Table 4.
AUC values and confidence intervals in the whole sample and adolescents under 15 years for Case vs CC groups and PRS vs CC groups
| Study Sample, n=150 | Patients under 15 years of age, n=68 | |||||||
|---|---|---|---|---|---|---|---|---|
| Case vs CC | PRS vs CC | Case vs CC | PRS vs CC | |||||
| SOPS item | AUC | CI | AUC | CI | AUC | CI | AUC | CI |
| P1. Unusual thought content/delusional ideas | 0.844 | 0.782–0.907 | 0.808 | 0.733–0.883 | 0.823 | 0.721–0.925 | 0.811 | 0.703–0.918 |
| P2. Suspiciousness/persecutory ideas | 0.849 | 0.786–0.912 | 0.826 | 0.753–0.899 | 0.818 | 0.712–0.924 | 0.804 | 0.692–0.916 |
| P3. Grandiosity | 0.671 | 0.585–0.757 | 0.641 | 0.543–0739 | 0.672 | 0.537–0.808 | 0.673 | 0.533–0.812 |
| P4. Perceptual abnormalities/hallucinations | 0.809 | 0.739–0.879 | 0.787 | 0.706–0.867 | 0.777 | 0.661–0.892 | 0.762 | 0.641–0.883 |
| P5. Disorganized communication | 0.718 | 0.636–0.799 | 0.687 | 0.594–0.779 | 0.671 | 0.537–0.805 | 0.700 | 0.566–0.834 |
| N1. Social anhedonia | 0.740 | 0.660–0.819 | 0.704 | 0.613–0.794 | 0.626 | 0.490–0.761 | 0.623 | 0.484–0.762 |
| N2. Avolition | 0.818 | 0.751–0.884 | 0.802 | 0.727–0.878 | 0.737 | 0.615–0.859 | 0.724 | 0.597–0.851 |
| N3. Expression of emotion | 0.781 | 0.707–0.856 | 0.746 | 0.661–0.831 | 0.688 | 0.560–0.816 | 0.670 | 0.536–0.803 |
| N4. Experience of emotions and self | 0.771 | 0.695–0.846 | 0.762 | 0.680–0.845 | 0.735 | 0.613–0.859 | 0.717 | 0.589–0.846 |
| N5. Ideational richness | 0.705 | 0.621–0.789 | 0.657 | 0.563–0.751 | 0.606 | 0.470–0.743 | 0.598 | 0.458–0.739 |
| N6. Occupational functioning | 0.754 | 0.678–0.831 | 0.693 | 0.603–0.783 | 0.612 | 0.474–0.750 | 0.589 | 0.447–0.731 |
| D1. Odd behavior or appearance | 0.773 | 0.699–0.848 | 0.723 | 0.633–0.812 | 0.722 | 0.598–0.846 | 0.724 | 0.596–0.852 |
| D2. Bizarre thinking | 0.800 | 0.728–0.871 | 0.777 | 0.694–0.859 | 0.828 | 0.721–0.935 | 0.838 | 0.731–0.945 |
| D3. Trouble with focus and attention | 0.683 | 0.599–0.767 | 0.646 | 0.553–0.740 | 0.582 | 0.446–0.717 | 0.597 | 0.460–0.734 |
| D4. Personal hygiene | 0.764 | 0.688–0.840 | 0.716 | 0.625–0.806 | 0.673 | 0.543–0.804 | 0.673 | 0.538–0.808 |
| G1. Sleep disturbance | 0.788 | 0.715–0.861 | 0.770 | 0.688–0.852 | 0.735 | 0.615–0.855 | 0.736 | 0.613–0.858 |
| G2. Dysphoric mood | 0.773 | 0.697–0.848 | 0.767 | 0.685–0.848 | 0.718 | 0.594–0.842 | 0.697 | 0.568–0.826 |
| G3. Motor disturbances | 0.697 | 0.612–0.781 | 0.679 | 0.585–0.773 | 0.735 | 0.610–0.859 | 0.749 | 0.623–0.875 |
| G4. Impaired tolerance to normal stress | 0.763 | 0.686–0.839 | 0.739 | 0.653–0.824 | 0.715 | 0.595–0.836 | 0.705 | 0.581–0.829 |
AUC, area under curve; CC, clinical controls; PRS, psychosis risk syndrome; PS, psychotic syndrome, SOPS, the scale of prodromal symptoms.