Table 1.
Characteristics of patients who were underwent single-port robotic surgery.
| Total | Phase 1 | Phase 2 | Phase 3 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| (n = 123) | (n = 41) | (n = 54) | (n = 28) | ||||||
| N | % | n | % | n | % | n | % | p-Value | |
| Age (yr), median (range) | 49 (30–74) | 50 (35–68) | 48.5 (34–67) | 50 (30–74) | 0.8960 * | ||||
| BMI (kg/m2), median (range) | 23.2 (18.0–34.9) | 22.9 (18.0–34.9) | 23 (18.0–32.6) | 24.4 (18.6–29.8) | 0.2640 * | ||||
| Parity | 106 | 86.2 | 34 | 82.9 | 50 | 92.6 | 22 | 78.6 | 0.1662 † |
| Menopause | 48 | 39 | 16 | 39 | 20 | 37 | 12 | 42.9 | 0.8770 † |
| Chronic illness | 45 | 36.6 | 12 | 29.3 | 17 | 31.5 | 16 | 57.1 | 0.0359 † |
| Vaginal delivery | 73 | 59.4 | 24 | 58.5 | 32 | 59.3 | 17 | 60.7 | 0.9836 † |
| Previous cesarean section | 38 | 30.9 | 13 | 31.7 | 19 | 35.2 | 6 | 21.4 | 0.4375 † |
| Previous abdominal surgery | 47 | 38.2 | 11 | 26.8 | 19 | 35.2 | 17 | 60.7 | 0.0145 † |
| ASA classification | <0.0001 ‡ | ||||||||
| I | 74 | 60.2 | 33 | 80.5 | 37 | 68.5 | 4 | 14.3 | |
| II | 48 | 39 | 8 | 19.5 | 17 | 31.5 | 23 | 82.1 | |
| III | 1 | 0.8 | 0 | 0 | 0 | 0 | 1 | 3.6 | |
| Indication of surgery | 0.5755 ‡ | ||||||||
| Adenomyosis | 16 | 13 | 6 | 14.6 | 8 | 14.8 | 2 | 7.1 | |
| Myoma | 56 | 45.5 | 20 | 48.8 | 26 | 48.2 | 10 | 35.7 | |
| Adenomyosis and myoma | 27 | 22 | 8 | 19.5 | 12 | 22.2 | 7 | 25 | |
| Endometrial hyperplasia | 1 | 0.8 | 0 | 0 | 0 | 0 | 1 | 3.6 | |
| Malignancy | 3 | 2.4 | 0 | 0 | 1 | 1.9 | 2 | 7.1 | |
| Ovarian cyst | 20 | 16.3 | 7 | 17.1 | 7 | 13 | 6 | 21.4 | |
| Concomitant procedure | |||||||||
| Adnexectomy | 0.9466 ‡ | ||||||||
| USO | 2 | 1.6 | 1 | 2.4 | 1 | 1.9 | 0 | 0 | |
| BSO | 64 | 52 | 23 | 56.1 | 27 | 50 | 14 | 50 | |
| Ovarian cystectomy | 8 | 6.5 | 3 | 7.3 | 4 | 7.4 | 1 | 3.6 | 0.8078 ‡ |
| Peritonectomy | 2 | 1.6 | 1 | 2.4 | 1 | 1.9 | 0 | 0 | 1.0000 ‡ |
| Adhesiolysis | 61 | 49.6 | 23 | 56.1 | 28 | 51.9 | 10 | 35.7 | 0.2275 † |
| Pelvic washing cytology | 122 | 99.2 | 40 | 97.6 | 54 | 100 | 28 | 100 | 0.5610 ‡ |
| Pelvic LND | 19 | 15.5 | 6 | 14.6 | 9 | 16.7 | 4 | 14.3 | 0.9459 † |
| Para-aortic LND | 1 | 0.8 | 0 | 0 | 1 | 1.9 | 0 | 0 | 1.0000 ‡ |
* Kruskal—Wallis test, † Chi-squared test, ‡ Fisher’s exact test. Abbreviations: ASA, American Society of Anesthesiologists; BMI, body mass index; BSO, bilateral salpingo-oophorectomy; LND, lymph node dissection; USO, unilateral salpingo-oophorectomy.