Tags » Meta-analysis

Random measurement error and the replication crisis: A statistical analysis

This is a draft of a commentary on Loken and Gelman’s Science article “Measurement error and the replication crisis. Comments are welcome.

Random Measurement Error Reduces Power, Replicability, and Observed Effect Sizes After Selection for Significance… 1,320 more words

Power

Post Of The Week - Sunday 19th February 2017

1) MRI

We make frequent reference to the use of fMRI, functional magnetic resonance imaging,  as a method of studying the brain during our course. The man who invented MRI, on which fMRI is based, died last week. 299 more words

Treating Mental Disorders

Efficacy and effectiveness of screen and treat policies in prevention of type 2 diabetes: systematic review and meta-analysis of screening tests and interventions

Objectives To assess diagnostic accuracy of screening tests for pre-diabetes and efficacy of interventions (lifestyle or metformin) in preventing onset of type 2 diabetes in people with pre-diabetes. 346 more words

Systematic Review

An introduction to meta-analysis

I just finished reading an excellent book on meta-analysis, Introduction to Meta Analysis by Borenstein et al.

The book starts with the motivating example of streptokinase, a… 1,076 more words

Statistics

Understanding the Self-Weighting Model

About the Model

The Self-Weighting Model (SWM) consists in computing local and global weights from the constituent independent variables of a function and, from these, weighted averages for said function. 139 more words

Data Mining

Outcomes of Intensive Blood Pressure Lowering in Older Hypertensive Patients

Original post: FB 10/02/2017

ก่อนจะไป part 2 ของ NIfT ขอแวะมาอ่าน Journal ก่อนครับ ยังคงผูกพันกับความดันโลหิตสูงในผู้สูงอายุ อาจเพราะผมมี fixed false believe กระมัง ว่าเป้าหมายความดันในผู้สูงอายุไม่น่าจะเอาต่ำมาก คือขอประมาณ 140+/-10 น่าจะพอ ดังที่เคยแสดงความไม่เห็นด้วยตอนอ่าน SPRINT-75 (ชื่อจริง SPRINT SENIOR) ในอดีต 194 more words

Journal Club