A totally mini-invasive approach for colorectal laparoscopic surgery

Table 1 Homogeneous groups

Patients		Intracorporeal	Extracorporeal
		n = 39	n = 33
Age (yr)	Median	74.5	74	NS
	Min-max	53-89	45-96
Gender	Male	24	20	NS
	Female	15	13
	Ratio M/F	1.6	1.5
Weight (kg)	Median	71	77	NS
	Min-max	50-90	51-120
Height (cm)	Median	165	167	NS
	Min-max	148-182	146-183
BMI (kg/m2)	Median	26.3	28.1	NS
	Min-max	20-37	19.9-37

BMI: Body mass index; M: Male; F: Female; NS: Not significant.

Table 2 Abdominal surgery history

Intracorporeal anastomosis		Extracorporeal anastomosis
20/39 (51.3%)		21/33 (63.6%)
One operation	11	One operation	14
Two operations	7	Two operations	7
> Two operations	2	> Two operations	7
Appendectomy	9	Appendectomy	15
Colic resection	2	Colic resection	1
Isteroannessectomy	4	Isteroannessectomy	2
Cholecystectomy	5	Cholecystectomy	1
Urologic surgery	4	Urologic surgery	1
Hernioplasty	2	Hernioplasty	9

Table 3 Length of stay

		Intracorporeal anastomosis	Extracorporeal anastomosis	P value
Time until resumption of gas evacuation (d)	Median	3	3.5	< 0.0001
	Min-max	1-6	1-6
Time until resumption of bowel movements (d)	Median	3.8	4.9	< 0.0001
	Min-max	1-7	2-7
Time until removal of nasogastric tube (d)	Median	1.8	3	< 0.0001
	Min-max	0-11	0-6
Time until resumption of liquid diet (d)	Median	3.5	4.5	< 0.0001
	Min-max	2-12	2-10
Time to resumption of solid diet (d)	Median	4.6	5.7	< 0.0001
	Min-max	2-12	3-11
Discharge (d)	Median	7.4	8.5	NS
	Min-max	4-19	5-25	0.5424

NS: Not significant.

Table 4 Patient distribution according to age and body mass index, number of removed lymph nodes and duration of hospital stay n (%)

	Intracorporeal	Extracorporeal
Age (yr)
< 65	13.6	12.1
65-80	43.2	48.5
> 80	43.2	33.4
BMI (kg/m2)
< 25	44.4	26.9
25-30	40.7	53.1
> 30	14.9	23.0
Number of lymph nodes removed
< 12	7 (21.2)	14 (46.7)
12-15	6 (18.2)	6.6 (2)
> 15	20 (60.6)	14 (46.7)
Discharge from hospital (d)
< 6	15 (42.8)	8 (24.4)
7	10 (28.6)	10 (30.3)
8-9	5 (14.3)	8 (24.2)
> 10	5 (14.3)	7 (21.1)

BMI: Body mass index.