | 1.697 | 1.036–2.782 | 0.214 | 0.176 | 0.011–2.720 |
Diffuse irregular pleural thickening | 0.004* | 2.360 | 1.312–4.247 | 0.600 | 3.270 | 0.039–275.721 |
SUVmax of pleura | < 0.001* | 1.929 | 1.571–2.370 | < 0.001* | 2.510 | 1.547–4.073 |
Pleural thickening ≥ 3 mm with SUVmax ≥ 2.5 | < 0.001* | 4.006 | 2.419–6.634 | 0.851 | 1.309 | 0.078–21.930 |
Pleural thickening ≥ 10 mm with SUVmax ≥ 2.5 | < 0.001* | 3.296 | 2.019–5.382 | 0.581 | 2.648 | 0.083–84.110 |
Focal pleural thickening ≥ 10 mm with SUVmax ≥ 2.5 | 0.001* | 2.665 | 1.502–4.731 | 0.909 | 1.142 | 0.119–10.953 |
Diffuse irregular pleural thickening with SUVmax ≥ 2.5 | 0.001* | 2.735 | 1.472–5.083 | 0.633 | 0.297 | 0.002–43.162 |
CT attenuation value of pleural effusion | 0.004* | 1.073 | 1.022–1.127 | 0.171 | 1.077 | 0.968–1.198 |
SUVmax of pleural effusion | < 0.001* | 15.488 | 7.143–33.583 | < 0.001* | 35.305 | 8.345–149.374 |
SUVmax of hilar or mediastinal lymph node | 0.034* | 1.064 | 1.005–1.127 | 0.972 | 0.998 | 0.883–1.128 |