Research Article
MTHFR Gene Polymorphism and Age of Onset of Schizophrenia and Bipolar Disorder
Table 4
Regression analysis for age of onset and allele frequency.
| Diagnosis | Model |
Unstandardized coefficients | Standardized coefficients | | | | B | Std. Error | Beta |
| Schizophrenia | 1 | (Constant) | 11.628 | 1.451 | | 1.015 | 0.312 | C | 8.333 | 1.349 | 0.029 | 1.179 | 0.240 | T | 3.038 | 1.055 | 0.147 | 1.880 | 0.061 |
| Bipolar disorder | 1 | (Constant) | 24.360 | 1.782 | | 13.666 | 0.000 | C |
−0.708 | 1.589 | −0.034 | −0.446 | 0.656 | T | −5.138 | 1.229 | −0.317 | −4.181 | 0.000 |
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(a) Dependent variable: age of onset.
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