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1. Department of Psychology, University of Saskatchewan, Saskatoon, Canada.
2. Department of Mathematics, University of Ottawa, Ottawa, Canada.
Table 1. Summary of Analysis of Variance for HHPO and
HHPO-free Schizophrenic Patients with Three Test-times
| Source | SS | df | MS | F |
| A: HHPO/HHPO-free | 0.02940 | 1 | 0.02940 | 12.250* |
| Error (a) | 0.01920 | 8 | 0.00240 |
| B: Test-time | 0.05687 | 2 | 0.02844 | 27.233** |
| A x B | 0.01447 | 2 | 0.00723 | 6.927* |
| Error (b) | 0.01671 | 16 | 0.00104 |
| Total | 0.13665 | 29 |
* p < .01; ** p < .001
no figure