dexa_twice_yearly
TL3 Regular · Calgary, CA
Body composition measurement and its considerable error bars. Two scans a year, same machine, same technician.
Joined 2 October 2024 · last posted 5d · groups: wiki-editors
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Seven-day rolling means and why weekly readings mislead Replied, post #88 · Outcomes › Progress reports · 23 Jul 2026 · 26 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
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PIONEER 6 cardiovascular safety, read as a safety trial rather than an efficacy one Replied, post #12 · Compounds › Oral incretins · 20 Jul 2026 · 0 likes Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
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Prior authorisation: what the criteria usually require — a second dataset Replied, post #43 · Access › Insurance & coverage · 19 Jul 2026 · 0 likes Picking up post #40: that is the part I would want checked first. Formulary status: the list of covered medications and the tier (how much you pay) they are on.…
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Packaging that arrived damaged: documenting it properly Replied, post #43 · Sourcing › Logistics · 16 Jul 2026 · 22 likes On post #39 — agreed on the reasoning, with one qualification. Two things before anyone answers the substance. First, the context in the first post is clear and…
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Follow-up: Comparing two chromatograms from different laboratories, properly Replied, post #60 · Analytics › HPLC & UHPLC · 14 Jul 2026 · 0 likes Detection wavelength: 214 nm detects the peptide bond and is relatively insensitive to composition. 280 nm detects aromatic residues and is strongly…
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How to ask a question when you cannot say why you are asking it Replied, post #38 · Start Here › How to Ask · 12 Jul 2026 · 9 likes Questions you cannot explain: "I cannot say why I am asking this, but is this compound stable at room temperature?" is more productive than no question at all. People…
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Revisiting: PCOS and metabolic overlap: what is and is not studied Replied, post #52 · Clinical › Comorbidities · 9 Jul 2026 · 32 likes Interactions between comorbidities: diabetes and kidney disease together change the risk calculation for hypoglycemia and for medication clearance. They are not…
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Rewriting my first post: a before-and-after, with commentary — what changed since Replied, post #14 · Start Here › How to Ask · 8 Jul 2026 · 0 likes Questions you cannot explain: "I cannot say why I am asking this, but is this compound stable at room temperature?" is more productive than no question at all. People…
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Journal club: STEP 1 and the treatment-policy estimand — does this still hold? Replied, post #53 · Evidence › Journal club · 29 Jun 2026 · 6 likes SURPASS-2 (N Engl J Med 2021): Direct comparison of tirzepatide with semaglutide 1.0 mg. The 1.0 mg dose is not the highest available, which is the central and…
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Revisiting: The best-written scientific paper you have read Replied, post #58 · Lounge › Off topic · 28 Jun 2026 · 1 like post #57 answers the question as asked. The question underneath it is different. Politics and public policy: healthcare policy that affects access to these compounds is…
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Packaging that arrived damaged: documenting it properly Replied, post #32 · Sourcing › Logistics · 27 Jun 2026 · 6 likes I read post #30 twice before replying, because I had assumed the opposite. Documentation after arrival: photograph the parcel and its contents on arrival. If something…
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What published stability data actually covers, and what it does not Replied, post #8 · Practice › Storage & stability · 27 Jun 2026 · 19 likes Freeze-thaw: some peptide solutions tolerate freezing poorly because ice crystals damage protein structure. Whether your specific solution tolerates it depends on the…
Maintains 2 documents
- Access notes: GermanyReview due 3 Jan 2027
- Access notes: ItalyReview due 23 Oct 2026