Table 3.
Distribution of primary lung cancers by pathologic stage
| Stage | Uniportal VATS (%) (n = 51) | Two-port VATS (%) (n = 56) | Three-port VATS (%) (n = 71) | P-value |
|---|---|---|---|---|
| Stage I | 27 (52.94%) | 29 (51.79%) | 34 (47.89%) | 0.839 |
| IA | 13 (25.49%) | 13 (23.21%) | 19 (26.76%) | 0.900 |
| IB | 14 (27.45%) | 16 (28.57%) | 15 (21.13%) | 0.578 |
| Stage II | 21 (41.18%) | 24 (42.86%) | 30 (42.25%) | 0.984 |
| IIA | 11 (21.57%) | 14 (25.00%) | 14 (19.72%) | 0.773 |
| IIB | 10 (19.61%) | 10 (17.86%) | 16 (22.54%) | 0.802 |
| Stage III or greater | 3 (5.88%) | 3 (5.36%) | 7 (9.86%) | 0.625 |
| IIIA | 3 (5.88%) | 3 (5.36%) | 5 (7.04%) | 0.928 |
| IIIB | 0 (0%) | 0 (0%) | 1 (1.41%) | 1.000 |
| IVa | 0 (0%) | 0 (0%) | 1 (1.41%) | 1.000 |
a Isolated brain metastasis following metastasectomy prior to being evaluated for lobectomy
There were no significant difference in these results among the three groups (all P > 0.05)