Table 3. VAS-score of 1st, 3rd, 30th post-op day, percent or mean (95% confidence interval).
| VAS-score | Total (n=109) | U-RATS (n=29) | B-RATS (n=80) | P |
|---|---|---|---|---|
| 1st post-op day | 4.37 (4.09–4.65) | 3.83 (3.22–4.43) | 4.57 (4.27–4.88) | 0.018* |
| 3rd post-op day | 4.18 (3.92–4.45) | 3.69 (3.25–4.12) | 4.363 (4.03–4.68) | 0.026* |
| 30th post-op day | 1.95 (1.71–2.21) | 1.79 (1.32–2.26) | 2.01 (1.72–2.31) | 0.436 |
*, P<0.05, compared U-RATS and B-RATS. VAS, visual analogue scale; post-op, post-operative; U-RATS, uniportal robotic-assisted thoracic surgery; B-RATS, biportal-robotic-assisted thoracic surgery.