Table 3.
Number of autoimmune/autoinflammatory diseases and allergic disorders in NT1, NT2, and control groups
| Variablea | n (%) | ||
|---|---|---|---|
| NT1 (n=56) | NT2 (n=24) | Control (n=222) | |
| Autoimmune and autoinflammatory diseases | |||
| Alopecia areata | 8 (14.3) | 3 (12.5) | 9 (4.1) |
| Psoriasis | 2 (3.6) | 1 (4.2) | 2 (0.9) |
| Autoimmune thyroid disease (Hashimoto) | 3 (5.4) | 2 (8.3) | 2 (0.9) |
| Type 1 diabetes mellitus | 0 (0) | 0 (0) | 2 (0.9) |
| Sjogren’s syndrome | 0 (0) | 0 (0) | 1 (0.5) |
| Ankylosing spondylitis | 0 (0) | 0 (0) | 2 (0.9) |
| Multiple sclerosis | 0 (0) | 0 (0) | 1 (0.5) |
| Systemic lupus erythematosus | 0 (0) | 0 (0) | 1 (0.5) |
| Graves’ disease | 0 (0) | 0 (0) | 1 (0.5) |
| Vitiligo | 0 (0) | 1 (4.2) | 6 (2.7) |
| Celiac disease | 0 (0) | 2 (8.3) | 1 (0.5) |
| Rheumatic fever | 0 (0) | 1 (4.2) | 0 (0) |
| Rheumatoid arthritis | 2 (3.6) | 0 (0) | 0 (0) |
| Allergic disorders | |||
| Drug allergy | 0 (0) | 0 (0) | 3 (1.4) |
| Food allergy | 4 (7.1) | 3 (12.5) | 8 (3.6) |
| Allergic conjunctivitis | 2 (3.6) | 1 (4.2) | 1 (0.5) |
| Skin allergy | 6 (10.7) | 1 (4.2) | 6 (2.7) |
| Asthma | 5 (8.9) | 4 (16.7) | 23 (10.4) |
| Allergic rhinitis | 14 (25) | 8 (33.3) | 17 (7.7) |
| Eczema | 9 (16.1) | 2 (8.3) | 13 (5.9) |
Note: aPatients may have more than one disease.
Abbreviations: NT1, narcolepsy type 1 (with cataplexy); NT2, narcolepsy type 2 (without cataplexy).