baseline_table

TL2 Member · Chemnitz, DE

Here for the documentation. Occasionally files a wiki request when a page has drifted out of date.

Joined 25 June 2025 · last posted 5d

79 posts, newest first. Showing up to 150.

Tracking intake honestly when appetite is absent Replied, post #110 · Nutrition & Training › Protein & intake · 23 Jul 2026 · 0 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Coming back to: Why a preprint's supplementary material is often the best part Replied, post #111 · Evidence › Preprints · 20 Jul 2026 · 0 likes How to cite a preprint: author last name, first initial, et al. Title. Server name [preprint]. Posted date. Doi. Include the server name and note that it is a preprint.
Coming back to: Delayed gastric emptying and oral medication absorption: which drugs… Replied, post #46 · Practice › Interactions · 20 Jul 2026 · 8 likes Picking up post #43: that is the part I would want checked first. Oral medications versus time: if you take an oral medication 30 minutes before semaglutide (which…
[2026 update] Interpreting a result that disagrees with the supplier's certificate Replied, post #96 · Sourcing › Independent verification · 16 Jul 2026 · 0 likes Janoshik Analytical: chromatographic purity and mass-spectrometric identity on submitted samples. Reports are issued with the analytical method stated and a…
Follow-up: Sleep quality changes during weight loss Replied, post #70 · Wellbeing › Sleep · 15 Jul 2026 · 14 likes Stimulants and sleep: if supplementing with caffeine or other stimulants for energy during weight loss, timing and dose matter for sleep. Evening stimulant use…
A calculator that gives a right answer to the wrong question Replied, post #34 · Data & Tools › Calculators · 14 Jul 2026 · 3 likes Titration planning: a calculator that shows you the escalation schedule for different starting and ending doses can help you visualize your path. Actual path might be…
Second pass at: Metformin co-administration and additive GI effects Replied, post #136 · Practice › Interactions · 29 Jun 2026 · 29 likes Metformin: commonly co-administered and relevant to gastrointestinal tolerability. Gastrointestinal side effects can overlap and additive. Taking them separately or…
Semaglutide and gastric emptying — the mechanism behind most of the side-effect profile Replied, post #82 · Compounds › Semaglutide · 28 Jun 2026 · 13 likes Semaglutide versus liraglutide in STEP 8: semaglutide produced greater weight reduction and the discontinuation rates differed. But the trial was open-label for the…
Revisiting: What pooling buys you and what it destroys Replied, post #71 · Evidence › Meta-analyses · 28 Jun 2026 · 33 likes Study quality and weighting: some meta-analyses weight all studies equally; others weight by study size or study quality. The choice affects the result and should be…
Carryover and the ghost peak from last week's standard — what changed since Replied, post #60 · Analytics › HPLC & UHPLC · 22 Jun 2026 · 18 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Reference intervals: how they are constructed and why one in twenty flags — does this… Replied, post #6 · Clinical › Bloodwork · 17 Jun 2026 · 7 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…
Comparing prices across jurisdictions without misleading yourself Replied, post #46 · Access › Pricing · 6 Jun 2026 · 33 likes Insurance tier placement: a compound might be covered but on a higher tier (higher copay). Moving to a lower tier usually requires prior authorization or documented…
Run-in periods and the population they select Replied, post #130 · Evidence › Trials · 4 Jun 2026 · 0 likes post #129 is right about the mechanism and I think understates the practical bit. Thank you for the correction. I have edited my earlier post with a note rather than…
Is there a ceiling dose beyond which semaglutide stops adding benefit? Replied, post #3 · Compounds › Semaglutide · 26 May 2026 · 1 like The 165 to 184 hour range: that is roughly 7 to 7.6 days, which is why the weekly schedule works. Below 4 half-lives you are not approaching steady state yet, which is…
An appeal that succeeded, with the letter structure — the long version Replied, post #12 · Access › Insurance & coverage · 24 May 2026 · 8 likes Prior authorisation: pre-approval requirements and how to satisfy them. Most denials cite specific criteria. Understanding the criterion is the first step in satisfying…
GLP-1 receptor distribution: central and peripheral Replied, post #54 · Pharmacology › Receptor biology · 22 May 2026 · 0 likes GIP receptor signalling: the glucose-dependent insulinotropic peptide receptor (GIP) is involved in glucose-stimulated insulin secretion. GIP agonism is thought to…
Why the titration planner refuses to produce a schedule below a floor Replied, post #73 · Data & Tools › Calculators · 13 May 2026 · 6 likes Dose equivalence calculator: compounds have different potencies. The calculator is provided with a caveat: "equivalence" is not precise and individual response varies.…
How this community labels and discusses unrefereed work — the long version Replied, post #15 · Evidence › Preprints · 13 May 2026 · 26 likes Preprints for speed: some important preliminary findings are posted as preprints to disseminate quickly. That speed is useful but comes at the cost of not yet having…
Official shortage notices and what they authorise Replied, post #38 · Access › Shortages · 7 May 2026 · 2 likes This follows post #35 rather than contradicting it. Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still…
Tracking a shortage from primary sources rather than rumour Started this topic · Access › Shortages · 4 May 2026 · 2 likes Tracking a shortage from primary sources rather than rumour — setting out what I have, and where I think it stops being reliable. Documenting an access outcome, dated,…
Reconstituting a multi-strength kit without mixing yourself up — what changed since Replied, post #9 · Practice › Reconstitution · 28 Apr 2026 · 4 likes Picking up post #6: that is the part I would want checked first. For anyone arriving from a search: the marked solution above is the direct answer, and the replies…
[2026 update] Journal club: FLOW and the renal composite, component by component Replied, post #2 · Evidence › Journal club · 24 Apr 2026 · 23 likes the opening post is right about the mechanism and I think understates the practical bit. I disagree with the reply above, and I think the disagreement is substantive…
Type 2 diabetes and the largest part of the evidence base Replied, post #57 · Clinical › Comorbidities · 6 Apr 2026 · 2 likes Interactions between comorbidities: diabetes and kidney disease together change the risk calculation for hypoglycemia and for medication clearance. They are not…
Adolescents: a distinct evidence base — one year on Replied, post #83 · Clinical › Special populations · 6 Apr 2026 · 1 like 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.
Managing an unplanned gap in supply Replied, post #81 · Access › Shortages · 1 Apr 2026 · 11 likes International supply chains: a shortage in one country does not mean shortage in another. That is why ordering from multiple suppliers before a shortage gets bad is…
Grapefruit: why this class is not the class that cares Replied, post #105 · Practice › Interactions · 1 Apr 2026 · 1 like Food interactions: most interactions are absorption interactions. Some medications absorb better with food, others better on an empty stomach. With an incretin agonist…
Air bubbles in a subcutaneous injection: the honest risk assessment — does this still… Replied, post #14 · Practice › Administration · 11 Mar 2026 · 3 likes Bleeding at the injection site: normal and usually minimal. A little blood at the needle site after withdrawal is not a reason to assume you lost a significant dose.…
Absence of evidence and evidence of absence Replied, post #21 · Research Methods › Statistics · 11 Mar 2026 · 2 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…
An ABAB design with a data table and honest limitations — a second dataset Replied, post #49 · Research Methods › N-of-1 designs · 9 Mar 2026 · 15 likes Washout periods: after stopping a medication, how long does it take for the effect to wash out? For compounds with a week-long half-life, roughly a month is needed to…
Half-life, steady state, and accumulation worked through — a second dataset Replied, post #99 · Pharmacology › Pharmacokinetics · 6 Mar 2026 · 0 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.
Revisiting: Absolute versus relative contraindications Replied, post #33 · Safety › Contraindications · 27 Feb 2026 · 10 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Air bubbles in a subcutaneous injection: the honest risk assessment — does this still… Replied, post #2 · Practice › Administration · 22 Feb 2026 · 22 likes I read the opening post twice before replying, because I had assumed the opposite. Air bubbles in a subcutaneous injection: the honest risk assessment is low. Tiny air…
Second pass at: Identical chromatograms across two different lots Replied, post #19 · Sourcing › Red flags · 21 Feb 2026 · 0 likes Coming back to post #17, because the follow-up matters more than the original answer. Inability to trace lots: if you ask "where was this synthesised, by whom, under…
Molecular mass of semaglutide and why the figure differs between sources Replied, post #7 · Compounds › Semaglutide · 18 Feb 2026 · 20 likes Semaglutide versus liraglutide in STEP 8: semaglutide produced greater weight reduction and the discontinuation rates differed. But the trial was open-label for the…
Request: export my own posts — one year on Replied, post #46 · Meta › Feature requests · 13 Feb 2026 · 25 likes Tracking: staff will update the status of feature requests (under consideration, planned, implemented, declined). Checking back lets you know the fate of your suggestion.
Can a home kit substitute for a laboratory report? A careful no Replied, post #126 · Analytics › Home & field testing · 5 Feb 2026 · 27 likes post #125 answers the question as asked. The question underneath it is different. Enzyme assays: if you have an enzyme that reacts specifically with your compound, an…
[2026 update] Evidence quality in the secretagogue literature: an honest assessment Replied, post #15 · Compounds › Secretagogues & GH axis · 25 Jan 2026 · 7 likes Ipamorelin selectivity claims originate in preclinical characterisation and are reasonably well supported for what they claim: less effect on cortisol and prolactin…
Distinguishing expected GI effects from something that needs urgent attention Replied, post #92 · Practice › Side effects · 13 Jan 2026 · 16 likes Recognition and grading: nausea ranges from "noticeable" to "limiting". Constipation ranges from mild to severe. Having language to describe the magnitude helps you…
Distinguishing expected GI effects from something that needs urgent attention Replied, post #77 · Practice › Side effects · 11 Jan 2026 · 11 likes Vomiting: when it is expected (first-dose reactions or early titration) and when it is a reason to stop and seek help are different. Occasional vomiting during…
Tracking that stops updating and then resumes — the long version Replied, post #62 · Sourcing › Logistics · 7 Jan 2026 · 5 likes Tracking stops updating: tracking last updated days ago usually means the package is in transit and will not update until it reaches the next scanning point. No update…
The decimal-point error, and the habit that catches it Replied, post #12 · Practice › Reconstitution · 13 Dec 2025 · 24 likes A vial that will not fully dissolve: check in order: is the diluent genuinely room temperature (some preservatives crystallise in cold), is the vial being warmed gently…
Promotion criteria, and the one that stops most nominations — the long version Replied, post #95 · Documentation › Doc review · 17 Nov 2025 · 7 likes Review of promoted topics: when a topic is nominated for promotion to a maintained documentation page, the draft is posted here. Community review happens before…
Temperature loggers worth the money — the long version Replied, post #73 · Devices › Cold chain · 12 Nov 2025 · 1 like Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did and when. The single most useful thing in your own…
Reading SURMOUNT-1 without the press release Replied, post #32 · Compounds › Tirzepatide · 12 Oct 2025 · 7 likes Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the…
Batch date after test date, and other internal inconsistencies Replied, post #4 · Analytics › COA interpretation · 25 Sep 2025 · 6 likes post #3 is right about the mechanism and I think understates the practical bit. For anyone arriving from a search: the marked solution above is the direct answer, and…
Detection wavelength and why 214 nm and 280 nm disagree Replied, post #51 · Analytics › HPLC & UHPLC · 20 Sep 2025 · 7 likes On integration: where the baseline is drawn matters more than most people realise. On a clean chromatogram with well-resolved peaks the choice is inconsequential. On a…
What the GIP component of tirzepatide is thought to contribute, and how confident we can… Replied, post #38 · Compounds › Tirzepatide · 10 Sep 2025 · 4 likes Titration schedules for tirzepatide have more dose steps than semaglutide partly because the compound is more potent and partly because the clinical programme used a…
Power cut for eleven hours: how I assessed it afterwards Replied, post #24 · Practice › Storage & stability · 15 Aug 2025 · 0 likes Worth separating two things that post #20 runs together. Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did…
When a preprint is the best available evidence and we say so Replied, post #44 · Evidence › Preprints · 11 Aug 2025 · 6 likes Unrefereed work is not worthless. A great deal of it survives review substantially unchanged. It is also the case that the version appearing in a journal frequently has…
How to research a compound with no human data without deceiving yourself Replied, post #120 · Compounds › Other compounds · 5 Aug 2025 · 0 likes Worth separating two things that post #116 runs together. Sequence verification: for an obscure compound, a report of the amino acid sequence or a mass-spectrometry…
A field-by-field walk through a certificate of analysis Replied, post #59 · Analytics › COA interpretation · 16 Jul 2025 · 0 likes What fields matter on a certificate: lot number matching the vial, test date, the analytical method stated specifically, the measured result as a number, and the…
Discussing something you have already been doing — the long version Replied, post #16 · Clinical › Prescriber conversations · 12 Jul 2025 · 4 likes Worth separating two things that post #12 runs together. Preparing for an appointment: bring recent bloodwork, a list of current medications with doses and timing, and…
Coming back to: Semaglutide half-life: where the 165 to 184 hour figure comes from Replied, post #58 · Compounds › Semaglutide · 7 Jul 2025 · 21 likes Coming back to post #56, because the follow-up matters more than the original answer. Two things before anyone answers the substance. First, the context in the first…
BPC-157: what the rodent literature actually shows, and what it does not — a second… Replied, post #57 · Compounds › Repair & healing peptides · 13 Jun 2025 · 0 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Reporting a disappointing outcome, and why it belongs here Replied, post #16 · Outcomes › Progress reports · 8 Jun 2025 · 6 likes Exercise volume changes: increasing exercise intensity or duration can mask weight loss (muscle gain) on the scale. Noting exercise changes when reporting weight helps…
Coming back to: The SOUL trial and oral semaglutide cardiovascular outcomes Replied, post #2 · Compounds › Oral incretins · 12 May 2025 · 10 likes Picking up the opening post: that is the part I would want checked first. The SOUL trial: cardiovascular outcomes trial for oral semaglutide in people with type 2…
Regression to the mean in progress reports Replied, post #7 · Research Methods › Statistics · 6 May 2025 · 6 likes Confidence intervals: rather than a single point estimate, a range of plausible values. A narrow interval means precise measurement; a wide interval means measurement…
A well-designed study with a badly written abstract Replied, post #31 · Evidence › Study critique · 18 Apr 2025 · 16 likes Worth separating two things that post #27 runs together. Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did…
Reading an MS report that only gives you a single number Replied, post #42 · Analytics › Mass spectrometry · 1 Apr 2025 · 8 likes Resolution: "high resolution" commonly means
Why cagrilintide alone is discussed so much less than in combination Replied, post #52 · Compounds › Cagrilintide & amylin analogues · 28 Mar 2025 · 0 likes Worth separating two things that post #48 runs together. Is synergy the right word for the combination data? A phase 2 trial cannot establish whether effects are…
When to suspect the method rather than the sample Replied, post #104 · Analytics › Method validation · 27 Mar 2025 · 27 likes Picking up post #101: that is the part I would want checked first. For anyone arriving from a search: the marked solution above is the direct answer, and the replies…
Introducing myself and asking whether my planned first topic belongs anywhere Replied, post #15 · Start Here › Welcome · 10 Mar 2025 · 0 likes The FAQ link in the sidebar is maintained and worth ten hours of forum browsing. It is not comprehensive but it is well indexed for the questions that come up most.
Charge states for a 4 kDa peptide, worked through Replied, post #16 · Analytics › Mass spectrometry · 3 Mar 2025 · 0 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Research-use-only labelling: what it means and what it does not — the long version Replied, post #97 · Sourcing › Regulatory · 3 Mar 2025 · 0 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Adjudicated events and why the definition matters — the long version Replied, post #12 · Evidence › Trials · 15 Feb 2025 · 0 likes Multiplicity and multiple comparisons: if a trial tests many hypotheses, the chance of a false positive on at least one by random chance increases. This is why…
Albumin binding and how it produces a long half-life Replied, post #4 · Pharmacology › Pharmacokinetics · 6 Feb 2025 · 4 likes post #3 is right about the mechanism and I think understates the practical bit. Bioavailability: oral semaglutide has low bioavailability (roughly 1%) due to peptide…
Coming back to: Recording a dissent on a document rather than suppressing it Replied, post #27 · Documentation › Doc review · 21 Jan 2025 · 11 likes post #26 answers the question as asked. The question underneath it is different. Review date disputes: if a maintained page's review date is approaching and it has not…
Checking someone else's arithmetic: a worked example thread Replied, post #14 · Practice › Reconstitution · 14 Jan 2025 · 0 likes I read post #12 twice before replying, because I had assumed the opposite. Foaming during reconstitution: bubbles in the solution are usually just air incorporated…
Recovery when intake is low: what to cut first Replied, post #45 · Nutrition & Training › Resistance training · 12 Jan 2025 · 0 likes Maintenance is the goal: preserving lean mass and strength during weight loss is the goal of resistance training in this context, not building new muscle. That goal is…
Fixed versus detachable needles: the trade-offs Replied, post #79 · Devices › Syringes & needles · 29 Dec 2024 · 2 likes Needle length: typical lengths for subcutaneous injection are 4-6 mm (short), 8 mm (standard), or 10-12 mm (longer). Longer needles are needed for deeper tissue or if…
[2026 update] New subcategory: rationale and scope Replied, post #84 · Meta › Announcements · 22 Dec 2024 · 0 likes Picking up post #81: that is the part I would want checked first. When announcements are made: major policy changes, technical changes affecting site function, planned…
People with a low starting BMI: where the evidence stops Replied, post #24 · Clinical › Special populations · 16 Dec 2024 · 14 likes Worth separating two things that post #20 runs together. Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather…
Identical chromatograms across two different lots Replied, post #58 · Sourcing › Red flags · 5 Dec 2024 · 13 likes Exaggerated claims without documentation: every compound has limits. No peptide is "100% pure" because purity is measured to finite precision. A supplier claiming…
Coming back to: The nausea timeline across the first four weeks, with a tabulated log Replied, post #29 · Practice › Side effects · 23 Nov 2024 · 20 likes Picking up post #26: that is the part I would want checked first. Constipation: common, manageable, and frequently under-reported because it is not dramatic. Increasing…
Choosing which test to pay for, given a fixed budget — does this still hold? Replied, post #26 · Sourcing › Independent verification · 10 Nov 2024 · 5 likes post #25 answers the question as asked. The question underneath it is different. Service differences on vendor pages: Janoshik and Medutest results are measurements on…
Time to steady state after a dose increase Replied, post #111 · Pharmacology › Pharmacokinetics · 5 Nov 2024 · 1 like Hepatic metabolism: the degree to which each compound is hepatically metabolised versus renally cleared is known but varies. Severe liver disease changes clearance.
PIONEER 6 cardiovascular safety, read as a safety trial rather than an efficacy one —… Replied, post #26 · Compounds › Oral incretins · 2 Oct 2024 · 17 likes Coming back to post #24, because the follow-up matters more than the original answer. Why an oral formulation is a formulation achievement: the molecule is the same but…
Progressive overload when the scale is falling — one year on Replied, post #107 · Nutrition & Training › Resistance training · 30 Sep 2024 · 0 likes This follows post #104 rather than contradicting it. For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it…
Tracking a preprint to publication: a worked example — the long version Replied, post #19 · Evidence › Preprints · 24 Jul 2024 · 14 likes Server repositories: medRxiv for medicine, bioRxiv for biology. Preprints on these servers are time-stamped and have DOIs even if they are later published elsewhere.…