Perineural Invasion Should Be Regarded as an Intermediate-Risk Factor for Recurrence in Surgically Treated Cervical Cancer: A Propensity Score Matching Study

Table 2

Postoperative characteristics and adjuvant therapy.

Parameters		PNI (+),	PNI (-),
LVSI	Yes	54 (33.3%)	51 (31.5%)	0.72
	No	108 (66.7%)	111 (68.5%)
Ovarian invasion	Yes	8 (5.0%)	3 (1.9%)	0.30
	No	137 (84.6%)	143 (88.3%)
	Ovary Preserved	17 (10.4%)	16 (9.8%)
The lower segment of uterine invasion	Yes	38 (23.5%)	26 (16.1%)	0.09
	No	124 (76.5%)	136 (83.9%)
Deep stromal of cervical canal invasion	Yes	107 (66.1%)	64 (39.5%)	0.01
	No	55 (33.9%)	98 (60.5%)
Deep stromal of outer cervix invasion	Yes	147 (90.7%)	99 (61.1%)	0.01
	No	15 (9.3%)	63 (38.9%)
Tunica adventitia of cervix invasion	Yes	73 (45.1%)	17 (10.5%)	0.01
	No	89 (54.9%)	145 (89.5%)
Lymph node invasion	Yes	57 (35.2%)	28 (17.3%)	0.01
	No	105 (64.8%)	134 (82.7%)
Positive margin	Yes	60 (37.0%)	24 (14.8%)	0.01
	No	102 (63.0%)	138 (85.2%)
Postoperative adjuvant therapy	Radiation with or without chemotherapy	130 (80.2%)	112 (69.1%)	0.03
	Chemotherapy Alone	17 (10.5%)	26 (16.1)
	Observation	15 (9.3%)	24 (14.8%)

LVSI: lymphovascular space invasion.