Table 1.
Demographic data
| Variable | Probands (SCZ) (n = 211) | Siblings (n = 234) | Controls (n = 355) |
|---|---|---|---|
| Diagnostic groups | |||
| Age (years) | 33.7 (9.1) | 35.1 (9.0) | 31.6 (9.5) |
| Sex (M/F) | 168/43 | 68/84 | 139/216 |
| Race # (%) Caucasian | 172 (81.5) | 130 (85.5) | 297 (83.7) |
| Education (years) | 14.0 (2.1) | 15.9 (2.4) | 16.8 (2.4) |
| WAIS-FSIQ | 92.2 (11.4) | 106.0 (11.0) | 106.9 (9.7) |
| GAF | 46.4 (15.6) | 85.9 (6.7) | 86.5 (6.3) |
| Variable | SCZ + Enuresis (n = 45) | SCZ − Enuresis (n = 166) | Group comparison |
|---|---|---|---|
| Probands with and without Enuresis—Neuropsych subset | |||
| Age (years) | 33.2 (9.2) | 33.8 (9.0) | t = 0.43, P = 0.67 |
| Sex (M/F) | 39/6 | 129/37 | χ2 = 1.75, P = 0.19 |
| Race # (%) Caucasian | 38 (84.4) | 134 (80.7) | χ2 = 0.33, P = 0.57 |
| Prodromal age | 17.1 (6.3) | 19.2 (5.6) | t = 2.06, P = 0.04* |
| Age onset illness | 20.3 (4.8) | 21.6 (5.3) | t = 1.39, P = 0.17 |
| Education (years) | 13.7 (2.1) | 14.1 (2.0) | t = 1.21, P = 0.23 |
| GAF | 44.8 (13.9) | 46.8 (16.0) | t = 0.76, P = 0.45 |
| Age offset enuresis | 8.3 (3.3) | – | – |
| Variable | SCZ + Enuresis (n = 16) | SCZ − Enuresis (n = 66) | Group comparison |
|---|---|---|---|
| Probands with and without Enuresis—VBM imaging subset | |||
| Age (years) | 34.7 (11.2) | 33.1 (9.5) | t = −0.60, P = 0.55 |
| Sex (M/F) | 14/2 | 55/11 | Fisher exact, P = 0.51 |
| Race # (%) Caucasian | 14 (87.5) | 53 (80.3) | Fisher exact, P = 0.40 |
| Prodromal age | 17.6 (6.8) | 19.7 (5.4) | t = 1.31, P = 0.20 |
| Age onset illness | 20.9 (6.2) | 21.7 (5.3) | t = 0.53, P = 0.60 |
| Education (years) | 13.6 (2.2) | 14.4 (2.2) | t = 1.44, P = 0.15 |
| GAF | 46.1 (11.8) | 47.7 (15.9) | t = 0.39, P = 0.70 |
| Age offset enuresis | 8.8 (2.6) | – | |
Mean (SD) unless stated otherwise. WAIS-FSIQ = revised Wechsler Adult Intelligence Scale full-scale intelligence quotient; GAF = Global Assessment of Functioning Scale; Prodromal Age = age of onset of prodromal symptoms of SCZ; *P ≤ 0.05.