Table 1.
Demographical and Clinical Characteristics of Participants
| CHR Group (N = 101) | CHR Negative (N = 215) | OVS (N = 27) | Controls (N = 38) | Statisticsa | |
|---|---|---|---|---|---|
| Mean age (y) | 22.03 (4.0) | 22.71 (4.6) | 19.81 (2.1) | 23.07 | .05 (CHR vs OVS) |
| Gender (male/female) | 24/77 | 69/146 | 5/22 | 16/26 | .05 (CHR vs OVS) |
| Education (y) | 15.74 (2.9) | 15.74 (3.1) | 14.56 (2.3) | 16.63 (2.8) | .05 (CT vs OVS) |
| CHR category | |||||
| SPI-A | 71 | ||||
| CAARMS | 73 | ||||
| SPI-A/CAARMS | 43 | ||||
| BACS datab | |||||
| Verbal memory | 50.84 (11.0) | 50.42 (8.9) | .83 | ||
| Digit sequencing | 20.72 (4.0) | 20.66 (2.7) | .93 | ||
| Token motor task | 67.83 (14.1) | 79.03 (12.9) | .01 | ||
| Verbal fluency | 57.06 (13.9) | 59.45 (14.6) | .39 | ||
| Symbol coding | 67.78 (13.3) | 74.42 (9.8) | .05 | ||
| Tower of London | 18.21 (2.4) | 18.37 (1.9) | .72 | ||
| Total score | 283.34 (36.0) | 302.34 (25.9) | .05 | ||
| GAF | 61.06 (12.1) | 75.32 (11.3) | 76.75 (8.3) | 88.68 (5.3) | .00 (CT vs CHR+, CT vs CHR−, CT vs OVS, OVS vs CHR+, OVS vs CHR−, CHR vs CHR+ |
| Role/social functioning | |||||
| Role current | 7.60 (1.1) | 8.63 (0.7) | .01 | ||
| Social current | 7.77 (0.9) | 8.89 (0.4) | .01 | ||
| Premorbid adjustment | |||||
| Childhood | 1.02 (0.9) | 0.36 (0.6) | .01 | ||
| Early adolescence | 1.13 (0.8) | 0.49 (0.6) | .01 | ||
| Late adolescence | 1.04 (0.7) | 0.69 (0.9) | .01 | ||
aAll statistical comparisons were carried out with a one-way ANOVA except for differences in gender where a chi-squared test was applied. Standard deviations are in brackets where appropriate.
bBACS data was only available from n = 87 CHR participants.