Table I.
Clinicopathological characteristics of patients with pulmonary carcinoid who underwent surgical resection at Tianjin Medical University General Hospital (Tianjin, China).
| Total pulmonary carcinoid tumors (n=20) | |||
|---|---|---|---|
| Characteristics | Typical carcinoids (n=9) | Atypical carcinoids (n=11) | P-value |
| Median age (range), years | 48 (28–66) | 49 (14–71) | 0.396 |
| Sex, n (%) | 0.069 | ||
| Male | 5 (55.6) | 10 (90.9) | |
| Female | 4 (44.4) | 1 (9.1) | |
| Smoking history, n (%) | 0.653 | ||
| Never | 5 (55.6) | 5 (45.5) | |
| Current/former | 4 (44.4) | 6 (54.5) | |
| History of malignancy, n (%) | 3 (33.3) | 4 (36.4) | 0.888 |
| Median tumor diameter (range), cm | 4 (1.5–9.1) | 5.5 (2.1–12.5) | 0.252 |
| Incidence of PET evaluation, n (%) | 4 (44.4) | 3 (27.3) | 0.423 |
| Pathological N stage, n (%) | 0.024 | ||
| N0 | 9 (100) | 6 (54.5) | |
| N1 | 0 (0) | 3 (27.3) | |
| N2 | 0 (0) | 2 (18.2) | |
| TNM stage, n (%) | 0.872 | ||
| I | 4 (44.4) | 5 (45.5) | |
| II | 2 (22.2) | 3 (27.3) | |
| III | 2 (22.2) | 2 (18.2) | |
| IV | 1 (11.1) | 1 (9.1) | |
| Tumor site | 0.946 | ||
| Left upper lobe | 1 (11.1) | 1 (9.1) | |
| Left lower lobe | 2 (22.2) | 3 (27.3) | |
| Left hilum | 1 (11.1) | 2 (18.2) | |
| Right upper lobe | 1 (11.1) | 0 (0) | |
| Right middle lobe | 1 (11.1) | 1 (9.1) | |
| Right lower lobe | 2 (22.2) | 2 (18.2) | |
| Right hilum | 1 (11.1) | 2 (18.2) | |
| Surgical approach, n (%) | 0.492 | ||
| VATS | 7 (77.8) | 7 (63.6) | |
| Thoracotomy | 2 (22.2) | 4 (36.4) | |
| Procedure, n (%) | 0.493 | ||
| Wedge | 1 (11.1) | 0 (0) | |
| Segmentectomy | 2 (22.2) | 2 (18.2) | |
| Lobectomy | 6 (66.7) | 9 (81.8) | |
| Adjuvant therapy, n (%) | 0.659 | ||
| Chemotherapy | 2 (22.2) | 2 (18.2) | |
| Radiotherapy | 1 (11.1) | 2 (18.2) | |
PET, positron emission tomography; VATs, video-assisted thoracoscopic surgery; TNM, tumor-node-metastasis; patients were staged according to the American Joint Committee on Cancer staging manual (8th edition) criteria.