Table 3.

The Demographic Data and Baseline Characteristics of GPN Patients

Characteristics	Mean±SD, N(%) or Median (IQR)
No. of patients	30
Age (years, mean±SD)	62.2±12.6
Age at onset (years, mean±SD)	55.1±16.2
Duration of disease [months, Median (IQR)]	60 (24.0–96.0)
Follow-up duration [months, Median (IQR)]	42.5 (24,61.5)
Sex (male, %)	11 (36.7%)
Laterality (right, %)	12 (40.0%)
Symptomatic site	n (%)
Tongue, pharynx, or larynx	22 (73.3%)
Auricular pain	3 (10%)
Beneath the angle of the lower jaw	12 (40.0%)
Prior carbamazepine consumption (mg, mean±SD)	473.3±152.9
Preoperative numeric rating scale [0–10, Median (IQR)]	7 (6–8)