Table 4. Comparative Analysis of the Severity of Cataplexy Between the Group of NT1 Patients With ADs/IDs and the Group of NT1 Patients Without ADs/IDs (N = 30).

Severity of cataplexy*	NT1, No. (%)	NT1 + IDs, No. (%)	P
Mild to moderate (1, 2, 3)	21 (72.4%)	3 (10%)	< 0.001
Severe (4, 5)	8 (27.6%)	27 (90%)

*EU-NN: 1: < 1/year; 2: < 1/month; 3: < 1/week; 4: < 1/day; 5: > 1/day.