Table 1.
Demographic information and relevant measures at baseline (N = 141).
| All (N = 141) | Non-suicidal (N = 89, 37%) | Suicidal (N = 52, 63%) | P-values |
|
| Number/Total number (percentage) |
||||
| Women | 49/141 (35%) | 27/89 (30%) | 22/52 (42%) | 0.199 |
| Men | 92/141 (65%) | 62/89 (70%) | 30/52 (58%) | 0.199 |
| F20: Schizophrenia | 81/141 (57%) | 49/89 (55%) | 32/52 (62%) | 0.484 |
| F21: Schizotypal disorder | 2/141 (1%) | 1/89 (1%) | 1/52 (2%) | 1 |
| F22: Persistent delusional disorders | 21/141 (15%) | 15/89 (17%) | 6/52 (12%) | 0.218 |
| F23: Acute and transient psychotic disorders | 18/141 (13%) | 12/89 (13%) | 6/52 (12%) | 0.26 |
| F25: Schizoaffective disorders | 10/141 (7%) | 6/89 (7%) | 4/52 (8%) | 0.373 |
| F28: Other non-organic psychoses | 1/141 (1%) | 0/89 (0%) | 1/52 (2%) | 1 |
| F29: Unspecified non-organic psychosis | 8/141 (6%) | 6/89 (7%) | 2/52 (4%) | 0.373 |
| Immune diseasesa | 8/141 (6%) | 4/89 (4%) | 4/52 (8%) | 0.467 |
| Smoking | 72/141 (51%) | 41/89 (46%) | 31/52 (60%) | 0.067 |
| Alcohol non-use/without function loss | 123/141 (87%) | 77/89 (87%) | 46/52 (88%) | 0.8 |
| Alcohol misuse or dependence | 14/141 (10%) | 9/89 (10%) | 5/52 (10%) | 1 |
| Drug non-use/without function loss | 108/141 (77%) | 67/89 (75%) | 41/52 (79%) | 0.684 |
| Drug misuse or dependenceb | 29/141 (21%) | 19/89 (21%) | 10/52 (19%) | 0.832 |
| Cannabis | 46/141 (33%) | 29/89 (33%) | 17/52 (33%) | 1 |
| Antipsychotic naivety at inclusion |
56/141 (40%) |
35/89 (39%) |
21/52 (40%) |
1 |
| Mean (SD) |
||||
| Age | 31.9 (12.8) | 32.6 (13.2) | 30.5 (12.1) | 0.332 |
| Age at psychosis onset | 24.7 (9.1) | 25.2 (9.1) | 24 (9.1) | 0.5 |
| PANSS total score | 75.9 (15) | 72.9 (16.2) | 81.3 (11) | <0.001 |
| PANSS positive score | 20.6 (4.5) | 20.3 (4.9) | 21.2 (3.9) | 0.247 |
| PANSS negative score | 17.1 (5.7) | 16.8 (6) | 17.7 (5.2) | 0.326 |
| PANSS general score | 38.2 (8.4) | 35.8 (8.4) | 42.4 (6.7) | <0.001 |
| CDSS score (state of depression) | 6.5 (5.1) | 4.4 (4.3) | 10.2 (4.4) | <0.001 |
| BMI (kg/m2) | 25.4 (5.9) | 24.9 (6.1) | 26.2 (5.6) | 0.256 |
| CRP (mg/L) | 2.2 (4) | 1.7 (2.8) | 3.1 (5.5) | 0.108 |
Note.
a
Immune diseases (n): coeliac disease (1), Crohn's disease (1), psoriasis (3), unknown autoimmune disease (3).
b
Drug misuse/dependence, mainly cannabis use (Skrede, 2021). Body mass index (BMI). Calgary Depression Scale for Schizophrenia (CDSS). C-reactive protein (CRP). Positive and Negative Syndrome Scale (PANSS).