Table 2. Association between BDNF and Key Baseline Characteristics.
| Univariate Analysis |
Multivariable Analysis1 |
|||||
|---|---|---|---|---|---|---|
| Variables | β Estimate | Standard Error | P-value | β Estimate | Standard Error | P-value |
| Group | ||||||
| Suicide attempt | −0.56 | 1.09 | 0.611 | 0.28 | 1.20 | 0.818 |
| Psychiatric control | −0.89 | 1.04 | 0.391 | −0.82 | 1.10 | 0.455 |
| Community control | 0 (ref.) | – | – | 0 (ref.) | – | – |
| Age (years) | −0.02 | 0.03 | 0.388 | −0.02 | 0.03 | 0.578 |
| Sex (female) | 1.29 | 0.87 | 0.138 | 1.51 | 0.89 | 0.090 |
| Currently smoking (yes) | 1.08 | 0.97 | 0.268 | 1.43 | 1.02 | 0.163 |
| Body mass index (kg/m2) | −0.03 | 0.05 | 0.613 | −0.01 | 0.05 | 0.864 |
| Taking antidepressant (yes) | −2.06 | 0.92 | 0.026* | −2.50 | 0.99 | 0.012* |
1Adjusted R-squared: 0.022. P-value: 0.09. N = 250.