Research Article

Detecting Migraine in Patients with Mild Traumatic Brain Injury Using Three Different Headache Measures

Table 2

Comparison of headache symptoms in migraine and no migraine groups on the Nine-Item Screener.

ItemOverall (%)Migraine (%)No migraine (%)Chi-square test value

Q148.870.030.46.70.010
Q267.490.047.88.67.003
Q381.410065.28.55.003
Q469.880.060.91.86.173
Q542.960.027.34.58.032
Q644.270.021.710.10.001
Q776.795.060.96.98.008
Q883.710069.67.27.008
Q962.895.034.816.60<.001

Chi-square tests demonstrated that migraine patients had significantly more symptoms and lower functioning than the no migraine group on all questions except number four.
< .05.
< .01.
< .001.