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Table 1 Comparison between 4 weeks pre- and 4 weeks post-TMS treatment as regards clinical data of migraine and MIDAS in the patient group

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

  Pre-TMS, no. = 40 Post-TMS, no. = 40 Test value P value
No. of headache attacks (days per month) Median (IQR) 17.00 (16–22.5) 5.00 (2–8) − 5.515ǂ < 0.001
Range 7–27 0–25
Duration of individual attack (hours) Median (IQR) 15.63 (12.5–19.5) 0.25 (0.13–0.53) − 5.484ǂ < 0.001
Range 4.75–42 0–19.50
No. of pills (per month) Median (IQR) 23.00 (15–33) 0.00 (0–1) − 5.345ǂ < 0.001
Range 0–79 0–33
Pain intensity Median (IQR) 7.50 (7.25–7.75) 1.63 (0.5–2.25) − 5.450ǂ < 0.001
Range 5.25–8.75 0–7.75
MIDAS score Median (IQR) 31.00 (22.5–44) 2.00 (0–4.5) − 5.492ǂ < 0.001
Range 6–57 0–50
MIDAS grade I 0 (0.0%) 33 (82.5%) 62.280* < 0.001
II 3 (7.5%) 4 (10.0%)
III 5 (12.5%) 1 (2.5%)
IV 32 (80.0%) 2 (5.0%)
  1. P value > 0.05, non-significant (NS); P value < 0.05, significant (S); P value < 0.001, highly significant (HS)
  2. *Chi-square test
  3. ǂWilcoxon’s rank test