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Table 4 Headache impact test-6 (HIT-6) headache disability categories at baseline and HIT-6 changes after daily single-pulse transcranial magnetic stimulation treatment for all patients at month 3 and for those who continued using the treatment at month 12

From: Single-Pulse Transcranial Magnetic Stimulation for the preventive treatment of difficult-to-treat migraine: a 12-month prospective analysis

 

Baseline (N = 153)

N (%)

Month 3 (N = 93)

N (%)

Month 12 (N = 69)

N (%)

Severe impact (60–78)

142 (93.0%)

59 (63.4%)

43 (63.0%)

Substantial impact (56–59)

4 (2.8%)

15 (16.1%)

9 (13.0%)

Some impact (50–55)

5 (3.5%)

15 (16.1%)

13 (18.5%)

Little or no impact (< 48)

1 (0.7%)

4 (4.3%)

4 (5.5%)