From: Memory of pain in adults: a protocol for systematic review and meta-analysis
Item | Inclusion criteria | Exclusion criteria |
---|---|---|
P | - Studies on adult humans - Patients with chronic or acute pain and pain-free healthy volunteers | - Studies including children - Studies on animals |
I | - N/A | - Clinical trials without control group (no intervention group) |
C | - Original pain rating (experienced pain intensity and/or pain unpleasantness) | - N/A |
O | - Pain rating after delay, i.e. representing memory of pain - The assessment should be performed on a scale (e.g., VAS, NRS, VRS) that gives a numeric, countable outcome | - Studies in which different dimensions of experienced and recalled pain were assessed - Studies in which experienced and recalled pain were assessed on different scales/tools |
S | - N/A | - Review articles, conference communications, case studies, letters, editorials, diary studies |