Table 2 Operative results (n = 100)

Surgical approach (LS/RALS)

63/37

Surgical procedure (APR/LAR/ISR/Hartmann)

50/43/5/2

Operative time (minutes)

554.5 (385–833)

Blood loss (ml)

85 (10-2300)

LLND laterality (bilateral/unilateral)

65/35

・Bilateral LLND time (min)

161.5 (90–256)

・Unilateral LLND time (min)

80 (47–143)

Harvested LN (total)

26 (5–76)

Harvested LN (LLND)

11 (1–40)

IVA resection (none/unilateral/bilateral)

90/8/2

LCA preservation (yes/no)

17/58

DS creation (yes/no)

47/44

IOCs (yes/no)

25/71

Conversion to open surgery

1/99

POCs (≥ CD Grade 2) (yes/no)

59/41

・Urinary dysfunction (yes/no)

26/74

・Ileus (yes/no)

12/88

・SSI (yes/no)

6/94

・Anastomotic leakage (yes/no)

5/95

・High output syndrome (yes/no)

4/96

Duration of urinary catheterization (days)

5 (2-459)

Postoperative length of stay (days)

16 (7–73)