Table 2 Analysis of the effect of paternal age on cases (n = 220) and controls (n = 220)
From: Advanced paternal age is a risk factor for schizophrenia in Iranians
| Â | Â | Estimate | Standard error | Wald | Degrees of freedom | Significance | 95% CI | |
|---|---|---|---|---|---|---|---|---|
| Â | Â | Â | Â | Â | Â | Â | Lower bound | Upper bound |
Family history | 0.458 | 0.268 | 2.921 | 1 | 0.087 | 0.387 | 1.702 | |
Birth rank | 01 sFebruary | 0.281 | 0.355 | 0.626 | 1 | 0.429 | 0.984 | 0.984 |
| Â | 3.3+ | 0.286 | 0.317 | 0.817 | 1 | 366 | 0.415 | 0.415 |
Paternal age | 32+ | 1.425 | 0.39 | 13.336 | 1 | 0 | 0.334 | 0.334 |
Maternal age | 32+ | -0.258 | 0.421 | 0.376 | 1 | 0.54 | 2.189 | 2.189 |