nearly significantp = 0.050
es aged 60 to 69, there was a significant negative correlation (rho = -0.345, p = 0.031) between P300 latency and DHEA levels; (4) in females aged 50 to 59, IGFBP-3 was significantly (rho = -0.239, p = 0.040) negatively associated with prolonged P300 latency; (5) In females aged 40 to 69, there was nearly significant (rho = -0.170, p = 0.050) negative correlation between DHEA levels and P300 latency.