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Table 10 Association between insulin-like growth factor 1 (IGF-1) expression levels and Alzheimer’s disease (AD) in brain donors with a history of traumatic brain injury (TBI)

From: The functional roles of IGF-1 variants in the susceptibility and clinical outcomes of mild traumatic brain injury

Brain regionAlzheimer’s diseaseNo Dementiap-value
SamplesMeanSDSamplesMeanSD
Parietal white matter (FWM)130.7020.172200.7220.2270.776
Parietal cortex (PCx)130.9690.143191.1200.2030.019*
Temporal cortex (TCx)141.0440.248211.1020.2040.480
Hippocampus (HIP)121.1960.206211.4750.3590.008**
  1. SD Standard deviation. *indicates p < 0.05, **indicates p < 0.01