From: Serum BDNF and suicidal ideation in drug-naïve and drug-treated MDD patients: a case–control study
Variables | BDNF | HDRS | BSS | |||
---|---|---|---|---|---|---|
r | P | r | P | r | P | |
Age | 0.27 | 0.04(S) | −0.48 | ˂0.001(HS) | −0.08 | 0.6 |
Education level | −0.16 | 0.2 | 0.31 | 0.02(S) | −0.15 | 0.3 |
Age of onset | −0.27 | 0.04(S) | −0.06 | 0.7 | −0.05 | 0.7 |
Disease duration | 0.27 | 0.04(S) | −0.34 | 0.01(S) | −0.02 | 0.9 |
Duration of current episode | 0.27 | 0.04(S) | −0.19 | 0.2 | −0.14 | 0.3 |
Number of previous episodes | 0.32 | 0.01(S) | 0.03 | 0.8 | 0.10 | 0.5 |