From MEpedia, a crowd-sourced encyclopedia of ME and CFS science and history
- Katrina Berne reports a prevalence of 30% for eye pain (although she notes that this is probably underreported and more prevalent than indicated).
- A 2013 study by Hutchinson, et al, using a patient population of 59 answering questions on the DePaul Symptom Questionnaire found a 86% prevalence.
- Vision-related symptoms as a clinical feature of chronic fatigue syndrome/myalgic encephalomyelitis? Evidence from the DePaul Symptom Questionnaire
- Berne, Katrina (1 Dec 1995), Running on Empty: The Complete Guide to Chronic Fatigue Syndrome (CFIDS), 2nd ed., Hunter House, p. 58, ISBN 978-0897931915
- Hutchinson, Claire V; Maltby, John; Badham, Stephen P; Jason, Leonard (2013), "Vision-related symptoms as a clinical feature of chronic fatigue syndrome/myalgic encephalomyelitis? Evidence from the DePaul Symptom Questionnaire", The British journal of ophthalmology, 98 (1), doi:10.1136/bjophthalmol-2013-304439