Table 1.
Demographic, comorbid, radiologic, histologic, and surgical characteristics of the 124 patients.
| Variable | Number | % (p value) | |
|---|---|---|---|
| Male | 86 | 69.4(0.118) | |
| Female | 38 | 30.6(0.118) | |
| Surgical procedures | |||
| Right-sided | 74 | 59.7(0.368) | |
| Left-sided | 50 | 40.3(0.368) | |
| Pneumonectomy | 61 (right = 31, left = 30) | 49.2(0.142) | |
| Intrapericardial | 7 | 5.6 (0.048) | |
| Extrapleural | 8 | 6.5 (0.242) | |
| Completion | 8 | 6.5 (0.999) | |
| Bilobectomy | 5 (RUL/RML = 1, RML/RLL = 4) | 4.0(0.142) | |
| Lobectomy | 58 (RUL = 32, LUL = 18, RLL = 6, LLL = 2) | 46.8(0.142) | |
| Histologic type of tumors | |||
| Adenocarcinoma | 51 | 41.1(0.673) | |
| Squamous cell carcinoma | 47 | 37.9(0.673) | |
| Large cell carcinoma | 10 | 8.1 | |
| Poorly differentiated carcinoma | 11 | 8.9 | |
| Other carcinoma | 5 | 4.0 | |
| Comorbidities | |||
| Chronic obstructive pulmonary disease | 54 | 43.5(0.511) | |
| Peripheral vascular disease | 15 | 12.1(0.907) | |
| Noninsulin-dependent diabetes mellitus | 22 | 17.7(0.194) | |
| Obesity | 23 | 18.5(0.991) | |
| Other malignancy | 29 (7 = secondary primary lung carcinoma) | 23.4 | |
| Coronary artery disease | 30 | 24.2(0.290) | |
| Hypertension | 17 | 13.7(0.954) | |
| Peptic disease | 4 | 3.2 (0.347) | |
| Chronic renal failure | 3 | 2.4 (0.999) | |
| Cerebrovascular accident | 6 | 4.8 (0.417) | |
| Hypothyroidism | 3 | 2.4(0.543) | |
| Liver disease | 2 | 1.6 | |
| Drug/alcohol abuse | 3 | 2.4 | |
| Chronic heart failure | 5 | 4.0 | |
| Pulmonary edema | 3 | 2.4 | |
| Chronic atrial fibrillation | 3 | 2.4 | |
| Pretreatment staging | |||
| IIIA | 91 | 73.4(0.812) | |
| IIIB | 33 | 26.6(0.812) | |
| Smokers | 110 | 88.7(0.556) | |
| Type of induction treatment | |||
| Chemoradiation | 85 | 68.5(0.066) | |
| Chemotherapy | 39 | 31.5(0.066) | |
| PET-CT | 92 | 74.2(0.001) | |
RUL right upper lobe, RML right middle lobe, RLL right lower lobe, LUL left upper lobe, LLL left lower lobe.