Table 3.
Mixture Model Results
| DV | High-risk Class | Low-risk Class |
|---|---|---|
| Poisson mean | ||
| Male | 11.0 (9.6, 12.7) | 1.9 (1.5, 2.3) |
| Female | 8.4 (7.1, 10.0) | 1.4 (1.1, 1.8) |
| Rate of zero-inflation | — | 33.1% (25.9%, 41.2%) |
| Probability of belonging to high-risk class | ||
| NC | 10.0% (6.0%, 16.3%) | |
| RelBP | 4.3% (0.7%, 22.8%) | |
| RelSZ | 25.5 (19.5%, 32.7%) | |
| CT | High-risk class | Low-risk class |
| Poisson mean | 4.7 (3.7, 6.0) | 1.2 (0.7, 2.0) |
| Rate of zero-inflation | — | 44.7% (34.7%, 44.9%) |
| Probability of belonging to high-risk class | ||
| NC | 20.3% (11.3%, 33.5%) | |
| RelBP | (same as NC) | |
| RelSZ | (same as NC) | |
Note: DV, deviant verbalizations; CT, combinatory thinking; RelSZ, relatives of schizophrenia patients; NC, nonpsychiatric control; RelBP, relatives of bipolar disorder patients.