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c/t2dglp1·posted 3 months ago by u/swirl_dont_shake

unpopular opinion: most of what gets said here about glycaemic control is guesswork

Results Receipts ×2 Cold Box ×3

Something I keep coming back to: unpopular opinion: most of what gets said here about glycaemic control is guesswork.

Time in range told me far more than the average did. Two quarters with the same A1c looked completely different on the sensor.

Assumed the weight endpoints from the obesity trials applied to my situation. They are different programmes.

Brought the whole CGM export to my appointment rather than one number. Entirely different conversation.

Screenshot none of this. Read the whole thread, including the parts where I am told I am wrong.

1,859 up / 242 down88% upvoted40 commentsid zgazwt6 Apr 2026

40 comments

12 in this archive, depth 4

best — the order this archive was captured in

u/nils_ferreira178 points·3 months ago

Incretin-based agents stimulate insulin secretion in a glucose-dependent manner, which is why hypoglycaemia risk with them alone is low. Risk rises with agents that act independently of glycaemia.

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u/swirl_dont_shakeOPreconstitution121 points·3 months ago

Variability dropped before the average did, which was visible on the sensor and invisible on the lab result.

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u/swirl_dont_shakeOPreconstitution75 points·3 months ago

hypoglycaemia risk depends far more on what else you take

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u/swirl_dont_shakeOPreconstitution-21 points·3 months ago

How long between the two A1c measurements?

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u/enzo_danquah57 points·3 months ago

Have you taken this to whoever manages your diabetes?

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u/lucia_balogun126 points·3 months ago

My triglycerides moved and it turned out to have nothing to do with glucose at all.

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u/sigrid_kaufmann69 points·3 months ago

Agreed on variability. Two people with the same average can have completely different days.

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u/iman_castellanos104 points·3 months ago

Kept fingersticks alongside the sensor for two weeks to sanity-check it. Worth doing once.

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u/rui_only_ro54 points·3 months ago

Agreed. A1c is an integrated average over roughly three months and treating it as a current reading causes a lot of unnecessary alarm.

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u/plain_titration13 points·3 months ago

Panicked over a first-day sensor reading and rebuilt my week around it. It was the sensor.

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u/nhs_waitlist_nUK96 points·3 months ago

Continuous monitoring shows the shape: postprandial excursions, overnight behaviour and time in range. Two people with identical A1c can have very different distributions.

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u/appeal_letter_al30 points·3 months ago

Right, and the diabetes programmes report glycaemic endpoints. Quoting an obesity trial result here is answering a different question.

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About c/t2dglp1

Type 2 diabetes as the original indication: A1c trajectories, CGM traces, hypoglycaemia risk when stacked with sulfonylureas or insulin, metformin combinations, and why the weight-loss conversation sometimes drowns out the glycaemic one.

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