| Patients | Controls | P Value | ||||
---|---|---|---|---|---|---|---|
 | TCP | FCPD | Total |  | TCP vs. FCPD | TCP vs. controls | FCPD vs. controls |
n | 91 | 80 | 171 | 99 | - | - | - |
Allele frequency | Â | Â | Â | Â | Â | Â | Â |
   I | 0.56 | 0.52 | 0.54 | 0.53 | 0.57 | 0.67 | 0.89 |
   D | 0.44 | 0.48 | 0.46 | 0.47 |  |  |  |
Genotype frequency based on the presence or absence of the mutant allele | Â | Â | Â | Â | Â | Â | Â |
   II | 0.33 (30) | 0.24 (19) | 0.29 (49) | 0.26 (26) | 0.16 | 0.28 | 0.74 |
   ID + DD | 0.67 (61) | 0.76 (61) | 0.71 (122) | 0.74 (73) |  |  |  |