Table 1 Patients’ clinical characteristics
From: Differentiation of pulmonary solid nodules attached to the pleura detected by thin-section CT
Characteristics | Patients with benign SPANs (n = 125) | Patients with malignant SPANs (n = 170) | p-value |
|---|---|---|---|
Age (years) | 58.78 ± 13.94 | 64.23 ± 10.78 |  < 0.001 |
Sex | Â | Â | 0.099 |
 Female | 49 (39.2) | 51 (30.0) |  |
 Male | 76 (60.8) | 119 (70.0) |  |
History of malignant tumor | Â | Â | 0.057 |
 Yes | 31 (24.8) | 27 (15.9) |  |
 No | 94 (75.2) | 143 (84.1) |  |
Smoking history |  |  | < 0.001 |
 Yes | 47 (37.6) | 104 (61.2) |  |
 No | 78 (62.4) | 66 (38.8) |  |
Drinking story | Â | Â | 0.083 |
 Yes | 35 (28.0) | 64 (37.6) |  |
 No | 90 (72.0) | 106 (62.4) |  |
Cases with clinical symptoms | Â | Â | 0.027 |
 Yes | 47 (37.6) | 86 (50.6) |  |
 No | 78 (62.4) | 84 (49.4) |  |
Cases with other lung disease | Â | Â | 0.604 |
 Yes | 13 (10.4) | 21 (12.4) |  |
 No | 112 (89.6) | 149 (87.6) |  |