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Table 3 The correlation between the different brain regions in sALFF and the VAS, duration among different times after triggering the pain in patients with CTN

From: Amplitude of low-frequency fluctuation after a single-trigger pain in patients with classical trigeminal neuralgia

Brain region Side Duration VAS
baseline triggering-5 s triggering-30 min baseline triggering-5 s triggering-30 min
r P r P r P r P r P r P
Superior temporal gyrus L 0.266 0.068 0.253 0.083 0.147 0.319 0.106 0.474 0.251 0.085 -0.019 0.898
Middle temporal gyrus R -0.281 0.053 -0.134 0.364 -0.099 0.505 0.095 0.520 0.102 0.489 0.204 0.164
Middle occipital gyrus L 0.246 0.091 0.078 0.600 0.176 0.232 -0.157 0.286 -0.168 0.254 -0.265 0.069
Thalamus R -0.065 0.660 -0.142 0.337 -0.225 0.124 -0.243 0.096 -0.216 0.141 -0.227 0.120
Middle occipital gyrus R 0.159 0.280 0.108 0.464 0.183 0.214 -0.206 0.160 -0.226 0.123 -0.196 0.183
cuneus R 0.157 0.286 0.001 0.996 0.036 0.808 -0.358 0.013 -0.283 0.051 -0.210 0.152
Posterior cingulate cortex L -0.014 0.925 -0.064 0.668 -0.011 0.943 -0.356 0.013 -0.593 0.000 -0.424 0.003
Superior frontal gyrus L -0.060 0.686 0.004 0.976 0.031 0.836 0.405 0.004 0.192 0.192 0.231 0.114
Superior frontal gyrus R -0.223 0.127 -0.132 0.372 -0.105 0.477 0.320 0.027 0.182 0.216 0.215 0.142
  1. sALFF Static amplitude of low-frequency fluctuation, VAS Visual Analogue Scale, CTN Classical trigeminal neuralgia, L Left, R Right