Table 2 The main comorbid conditions and the duration of the main diagnosis
From: A case series of 223 patients with depersonalization-derealization syndrome
DDS n = 223 | Only Depressed Group n = 1129 | Test | |
|---|---|---|---|
Depressive disorder (F32.-, F33.-, F34.-) | 84.8 % (189) | n.a. | |
Anxiety disorder (F40.-, F41.-) | 42.6 % (95) | 30.5 % (344) | χ 2 = 12.5, p < 0.0001 |
Somatoforme disorder (F45.-) | 2.7 % (6) | 21.5 % (243) | χ 2 = 44.0, p < 0.0001 |
Obsessive compulsive disorder (F42.-) | 3.1 % (7) | 2.9 % (33) | χ 2 = 0.03, p = 0.862 |
Post traumatic stress disorder (PTSD, F43.1) | 0.9 % (2) | 6.4 % (72) | χ 2 = 10.8, p = 0.001 |
Dissociative disorder (F44.-) | 1.8 % (4) | 3.1 % (35) | χ 2 = 1.1, p = 0.287 |
Eating disorder (F50.-) | 0.4 %(1) | 6.8 % (77) | |
Disorders due to psychoactive substance use (F1x.-) | 4.9 % (11) | 7.4 % (83) | χ 2 = 1.7, p = 0.194 |
Age of onset of main diagnosis | 22.9 ± 9.7 | 35.1 ± 13.4 | T = 14.72, p < 0.0001 |
Years since onset of main diagnosis | 7.6 ± 7.0 | 4.6 ± 6.7 | T = 5.61, p < 0.0001 |