measurement

In this article, we define questionable measurement practices (QMPs) as decisions researchers make that raise doubts about the validity of the measures, and ultimately the validity of study conclusions. Doubts arise for a host of reasons, including a lack of transparency, ignorance, negligence...

Systematic Review of Primary Outcome Measurements for Chronic Fatigue Syndrome/Myalgic Encephalomyelitis (CFS/ME) in Randomized Controlled Trials https://www.mdpi.com/2077-0383/9/11/3463 eta:

Researchers at McMaster and Brock universities in Canada have developed a hand-held device that can provide rapid measurements of cancer biomarkers in blood samples.

Further reading, and access to scoring sheets, at https://www.who.int/classifications/icf/more_whodas/en/

Moderator note: This post has been copied and following posts moved from this thread: Epidemiological and clinical factors associated with post-exertional malaise severity in patients with ME/CFS. Ghali et al. 2020 ____________________ PEM studies always catch my attention, especially ones...

Saw this used recently in a study unrelated to ME and thought a thread about the scale might be useful. Paywalll, https://www.sciencedirect.com/science/article/abs/pii/S0022399901003154 Sci hub, not available via at time of posting

https://www.cambridge.org/core/journals/behavioural-and-cognitive-psychotherapy/article/cognitive-behavioural-responses-to-envy-development-of-a-new-measure/B5FB2609EFAF7A1BDEC2C243B74488EF https://sci-hub.tw/10.1017/S1352465819000614 where's that pointed stick @Lucibee (interesting that they...

Definitely not a recommendation. Paywall, https://onlinelibrary.wiley.com/doi/abs/10.1111/2047-3095.12261 Not available via Scihub at time of posting.

I’m after some information about scales which measure severity of disease in ME/CFS, in terms of functional impairment (mild vs severe). There seem to be several which measure symptom severity and, whilst there will likely be a correlation between symptom and disease severity, they’re not the...

https://www.sciencedaily.com/releases/2019/09/190917100443.htm

Download the MSQLI: A User’s Manual (PDF) https://www.nationalmssociety.org/For-Professionals/Researchers/Resources-for-Researchers/Clinical-Study-Measures/Modified-Fatigue-Impact-Scale-(MFIS) Fatigue Impact Scale (Fisk et al, 1994b)...

Psychosocial research: still not acknowledging failings (unless you look beyond the abstract) - (original title of thread) August 22, 2019 Quantifying the Association Between Psychotherapy Content and Clinical Outcomes Using Deep Learning Really? still only questionnaires, subjective...

Full title: Symptom frequency and development of a generic functional disorder symptom scale suitable for use in studies of patients with irritable bowel syndrome, fibromyalgia syndrome or chronic fatigue syndrome Open access at https://www.sciencedirect.com/science/article/pii/S2095882X18300987

This post and the following ones have been moved from this thread. I was just looking at this new paper from the author: Measurements of Recovery and Predictors of Outcome in an Untreated Chronic Fatigue Syndrome Sample...

Moderator note. This post has been copied and following posts moved from this thread. See also this members only poll and discussion Library thread: Questionnaires and Scales used in ME or CFS research I've wondered if it should be moderate, substantial, severe, very severe instead. I can't...

Paywalled at https://www.jpeds.com/article/S0022-3476(19)30123-4/fulltext

Mostly an article by sports scientists exhorting us all – well, maybe not us specifically – to exercise more. However, the article mentions an interesting working hypothesis (no published papers on this that I could find, not looking very hard though). Bolding mine...

Moderator note. Thread moved from: https://www.s4me.info/threads/persistent-fatigue-induced-by-interferon-alpha-a-novel-inflammation-based-proxy-model-of-chronic-fatigue-syndrome-2018-pariante-et-al.7050/page-19#post-130652 I get the impression that a key problem we're facing is that we don't...

At the other place I started a thread (Feeling very heavy - symptom that rarely gets mentioned) with this post: " I have come across anecdotal mention of this symptom but never seen it included in any diagnostic criteria I can remember. It is something that I regularly experience a lot...

Warning: It's co-authored by Knoop & van der Meer. https://www.prohealth.com/library/pitfalls-cytokine-measurements-plasma-tgf-%CE%B21-chronic-fatigue-syndrome-86479