Table 4.
Mean WURS and ASRS scores with the presence of covariates in the UCL genetics of schizophrenia cohort
| Covariate | N | WURS | ASRS | ||
|---|---|---|---|---|---|
| Mean score | Analyses | Mean score | Analyses | ||
| History of alcohol dependence: Y/N | 101 |
Y: 47.6 (6.8) N: 34.8 (2.4) |
U = 11555.7 P = 0.062 |
Y: 20.7 (1.6) N: 16.4 (0.5) |
U = 11514.6 P = 0.015* |
| History of cannabis dependence: Y/N | 71 |
Y: 41.5 (8.0) N: 37.6 (3.0) |
U = 3022.4 P = 0.48 |
Y: 19.8 (2.4) N: 17.4 (0.7) |
U = 3012.3 P = 0.26 |
| History of any abuse/dependence: Y/N | 106 |
Y: 48.3 (5.5) N: 32.8 (2.3) |
U = 14730.9 P = 0.0048* |
Y: 20.6 (1.3) N: 16.5 (0.5) |
U = 14673.3 P = 0.0043* |
| Education‐A high school graduate: Y/N | 73 |
Y: 35.5 (2.9) N: 46.4 (7.6) |
U = 5091.2 P = 0.14 |
Y: 17.5 (0.7) N: 18.4 (1.8) |
U = 5069.0 P = 0.47 |
WURS, Wender Utah Rating Scale; ASRS, Adult ADHD Self‐Report Scale; Y/N Yes/No; *: Significant at 5% level, statistical comparison utilised the Mann–Whitney U‐test.