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Table 3 Summary of Study Outcomes

From: Interrelations between migraine-like headache and persistent post-traumatic headache attributed to mild traumatic brain injury: a prospective diary study

  Persistent PTH (n = 64)
Headache Frequency during the 4-Week Diary Period, mean (SD)
 Headache days of any intensity 26.3 (2.9)
 Headache days of moderate to severe intensity 19.7 (6.6)
Monthly Headache Days, No. of subjects (%)
 Monthly headache days of any intensity were exclusively migraine-like days 24 (38)
 At least 75% of monthly headache days of any intensity were migraine-like days 35 (55)
 Monthly headache days of any intensity were exclusively TTH-like days 8 (13)
 At least 75% of monthly headache days of any intensity were TTH-like days 16 (25)
Monthly Headache Days of Moderate to Severe Intensity, No. of subjects (%)
 Monthly headache days of moderate to severe intensity were exclusively migraine-like days 35 (55)
 At least 75% of monthly headache days of moderate to severe intensity were migraine-like days 39 (61)
 Monthly headache days of moderate to severe intensity were exclusively TTH-like days 8 (13)
 At least 75% of monthly headache days of moderate to severe intensity were TTH-like days 15 (23)