Endovenous laser treatment vs conventional surgery for great saphenous vein varicosities: A propensity score matching analysis

Table 2 Surgical outcomes and postoperative courses before and after propensity score matching

Characteristics	Before matching				After matching
	EVLT	CS	t/χ2	P value	EVLT	CS	t/χ2	P value
Surgical time	61.73 ± 17.38	70.68 ± 19.71	6.627	0.000	62.21 ± 17.66	70.86 ± 19.63	5.294	0.000
Hospital day	4.57 ± 2.14	6.56 ± 2.84	11.1	0.000	4.52 ± 2.12	6.64 ± 2.95	9.436	0.000
Phlebitis	31	19	0.051	0.822	19	16	0.276	0.600
Local hematoma	18	7	8.712	0.034	4	3	5.348	0.593
Pain	149	68	130.00	0.272	104	51	25.777	0.000
Paresthesia	103	82	2.362	0.124	63	75	1.418	0.234
Wound infection	0	0	-	-	0	0		-
Deep venous thrombosis	0	0	-	-	0	0		-
Recurrence	149	68	8.433	0.004	92	57	11.506	0.001

EVLT: Endovenous laser treatment; CS: Conventional surgery.