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Table 1 Clinical characteristics (N = 35)

From: Simultaneous Uniportal video-assisted thoracic surgery of bilateral pulmonary nodules

Variable Mean ± SD (range) or No. (%)
Age (year) 60.2 ± 8.9 (42–75)
Sex
 Male 15 (42.9)
 Female 20 (57.1)
Smoking history
 Yes 3 (8.6)
 No 32 (91.4)
Comorbidity
 Diabetes mellitus 4 (11.4)
 Hypertension 2 (5.7)
 Tuberculosis 2 (5.7)
 Coronary heart disease 1 (2.8)
Pulmonary function
 Forced expiratory volume in 1 s 2486.9 ± 644.3 (1680–4560)
 FEV1 mean forced vital capacity 91.0 ± 7.4 (74.5–99.9)
Number of tumors
  > 2 14 (40)
  < 2 21 (60)
CF
 pGGO 52 (53.6)
 mGGO 21 (21.7)
 sPNs 24 (24.7)
  1. FEV1 preoperative-forced expiratory volume in 1 s, CF classification, pGGO pure ground-glass opacity, mGGO mixed GGO, sPNs solid pulmonary nodules