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Table 5 Correlation between neurokinin A serum level and clinical parameters of migraine pre-TMS

From: Repetitive transcranial magnetic stimulation as a prophylactic treatment in migraine

  Neurokinin A serum level pre-TMS
R P value
No. of headache attacks (days per month) pre-TMS 0.818 < 0.001
Duration of individual attack (hours) pre-TMS 0.424 0.006
No. of pills (per month) pre-TMS 0.389 0.013
Pain intensity (on scale from 0 to 10) pre-TMS 0.421 0.007
MIDAS score pre-TMS 0.329 0.038
  1. P value > 0.05, non-significant (NS); P value < 0.05, significant (S); P value < 0.01, highly significant (HS)
  2. Pearson’s correlation coefficient test