Supraorbital Nerve Radiofrequency for Severe Neuralgia Caused by Herpes Zoster Ophthalmicus

Table 3

Comparison of the number of patients with allodynia and spontaneous pain.

Parameters	Before intervention	1 day after intervention	30 days after intervention	90 days after intervention	180 days after intervention	360 days after intervention	P
Allodynia, n (%)	29 (94%)	6 (19%)	7 (23%)	10 (32%)	14 (45%)	19 (61%)	<0.001
Spontaneous pain, n (%)	31 (100%)	29 (94%)	28 (90%)	28 (90%)	29 (94%)	29 (94%)	0.407
P	0.472	<0.001	<0.001	<0.001	<0.001	0.002

vs. preoperation. vs. 1 month after the operation.