Table 1. Cohort Characteristics.
| Characteristic | No. (%) | |
|---|---|---|
| Patient cohort | Comparison cohort | |
| Participants, No. | 2897 | 28 970 |
| Age at study inclusion, median (IQR), y | 45.7 (11.5-62.0) | 45.7 (11.5-62.0) |
| Male sex | 1646 (56.8) | 16 460 (56.8) |
| Born in Denmark | 2799 (96.6) | 27 055 (93.4) |
| Charlson comorbidity index score >0 | 457 (15.8) | 4994 (17.2) |
| Psychiatric diagnosis at study inclusion | ||
| All psychiatric diseasesa | 112 (3.9) | 1223 (4.2) |
| Mental and behavioral disorder owing to psychoactive substance useb | 24 (0.8) | 280 (1.0) |
| Schizophreniac | 16 (0.6) | 104 (0.4) |
| Mood affective disorderd | 53 (1.8) | 384 (1.3) |
| Anxietye | 19 (0.7) | 105 (0.4) |
| Obsessive-compulsive disorderf | 12 (0.4) | 12 (0.04) |
| Reaction to severe stress and adjustment disorderg | 30 (1.0) | 308 (1.1) |
Abbreviations: ICD-10-CM, International Classification of Diseases Tenth Revision, Clinical Modification; IQR, interquartile range.
a
Includes ICD-10-CM codes F00-F99.
b
Includes ICD-10-CM codes F10 to F19.
c
Includes ICD-10-CM code F20.
d
Includes ICD-10-CM codes F30 to F39.
e
Includes ICD-10-CM code F41.
f
Includes ICD-10-CM code F42.
g
Includes ICD-10-CM code F43.