Table 1. Demographic and clinical characteristics of patients with painful radiculopathy (RAD).

Entity	Painful radiculopathy
Patients (n, %)	2094 (100.0)
Male (n, %)	872 (41.6)
Female (n, %)	1222 (58.4)
Age (years)* total	59.4±14.4/50; 70
Height (cm)** males	177.0±8.2
females	164.5±7.0
Weight (kg)** males	88.2±16.0
females	75.3±16.4
BMI (kg/m2)** males	28.2±5.0
females	27.9±6.7
PHQ-9 score, depression
None (0–4)	22.8%
Mild (5–9)	35.2%
Moderate (10–19)	37.2%
Severe (20–27)	4.8%
Panic/anxiety disorder present	4.6%
MOS sleep scale
Sleep disturbances [0;100]	44.5±25.2
Optimal sleep	37.1%
Somnolence [0;100]	39.8±21.8
Sleep quantity (hours)	6.1±1.6
Sleep adequacy [0;100]	51.3±28.0

*mean ± standard deviation. BMI, body mass index; P25/P75, 25% and 75% percentiles;

n.s., not significant.

**mean ± standard deviation.