showed a trendp = 0.049
In the PSP-subcortical group, sTREM2 showed a trend toward association with third ventricular enlargement ( r = − 0.46, adjusted p = 0.049, corrected p = 0.20), and GFAP exhibited a trend toward association with pallidal atrophy ( r = − 0.57, adjusted p = 0.011, corrected p = 0.122).