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Table 3 Postoperative outcomes

From: A novel single-port laparoscopic operation for colorectal cancer with transanal specimen extraction: a comparative study

Postoperative variables

TUSE (n = 68)

TASE (n = 15)

P-value

Duration prior to first flatus, day(s)

  

0.298

 Median (range)

2.0 (1.0–5.0)

2.0 (1.0–4.0)

 

 Mean ± SD

1.9 ± 1.1

2.2 ± 1.0

 

Durations prior to free oral fluids

  

0.291

 Median (range)

1.0 (1.0–10.0)

3.0 (1.0–10.0)

 

 Mean ± SD

2.2 ± 1.8

2.8 ± 2.4

 

Duration prior to solid diet, day(s)

  

0.403

 Median (range)

2.0 (1–22)

4.0 (1–14)

 

 Mean ± SD

3.4 ± 3.2

4.2 ± 3.2

 

Frequency of narcotic analgesics

  

0.297

 Median (range)

1.0 (0.0–25.0)

1.0 (0.0–11.0)

 

 Mean ± SD

3.0 ± 4.6

2.1 ± 3.1

 

Frequency of total analgesics

  

0.448

 Median (range)

2.0 (0.0–40.0)

2.0 (0.0–11.0)

 

 Mean ± SD

4.0 ± 6.7

3.1 ± 3.9

 

Postoperative length of stay, day(s)

  

0.272

 Median (range)

7.0 (4.0–55.0)

6 (4–16)

 

 Mean ± SD

10.3 ± 9.6

7.5 ± 3.6

 

Overall postoperative complications, %

14.7 (10/68)

20.0 (3/15)

0.196

 Grade I

   

  Delayed gastric emptying

0

1

 

  Urinary retention

1

0

 

 Grade II

   

  Urinary retention

2

1

 

  Delayed gastric emptying

1

0

 

  Pneumonia

1

0

 

 Grade III

   

  Anastomotic site leakage

5

1

 

Wound-related complications during FU period, %

8.8 (6/68)

0.0 (0/15)

0.586

  Seroma

4

0

 

  Wound infection

1

0

 

  Umbilical hernia

1

0

 

Mortality, %

0

0

1.00

  1. Abbreviations: FU follow-up, SD standard deviation, TASE transanal specimen extraction, TUSE transumbilical specimen extraction.