control group associated_with pain

Subject: control group
Relation: associated_with
Object: pain
p-value: —

Evidence from: primary | all sources

Evidence (1 sources)

Combined analysis of circulating β-endorphin with gene polymorphisms in OPRM1, CACNAD2 and ABCB1 reveals correlation with pain, opioid sensitivity and opioid-related side effects. (2013) PMID:23402298 cited

Pain ... were measured in both patients and controls using the EORTC-OLQ-30 form

confidence: 0.94