Comparative analysis of robotic vs laparoscopic radical hysterectomy for cervical cancer

Table 1 Baseline demographic data of patients in the robotic radical hysterectomy and laparoscopic radical hysterectomy groups

	RRH (n = 216)	LRH (n = 342)	P value
Age (yr)	48.90 ± 9.65	47.49 ± 9.81	0.773
BMI (kg/m2)	24.20 ± 3.37	23.74 ± 2.96	0.925
FIGO stage
IA1-IB1	133 (61.57%)	208 (60.82%)
IB2-IIA1	67 (35.65%)	105 (30.70%)	0.902
IIA2-IIB	16 (2.78%)	29 (8.48%)
Pathological type
Squamous cell carcinoma	196 (90.74%)	316 (92.40%)
Adenocarcinoma	19 (8.80%)	22 (6.43%)	0.504
Adenosquamous carcinoma	1 (0.46%)	2 (0.58%)

RRH: Robotic radical hysterectomy; LRH: Laparoscopic radical hysterectomy; BMI: Body Mass Index; FIGO stage: International Federation of Gynaecology and Obstetrics stage.

Table 2 Operative and postoperative adjuvant treatment parameters in the robotic radical hysterectomy and laparoscopic radical hysterectomy groups

	LRH (n = 342)	RRH (n = 216)	P value
Operative time (min)	233.50 ± 59.76	197.16 ± 57.76	0.001
Intraoperative blood loss (mL)	280.74 ± 246.66	163.09 ± 320.95	0.001
Intraoperative blood vessel and organ injuries (cases)	3 (0.87%)	5 (2.31%)	0.153
Total number of dissected lymph nodes (pieces)	25.09 ± 11.41	23.51 ± 9.31	0.748
Intraoperative blood transfusion (cases)	39 (11.57%)	8 (3.80%)	0.001
Total length of hospital stay (d)	17.19 ± 6.29	18.57 ± 5.61	0.777
Length of postoperative hospital stay (d)	10.87 ± 4.44	12.28 ± 5.06	0.772
Postoperative chemotherapy (cases)	172 (50.29%)	102 (47.22%)	0.268
Postoperative radiotherapy (cases)	42 (12.28%)	25 (11.57%)	0.457

RRH: Robotic radical hysterectomy; LRH: Laparoscopic radical hysterectomy.

Table 3 Postoperative complications in the robotic radical hysterectomy and laparoscopic radical hysterectomy groups, n (%)

	RRH (n = 216)	LRH (n = 342)	P value
Total complications (cases)	20 (9.65)	60 (17.59)	0.012
Early postoperative complications (within 4 wk)
Infection (cases)	3 (1.46)	12 (3.70)	0.007
Fever (including infection with fever) (cases)	9 (4.39)	22 (6.48)	0.017
Venous thrombosis (cases)	1 (0.46)	0 (0)	0.387
Other	1 (0.46)	2 (0.58)	0.667
Long-term postoperative complications (after 4 wk)
Lower extremity edema	8 (3.80)	16 (4.63)	0.036
Inguinal lymphatic cyst	3 (1.39)	3 (0.88)	0.429
Other	1 (0.46)	0 (0)	0.387

RRH: Robotic radical hysterectomy; LRH: Laparoscopic radical hysterectomy.

Table 4 Follow-up data in the robotic radical hysterectomy and laparoscopic radical hysterectomy groups

	RRH(n = 216)	LRH (n = 342)	P value
Average follow-up period (mo)	30.07 ± 15.67	29.48 ± 15.07	0.658
Median follow-up period (mo)	29.0 (1.0-58.0)	30.0 (3.0-58.0)
Recurrence
Total recurrence rate	15.7%	12.00%	0.206
Number of patients with recurrence	34	41
Median recurrence time (mo)	20.0 (7.0-49.0)	20.0 (3.0-48.0)
Survival
Progression-free survival rate	81.02%	85.67%	0.157
Progression-free survival time	28.91 ± 15.68	28.34 ± 15.13	0.669
Overall survival rate	92.13%	94.45%	0.292
Overall survival time	29.87 ± 15.92	29.41 ± 15.14	0.732

RRH: Robotic radical hysterectomy; LRH: Laparoscopic radical hysterectomy.