Complete laparoscopic resection of the rectum using natural orifice specimen extraction

Table 1 Patient information

Case	Age	Gender	Tumor size (mm)	TNM stage	Operation time (min)	Suturing time (min)	Blood loss	Complication	Wexner incontinence score
									3 mo 6 mo
1	63	F	30	T2N0	214	13	10	-	0	0
2	72	F	22	T1N0	252	20	90	-	0	0
3	47	F	35	T3N0	315	24	10	Anal pain	0	0
4	70	M	38	T3N0	343	20	150	Ischemic colitis	6	1
5	62	M	20	T1N0	312	23	228	-	0	0
6	77	M	35	T3N0	256	17	200	-	1	0
7	65	M	38	T3N1	260	13	35	Leakage	1	0
8	72	F	15	T1N0	345	15	203	-	0	0
9	65	M	26	T2N0	262	13	27	-	0	0
10	66	M	23	T2N0	280	18	120	-	0	0
11	70	F	20	T1N0	247	13	118	-	0	0
12	46	M	18	T1N0	277	18	92	-	0	0
13	56	F	22	T1N0	250	14	30	-	0	0
14	68	F	18	T1N0	291	11	145	Anastomotic ulcer	0	0
15	57	F	33	T2N0	267	8	95	-	0	0
16	40	M	15	T1N0	281	10	30	-	0	0
17	65	M	22	T1N1	355	9	245	-	0	0
18	77	M	50	T3N0	277	15	150	-	0	0
19	63	M	35	T3N0	215	13	192	-	0	0
20	60	M	25	T2N0	271	11	116	-	0	0

Table 2 Comparison with conventional laparoscopic surgery

	Conventional LAP	Complete LAP
Age	66.3 ± 11	63.7 ± 9
Tumor size (mm)	38.5 ± 18	27 ± 9
Dissected lymph node (count)	17.5 ± 8.8	17.7 ± 7.7
Blood loss (mL)	120 ± 56	114 ± 72
Operation time (min)	240 ± 77	278 ± 39
Count of usage of analgesic (times)	5.89 ± 2.86	1.85 ± 1.8a
Term of pain (d)	3.43 ± 1.41	1.9 ± 1.9a
Orally take (d)	4.3 ± 0.9	4 ± 1.4
Hospital stay (d)	11.2 ± 3.2	11.0 ± 3
Suture failure	4 cases	1 case
SSI	8 cases	None

^aP < 0.05, complete laparoscopic surgery vs conventional laparoscopic surgery. SSI: Surgical site infection; LAP: Laparoscopic.