In the study there were 5673 participants, 2217 of them had chronic pain and 22% of them had experienced childhood sex abuse of some degree.
Alls voru þátttakendur 5673, af þeim voru 2217 með langvinna verki og rúmlega 22% þeirra höfðu upplifað einhvers konar kynferðislegt ofbeldi í æsku.