Evaluation of pain during endovenous laser ablation of the great saphenous vein with ultrasound-guided femoral nerve block

Figures & data

Table 1 Demographic and side of EVLA data for both groups (with or without femoral nerve nlock [FNB])

Characteristics	Group I (without FNB)		Group II (with FNB)		P value*
	N	%	N	%
Gender
Male	6	27.3	14	36.8	0.57
Female	16	72.7	24	63.2
Diabetes
No	20	90.9	33	86.8	1.00
Yes	2	9.1	5	13.2
Hypertension
No	21	95.5	37	97.4	1.00
Yes	1	4.5	1	2.6
Hyperlipidemia
No	19	86.4	32	84.2	1.00
Yes	3	13.6	6	15.8
Smoking
No	16	72.7	24	63.2	0.57
Yes	6	27.3	14	36.8
Heart disease
No	21	95.5	38	100.0	0.37
Yes	1	4.5	0	0.0
Right leg
No	13	59.1	18	47.4	0.43
Yes	9	40.9	20	52.6
Left leg
No	7	31.8	20	52.6	0.18
Yes	15	68.2	18	47.4

Note:

* Fisher’s exact test.

Table 2 Comparison of both groups (with and without FNB) in GSV length, procedure time, and pain score (VAS)

Variable	Group I (without FNB)		Group II (with FNB)		P value
	Mean	SD	Mean	SD
GSV length	23.3	4.3	24.0	4.3	0.559
Procedure duration (minutes)	38.2	6.9	41.9	6.0	0.034
Pain score (VAS)	7.95	0.79	1.08	0.71	< 0.001

Abbreviations: FNB, femoral nerve block; GSV, great saphenous vein; VAS, visual analog scale.