From: Description of recurrent headaches in 7–14-year-old children: Baseline data from a randomized clinical trial on effectiveness of chiropractic spinal manipulation in children with recurrent headaches
Nausea
Vomit
Light sensitivity
Sound sensitivity
43.2
p < 0.001
2.3
p = 0.001
6.4
2.4
1.8
p = 0.06
4.3