Laparoscopic versus open right hemicolectomy with curative intent for colon carcinoma

Table 1 Demographic data of LRH and ORH groups, n (%).

Parameters	LRH (n = 30)	ORH (n = 34)	P
Mean age (yr)	60.18±14.91	60.00±12.67	0.97
>70 (%)	10 (33.3)	9 (26.5)
<70 (%)	20 (66.7)	25 (73.5)	0.549
Gender (%)
Male	16 (53.3)	20 (58.8)
Female	14 (46.7)	14 (41.2)	0.659
Previous abdominal operation (%)
Yes	8 (26.7)	10 (29.4)
No	22 (73.3)	24 (70.6)	0.807
Tumor site (%)
Cecum	10 (33.3)	6 (17.6)
Ascending colon	12 (40)	15 (44.1)
Hepatic flexure	8 (26.7)	13 (38.2)	0.319
Dukes' stage (%)
A	1 (3.3)	3 (8.8)
B	13 (43.3)	16 (47.1)
C	16 (53.3)	15 (44.1)	0.578

Table 2 Comparison of surgical safety and postoperative recovery (mean±SD).

Parameters	LRH (n = 30)	ORH (n = 34)	P
Surgery-related
Operating time (min)	152.65±28.29	147.25±27.50	0.561
Blood loss (mL)	112.94±96.36	274.50±235.43	0.005
Postoperative recovery
Analgesia requirement (%)	14 (46.7)	26 (76.5)	0.014
Flatus (d)	2.24±0.56	3.25±1.29	0.012
Time to resume normal diet	5.65±2.40	7.30±2.72	0.06
Hospital stay (d)	13.94±6.53	18.25±5.96	0.043
Time to resume early activity (d)	3.94±1.64	5.45±1.82	0.013
Length of incision (cm)	6.47±4.11	17.55±1.61	<0.01
Major complications (%)	5 (16.7)	10 (29.4)	0.23
Massive haemorrhage	0	1
Anastomotic leak	0	1
Pulmonary infection	2	3
Urinary tract infection	0	1
Wound infection	2	4
Ileus	1	0

Table 3 Comparison of oncological clearance and follow-up results (mean±SD).

Parameters	LRH (n = 30)	ORH (n = 34)	t	P
Oncological clearance
Length of specimen (cm)	20.88±5.28	23.10±6.90	1.082	0.842
Lymph node yield	11.24±8.02	9.75±6.04	0.343	0.734
Epicolic and paracolic lymph nodes	6.82±4.72	7.35±4.60	1.39	0.173
Intermediate lymph nodes	2.59±2.43	1.50±2.32	1.24	0.223
Principle lymph nodes	1.82±2.53	0.90±2.00	1.031	0.31
Oncological results
Mean follow-up (mo)	27.15±7.95	26.19±7.46	0.478	0.634
Local recurrence (%)	2 (6.7)	2 (5.9)
Metachronous metastasis (%)	4 (13.3)	5 (14.7)
Cumulative survival probability (%)	76.5	74.04	-	0.851

Table 4 Comparison of expenditure for surgery and drugs (mean±SD).

Parameters	LRH (n = 30)	ORH (n = 34)	t	P
Cost for operation (RMB)	7810.70±1719.07	5018.92±845.62	6.417	<0.01
Cost for drugs (RMB)	3687.85±1977.42	5209.42±2212.37	2.188	0.035
Total cost (RMB)	11498.54±2618.86	10228.34±2372.57	1.547	0.131