Table 2. Rates of Axis I diagnoses during follow-up in young people at ultrahigh risk for psychosis at baseline.
| Diagnosis |
Entire sample (N=69) |
Omega-3 group (N=34) |
Placebo group (N=35) |
|||
|---|---|---|---|---|---|---|
| N | % | N | % | N | % | |
| Any disorder | 47 | 68.1 | 18 | 52.9 | 29 | 82.9 |
| Psychotic disorder | 20 | 29.0 | 4 | 11.8 | 16 | 45.7 |
| Schizophrenia, paranoid type | 11 | 15.9 | 2 | 5.9 | 9 | 25.7 |
| Schizophreniform disorder | 2 | 2.9 | 1 | 2.9 | 1 | 2.9 |
| Schizoaffective disorder | 4 | 5.8 | 1 | 2.9 | 3 | 8.6 |
| Psychosis NOS | 2 | 2.9 | 0 | 0.0 | 2 | 5.7 |
| Bipolar I disorder with psychotic features | 1 | 1.4 | 0 | 0.0 | 1 | 2.9 |
| Mood disorder | 26 | 37.7 | 13 | 38.2 | 13 | 37.1 |
| Major depressive disorder | 24 | 34.8 | 12 | 35.3 | 12 | 34.3 |
| Bipolar II disorder | 2 | 2.9 | 1 | 2.9 | 1 | 2.9 |
| Anxiety disorder | 19 | 27.5 | 9 | 26.5 | 10 | 28.6 |
| Anxiety disorder with agoraphobia | 2 | 2.9 | 1 | 2.9 | 1 | 2.9 |
| Anxiety disorder without agoraphobia | 4 | 5.8 | 1 | 2.9 | 3 | 8.6 |
| Anxiety disorder NOS | 4 | 5.8 | 2 | 5.9 | 2 | 5.7 |
| Social Phobia | 5 | 7.2 | 3 | 8.8 | 2 | 5.7 |
| Obsessive compulsive disorder | 4 | 5.8 | 2 | 5.9 | 2 | 5.7 |
| Substance use disorders | 7 | 10.1 | 2 | 5.9 | 5 | 14.3 |
| Alcohol abuse | 2 | 2.9 | 1 | 2.9 | 1 | 2.9 |
| Alcohol dependence | 1 | 1.4 | 1 | 2.9 | 0 | 0.0 |
| Cannabis abuse | 4 | 5.8 | 0 | 0.0 | 4 | 11.4 |
| Other disorders | 3 | 4.3 | 0 | 0.0 | 3 | 8.6 |
| Bulimia nervosa | 1 | 1.4 | 0 | 0.0 | 1 | 2.9 |
| Eating disorder NOS | 1 | 1.4 | 0 | 0.0 | 1 | 2.9 |
| Somatization disorder | 1 | 1.4 | 0 | 0.0 | 1 | 2.9 |