Retrospective Study on Ganglionic and Nerve Block Series as Therapeutic Option for Chronic Pain Patients with Refractory Neuropathic Pain

Table 3

Pain reduction for study subgroups. Absolute NRS reduction did not differ statistically between groups ().

	Number of patients	Mean NRS reduction (SD)	Median NRS reduction (IQR)
Trigeminal neuralgia	38	3.5 (±3.2)	3.5 (0–6.25)	<0.001
Trigeminal postherpetic neuralgia	13	3.6 (±1.8)	3.0 (2–5)	=0.001
PIFP	13	1.6 (±4.3)	0 (0–5)	=0.159