Intersection · Evidence × risk of bias

Evidence topics tagged risk of bias

Topics in Evidence carrying the tag risk of bias. Structured appraisal of internal validity.

83 topics

Topic	Participants	Replies	Views	Activity
Journal club: indirect comparison between two programmes, defended and attacked journal club randomised trial number needed to treat risk of bias Journal club: indirect comparison between two programmes, defended and attacked Writing it up because I had to work it out twice and would rather nobody else did. Comparing SUSTAIN 6 ( N Engl J Med , 2016)…	+122	131	5.2k	just now
Journal club: STEP 1 and the treatment-policy estimand journal club randomised trial number needed to treat risk of bias Journal club: STEP 1 and the treatment-policy estimand Writing it up because I had to work it out twice and would rather nobody else did. Comparing SUSTAIN 6 ( N Engl J Med , 2016) with STEP 8 ( JAMA , 2022)…		3	11k	9h
Journal club: STEP 8 and the fairness of the comparator dose — a second dataset risk of bias journal club effect size estimand Posting this under the heading it deserves: Journal club: STEP 8 and the fairness of the comparator dose — a second dataset Everything below is what sits behind that. Session topic: SURPASS-2 ( N Engl J Med ,…	+18	22	656	13h
Journal club: semaglutide in MASH, and surrogate endpoints randomised trial journal club effect size risk of bias Posting this under the heading it deserves: Journal club: semaglutide in MASH, and surrogate endpoints Everything below is what sits behind that. Comparing SCALE ( N Engl J Med , 2015) with SURMOUNT-2 (…	+24	28	17k	15h
Journal club: STEP 1 and the treatment-policy estimand — does this still hold? randomised trial risk of bias effect size journal club Asking directly, because I could not find a straight answer: Journal club: STEP 1 and the treatment-policy estimand — does this still hold? Comparing STEP 2 ( Lancet , 2021) with SURPASS-2 ( N Engl J Med ,…	+70	76	4.8k	15h
A critique that turned out to be unfair, retracted by its author confounding risk of bias effect size observational data Wiki Posting this under the heading it deserves: A critique that turned out to be unfair, retracted by its author Everything below is what sits behind that. Session topic: SURMOUNT-4 ( JAMA , 2024). Please read it…	+34	38	20k	17h
Coming back to: A structured critique template this community uses confounding risk of bias disputed observational data Posting this under the heading it deserves: A structured critique template this community uses Everything below is what sits behind that. Comparing STEP 8 ( JAMA , 2022) with SURMOUNT-1 ( N Engl J Med , 2022)…	+63	69	17k	18h
Immortal time bias in a claims-database study — one year on effect size risk of bias confounding Solved Posting this under the heading it deserves: Immortal time bias in a claims-database study — one year on Everything below is what sits behind that. Comparing SURPASS-2 ( N Engl J Med , 2021) with SURMOUNT-1 (…	+41	46	3.7k	22h
Risk-of-bias tools and the judgement they conceal — does this still hold? heterogeneity risk of bias effect size publication bias Solved Risk-of-bias tools and the judgement they conceal — does this still hold? — that is the question, and I have not found it answered plainly anywhere I have looked. Comparing SURPASS-2 ( N Engl J Med , 2021)…	+26	30	5.8k	23h
Pooling trials with different estimands publication bias risk of bias effect size meta-analysis Solved On the subject in the title: Pooling trials with different estimands Working notes rather than a conclusion. Comparing SELECT ( N Engl J Med , 2023) with SURMOUNT-1 ( N Engl J Med , 2022) and finding the…	+120	132	2.3k	1d
A structured critique template this community uses observational data effect size risk of bias A structured critique template this community uses — setting out what I have, and where I think it stops being reliable. Comparing SURMOUNT-2 ( Lancet , 2023) with SURPASS-4 ( Lancet , 2021) and finding the…		2	18k	1d
Selection into a registry and what it does to the estimate — a second dataset confounding risk of bias effect size disputed Solved Posting this under the heading it deserves: Selection into a registry and what it does to the estimate — a second dataset Everything below is what sits behind that. Session topic: SURMOUNT-4 ( JAMA , 2024).…	+28	32	1.3k	1d
Revisiting: How this community labels and discusses unrefereed work needs a source risk of bias preprint effect size Solved Revisiting: How this community labels and discusses unrefereed work Writing it up because I had to work it out twice and would rather nobody else did. I have seen SURMOUNT-OSA ( N Engl J Med , 2024) cited in…	+31	35	7k	1d
Journal club: SUSTAIN 6 and its retinopathy signal estimand effect size risk of bias journal club Under review On the subject in the title: Journal club: SUSTAIN 6 and its retinopathy signal Working notes rather than a conclusion. I have seen SELECT ( N Engl J Med , 2023) cited in support of a claim I do not think it…	+110	122	46k	1d
Coming back to: Why a preprint's supplementary material is often the best part risk of bias effect size preprint Under review Why a preprint's supplementary material is often the best part — that is the question, and I have not found it answered plainly anywhere I have looked. Comparing SURPASS-2 ( N Engl J Med , 2021) with STEP 4 (…	+109	116	36k	2d
Revisiting: Journal club: SURMOUNT-OSA and a hard endpoint in a soft field estimand risk of bias number needed to treat Revisiting: Journal club: SURMOUNT-OSA and a hard endpoint in a soft field — setting out what I have, and where I think it stops being reliable. Comparing LEADER ( N Engl J Med , 2016) with SUSTAIN 6 ( N Engl…	+108	122	52k	7d
Revisiting: Journal club: SURMOUNT-1, read without the press release number needed to treat effect size risk of bias journal club Solved On the subject in the title: Revisiting: Journal club: SURMOUNT-1, read without the press release Working notes rather than a conclusion. Session topic: PIONEER 6 ( N Engl J Med , 2019). Please read it before…	+54	62	1.5k	26d
Journal club: STEP 3 and the intensive behavioural therapy floor randomised trial journal club effect size risk of bias Posting this under the heading it deserves: Journal club: STEP 3 and the intensive behavioural therapy floor Everything below is what sits behind that. Comparing SCALE ( N Engl J Med , 2015) with STEP 4 (…	+6	10	13k	28d
Second pass at: A pooled estimate that changed when one trial was added effect size risk of bias publication bias meta-analysis Wiki On the subject in the title: Second pass at: A pooled estimate that changed when one trial was added Working notes rather than a conclusion. Session topic: SELECT ( N Engl J Med , 2023). Please read it before…	+26	30	22k	1mo
Journal club: SELECT, absolute risk, and how it was reported — a second dataset risk of bias effect size randomised trial journal club On the subject in the title: Journal club: SELECT, absolute risk, and how it was reported — a second dataset Working notes rather than a conclusion. Comparing SURMOUNT-1 ( N Engl J Med , 2022) with SELECT ( N…		4	1.3k	1mo
How this community labels and discusses unrefereed work — the long version needs a source effect size risk of bias Asking directly, because I could not find a straight answer: How this community labels and discusses unrefereed work — the long version I have seen SURMOUNT-1 ( N Engl J Med , 2022) cited in support of a…	+18	23	21k	2mo
About the Preprints category preprint risk of bias needs a source Pinned Wiki Unrefereed work, clearly labelled as such, with the usual caveats stated once and taken seriously. This post is a community wiki: any member at trust level 3 or above can edit it, and every edit is recorded…	+3	7	14k	3mo
Publication bias detection and its low power — does this still hold? publication bias risk of bias meta-analysis heterogeneity Solved The question in the title: Publication bias detection and its low power — does this still hold? I will give what I have already checked below so nobody repeats it. I have seen LEADER ( N Engl J Med , 2016)…	+24	28	2.4k	3mo
The "under review" status pill and when a moderator applies it risk of bias effect size preprint Posting this under the heading it deserves: The "under review" status pill and when a moderator applies it Everything below is what sits behind that. Session topic: SURMOUNT-4 ( JAMA , 2024). Please read it…	+96	119	17k	3mo
Coming back to: Measurement error in a self-reported exposure risk of bias observational data effect size disputed Measurement error in a self-reported exposure — setting out what I have, and where I think it stops being reliable. I have seen FLOW ( N Engl J Med , 2024) cited in support of a claim I do not think it…	+23	27	49k	3mo
Second pass at: What pooling buys you and what it destroys risk of bias meta-analysis heterogeneity Posting this under the heading it deserves: Second pass at: What pooling buys you and what it destroys Everything below is what sits behind that. I have seen STEP 8 ( JAMA , 2022) cited in support of a claim…	+32	36	19k	4mo
Prediction intervals and why they are more honest than confidence intervals heterogeneity risk of bias effect size publication bias Solved Closed Posting this under the heading it deserves: Prediction intervals and why they are more honest than confidence intervals Everything below is what sits behind that. Comparing SURMOUNT-4 ( JAMA , 2024) with FLOW…	+21	25	46k	4mo
Preprint servers and what screening they do — the long version risk of bias effect size needs a source On the subject in the title: Preprint servers and what screening they do — the long version Working notes rather than a conclusion. Session topic: PIONEER 6 ( N Engl J Med , 2019). Please read it before…	+7	11	26k	4mo
Citing a preprint in a maintained document: our rule and its reasoning risk of bias effect size needs a source preprint Pinned On the subject in the title: Citing a preprint in a maintained document: our rule and its reasoning Working notes rather than a conclusion. I have seen SELECT ( N Engl J Med , 2023) cited in support of a…		2	467	4mo
Journal club: PIONEER 6 as a safety trial effect size journal club number needed to treat risk of bias Posting this under the heading it deserves: Journal club: PIONEER 6 as a safety trial Everything below is what sits behind that. Session topic: SURMOUNT-4 ( JAMA , 2024). Please read it before posting; the…	+14	18	262	5mo

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