Table 2 Operative and postoperative outcomes of patients treated by robotic colectomy (RC) and laparoscopic colectomy (LC) for transverse colon cancer

Overall operative time (min) [mean(SD and range)]

267.95(62.93) (145–400)

224.09(49.63) (160–360)

0.014

Robot time (min) [mean(SD and range)]

226.59(56.34) (125–340)

NA

Intraoperative complications [n(%)]

0

1(4.5)

1

Conversion to laparotomy [n(%)]

0

2(9.1)

0.488

Estimated blood loss (mL) [median (range)]

100(80–180)

110(60–200)

0.766^a

Number of transfused patients [n(%)]

0

0

NA

Postoperative pain at day 1 (0–10 verbal scale) [mean(SD)]

4.72(1.16)

4.81(1.4)

0.772^a

Postoperative pain at day 5 (0–10 verbal scale) [mean(SD)]

1.31(1.52)

1.63(1.53)

0.437^a

Time to flatus [mean(SD and range)]

2.45(1.05)

2.41(0.79)

0.892^a

(1–4)

(1–4)

Time to regular diet [mean(SD and range)]

4.04(1.17)

4.54(0.85)

0.072^a

(2–7)

(3–7)

Postoperative complications [n(%)]

3(13.6)

2(9.1)

1

 Type of complications

  Ileus

1

0

  Anastomotic leakage

1

1

  Intra-abdominal abscess

0

2

  Wound infection

1

0

  Pancreatic fistula

0

1

  Intestinal bleeding

0

0

Dindo-Clavien classification [n(%)]

0.307

 I

2(9.1)

0

 II

1(4.5)

2(9.1)

Length of hospital stay (days)[mean(SD and range)]

7.09(1.68) (5–13)

8.09(2.15)(6–15)

0.145^a

Mortality within 30 days [n(%)]

0

0

NA

Mortality within 60 days [n(%)]

0

0

NA

Re-admission within 60 days [n(%)]

1(4.5)

2(9.1)

1