Table 4.
Results (RR and 95% CI) on the association between JTC bias and psychosis risk outcome
| Psychosis risk = 0 (controls) |
Psychosis risk = 1 (siblings) |
Psychosis risk = 2 (patients) |
Difference in RR (patients v. siblings) |
|||
|---|---|---|---|---|---|---|
| Reference group | RR (95% CI) | p | RR (95% CI) | p | χ2 | |
| Reasoning bias: | ||||||
| Unadjusted model | – | 3.78 (3.16–4.51) | <0.001 | 5.42 (4.53–6.50) | <0.001 | χ2 = 18.12, df = 1, p < 0.001 |
| Adjusted modela | – | 4.23 (3.46–5.17) | <0.001 | 5.07 (4.13–6.23) | <0.001 | χ2 = 3.89, df = 1, p = 0.049 |
Note: CI = confidence interval, RR = relative risk ratio.
a
Model adjusted for socio-demographics (age, sex, level of education, cognitive score, country and being a member of the same family).