Intersection · Evidence × heterogeneity

Evidence topics tagged heterogeneity

Topics in Evidence carrying the tag heterogeneity. Variation in effect across studies or subgroups.

21 topics

Topic	Participants	Replies	Views	Activity
When a network meta-analysis is defensible and when it is not effect size heterogeneity publication bias Solved When a network meta-analysis is defensible and when it is not I have a specific reason for asking rather than idle curiosity, and the context is below. Network meta-analysis, from the point of view of someone…		2	27k	4h
Revisiting: What pooling buys you and what it destroys heterogeneity effect size publication bias Solved On the subject in the title: Revisiting: What pooling buys you and what it destroys Working notes rather than a conclusion. Pooling buys — I have the observation and I do not trust my interpretation of it, so…	+97	107	4k	19h
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. Asking about Risk-of-bias tools on behalf of…	+26	30	5.8k	23h
Publication bias detection and its low power heterogeneity publication bias effect size On the subject in the title: Publication bias detection and its low power Working notes rather than a conclusion. Working notes on publication bias detection rather than a conclusion. I would rather post the…		2	3.2k	1d
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. Collecting what is known about Publication…	+24	28	2.4k	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. Something about pooling buys does not reconcile and I would…	+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. I have spent a fortnight trying to pin…	+21	25	46k	4mo
Heterogeneity as information rather than as a nuisance heterogeneity risk of bias meta-analysis effect size Posting this under the heading it deserves: Heterogeneity as information rather than as a nuisance Everything below is what sits behind that. An honest uncertainty about heterogeneity rather than a disguised…	+88	95	1.2k	6mo
Pooling trials with different estimands — what changed since publication bias risk of bias meta-analysis effect size Pooling trials with different estimands — what changed since — setting out what I have, and where I think it stops being reliable. What changes if the standard account of Pooling trials with different…	+57	64	12k	7mo
What pooling buys you and what it destroys publication bias risk of bias meta-analysis heterogeneity Solved The question in the title: What pooling buys you and what it destroys I will give what I have already checked below so nobody repeats it. The question about pooling buys that I actually want answered is the…	+74	83	6.6k	8mo
Risk-of-bias tools and the judgement they conceal meta-analysis heterogeneity publication bias effect size Wiki Risk-of-bias tools and the judgement they conceal Writing it up because I had to work it out twice and would rather nobody else did. I have spent a fortnight trying to pin risk-of-bias tools down and I want…	+8	12	21k	11mo
[2026 update] Heterogeneity as information rather than as a nuisance publication bias heterogeneity meta-analysis Heterogeneity as information rather than as a nuisance Writing it up because I had to work it out twice and would rather nobody else did. I have seen SURPASS-4 ( Lancet , 2021) cited in support of a claim I…		4	32k	11mo
Random versus fixed effects: choosing rather than defaulting effect size publication bias risk of bias heterogeneity Closed Random versus fixed effects: choosing rather than defaulting — setting out what I have, and where I think it stops being reliable. Random versus fixed effects, and specifically the version of it that the…	+16	20	22k	13mo
About the Meta-analyses category meta-analysis heterogeneity publication bias Pinned Wiki Pooled estimates, heterogeneity, publication bias, and when pooling was a mistake. This post is a community wiki: any member at trust level 3 or above can edit it, and every edit is recorded with its author…		4	15k	13mo
Individual participant data versus aggregate data heterogeneity risk of bias meta-analysis publication bias Posting this under the heading it deserves: Individual participant data versus aggregate data Everything below is what sits behind that. Something about individual participant data versus aggregate does not…	+30	34	64k	14mo
Coming back to: Reading a meta-analysis you disagree with, fairly meta-analysis publication bias heterogeneity risk of bias Reading a meta-analysis you disagree with, fairly Writing it up because I had to work it out twice and would rather nobody else did. Reading a meta-analysis — I have the observation and I do not trust my…	+30	34	9.3k	17mo
Random versus fixed effects: choosing rather than defaulting — a second dataset heterogeneity risk of bias publication bias On the subject in the title: Random versus fixed effects: choosing rather than defaulting — a second dataset Working notes rather than a conclusion. Posting a small dataset on Random versus fixed effects. It…	+95	106	20k	17mo
Follow-up: Individual participant data versus aggregate data meta-analysis effect size publication bias heterogeneity Individual participant data versus aggregate data — setting out what I have, and where I think it stops being reliable. A follow-up question about Individual participant data versus aggregate that I did not…	+101	111	23k	18mo
Second pass at: When a network meta-analysis is defensible and when it is not heterogeneity meta-analysis effect size publication bias Solved Pinned Posting this under the heading it deserves: Second pass at: When a network meta-analysis is defensible and when it is not Everything below is what sits behind that. Posting a small dataset on network…		2	2.8k	21mo
Coming back to: Prediction intervals and why they are more honest than confidence intervals publication bias heterogeneity effect size risk of bias Prediction intervals and why they are more honest than confidence intervals Writing it up because I had to work it out twice and would rather nobody else did. Prediction intervals — I have the observation and…		2	65	22mo
Reading a meta-analysis you disagree with, fairly heterogeneity risk of bias effect size publication bias Posting this under the heading it deserves: Reading a meta-analysis you disagree with, fairly Everything below is what sits behind that. I would like to disagree carefully with the settled view on reading a…	+7	13	2.5k	23mo

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