Table 2. Postoperative outcomes†.
| Parameter | VATS (n=50) | S-VATS (n=50) | P value |
|---|---|---|---|
| Duration of chest tube drainage (days) | 3 [3–5] | 3 [2–5] | 0.39 |
| LOS (days) | 4 [3–7] | 4 [3–7] | 0.99 |
| Pain control | |||
| Duration of PCA (days) | 3 [3–3] | 3 [2–3] | 0.56 |
| Total PCA dose (mg) | 3.4 (2.6–8.0) | 5.4 (1.6–8.0) | 0.21 |
| VAS (1 hour) | 3 [0–4] | 1 [0–3] | 0.01 |
| VAS (24 hours) | 4 [2–5] | 4 [3–5] | 0.62 |
| Satisfied with pain control at 24 hours | 48 (96%) | 47 (94%) | 0.74 |
| Complications‡ | |||
| None | 32 (64%) | 30 (60%) | 0.68 |
| Minor (grade I-II) | 13 (26%) | 9 (18%) | 0.33 |
| Grade III | 4 (8%) | 8 (16%) | 0.22 |
| Grade IV | 1 (2%) | 2 (4%) | 0.56 |
†All values reported are median and interquartile range, unless otherwise specified. LOS, length of stay; PCA, patient controlled analgesia; VAS, visual analogue scale for pain; ‡complications are graded according to the TMM system [(3), https://ottawatmm.org].