Efficacy of Pulsed Radiofrequency on Cervical 2-3 Posterior Medial Branches in Treating Chronic Migraine: A Randomized, Controlled, and Double-Blind Trial

Table 1

Patients’ demographics and baseline headache data.

Group	Treatment	Sham
Men/women (number of patients)	3/17	4/16
Age (years)	43.5 ± 11.07	43.55 ± 7.82
Headache history (years)	15.25 ± 8.37	18.75 ± 9.98
Baseline VAS	7.75 ± 0.96	7.45 ± 0.88
Baseline headache duration (days/month)	21.05 ± 3.36	19.65 ± 3.66
Baseline MIDAS score	63.05 ± 19.89	63.60 ± 16.59

There was no significant difference between two groups in these data above.