Table 1 Allele frequencies of the CTG repeat in controls and schizophrenic patients, including subtypes, course specifiers and positive family history, and results of Fisher's exact test and Monte Carlo method
| Â | Â | Â | Â | Â | Â | Fisher's test | Monte Carlo |
|---|---|---|---|---|---|---|---|
Subjects (n) | Alleles (%) | 6R vs 9-13R | method | ||||
| Â | 6R | 9R | 10R | 11R | 13R | P value | P value |
Controls (100) | 38 (19.0) | 72 (36.0) | 78 (39.0) | 12 (6.0) | 0 (0.0) | 0.7095 | 0.9547 |
Schizophrenic patients (102) | 42 (20.6) | 67 (32.8) | 80 (39.2) | 14 (6.9) | 1 (0.5) | 0.7095 | 0.9547 |
   Subtypes |  |  |  |  |  |  |  |
Paranoid (22) | 10 (22.7) | 13 (29.5) | 17 (38.6) | 4 (9.1) | 0 (0.0) | 0.5378 | 0.7538 |
Disorganized (38) | 21 (27.6) | 27 (35.5) | 23 (30.3) | 4 (5.3) | 1 (1.3) | 0.1392 | 0.3808 |
Residual (29) | 8 (13.8) | 18 (31.0) | 28 (48.3) | 4 (6.9) | 0 (0.0) | 0.4386 | 0.6666 |
Others (13) | 3 (11.5) | 9 (34.6) | 12 (46.1) | 2 (7.7) | 0 (0.0) | 0.4304 | 0.7869 |
   Course |  |  |  |  |  |  |  |
Episodic (64) | 24 (1 8.8) | 48 (37.5) | 45 (35.2) | 10 (7.8) | 1 (0.8) | 1.0000 | 0.9207 |
Continuous (31) | 15 (24.2) | 15 (24.2) | 28 (45.2) | 4 (6.5) | 0 (0.0) | 0.3709 | 0.4709 |
Others (7) | 3 (21.4) | 4 (28.6) | 7 (50.0) | 0 (0.0) | 0 (0.0) | 0.7346 | 0.8137 |
Prominent negative symptoms (42) | 17 (20.2) | 26 (31.0) | 34 (40.5) | 6 (7.1) | 1 (1.2) | 0.8696 | 0.8388 |
   Positive family history (46) | 19 (20.7) | 31 (33.7) | 34 (37.0) | 7 (7.6) | 1 (1.1) | 0.7522 | 0.9002 |