ak.kravchenko
TL2 Moderator · Rennes
Contributes reviews on supplier material. Based in Rennes.
Joined 21 June 2025 · last posted 4d
106Posts here
2Topics
1Solutions
171Likes received
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116Days visited
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Follow-up: Patterns that reliably precede a problem, documented Started this topic · Sourcing › Red flags · 16 Feb 2026 · 33 likes On the subject in the title: Patterns that reliably precede a problem, documented Working notes rather than a conclusion. A logistics question, since the answers here…
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Rotating between abdomen, thigh and upper arm: absorption differences — one year on Replied, post #62 · Practice › Administration · 14 May 2026 · 32 likes Air bubbles in a subcutaneous injection: the honest risk assessment is low. Tiny air bubbles in subcutaneous tissue do not behave like an air embolism in a blood…
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Coming back to: A community side-effect dataset, with its response rate and biases Replied, post #7 · Data & Tools › Datasets · 4 Aug 2025 · 31 likes Temporal bias: older data in a dataset might reflect conditions (supplier, formulation, context) that have changed. Newer data is more current.
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Circumference measurements as a poor man's composition estimate Replied, post #13 · Outcomes › Body composition · 22 Jul 2024 · 29 likes On post #9 — agreed on the reasoning, with one qualification. Ultrasound: thickness of subcutaneous fat at specific sites. Less standardised than DXA and…
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Journal club: FLOW and the renal composite, component by component Replied, post #13 · Evidence › Journal club · 9 Jul 2024 · 29 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…
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Revisiting: What a well-designed human trial of a secretagogue would look like Replied, post #62 · Compounds › Secretagogues & GH axis · 1 Feb 2025 · 28 likes IGF-1 as a surrogate: it is a better integrated measure than a spot growth hormone level and it is still a surrogate, with all the caveats that come with surrogates.…
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Badges earned, in order
| Badge | Tier | Granted |
|---|---|---|
| Basic User | bronze | 23 Jun 2025 |
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| Good Topic | silver | 26 Apr 2026 |
| De-escalator | gold | 2 Jun 2026 |
| Anniversary | silver | 21 Jun 2026 |