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The King's pain recorder is a device for patients to record their level of pain by illuminating a strip of light emitting diodes proportional to the pain they are feeling. It is one way of eliminating observer bias.[1] E. A. Welchew developed a similar system in 1982.[1][2]
| King's pain recorder | |
|---|---|
| Purpose | record level of pain |
References edit
- ^ a b Dashfield, Adrian (2004-08-27). Short-answer questions and MCQs in anaesthesia and intensive care (2nd. ed.). Arnold. p. 221. ISBN 0340807083.
- ^ Welchew, E. A. (August 1982). "A postoperative pain recorder.: A patient-controlled recording device for assessing postoperative pain". Anaesthesia. 37 (8): 838–841. doi:10.1111/j.1365-2044.1982.tb01819.x. ISSN 0003-2409. PMID 7114428. S2CID 31522375.
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