Table 3—

Spirometry and chronic obstructive pulmonary disease(COPD) prevalence in lung cancer cases before and after diagnosis and lobectomy for lung cancer

Lung functionLung cancer diagnosis#Lobectomy for lung cancer
BeforeAfterMean differenceBeforeAfterMean difference
FEV1 L1.73±0.711.60±0.69-0.1232.05±0.801.67±0.69-0.380
FEV1 % pred68±1865±23-381±2069±23-13
FVC L2.71±0.732.79±0.650.063.11±0.822.77±0.77-0.340
FEV1/FVC %63±958±13-566±1061±13-5
Spirometric COPD GOLD 2+ %5661+4460§
  • Data are presented as mean±sd, unless otherwise stated. FEV1: forced expiratory volume in 1 s; % pred: % predicted; FVC: forced vital capacity; GOLD: Global Initiative for Chronic Obstructive Lung Disease. #: n = 127; : n = 100; + p = 0.45; §: p = 0.02.