'Randomisation' presentation slideshows

Session 3 Analysis of mediation and moderation using instrumental variables Richard Emsley

Methodology Research Group. Methods of explanatory analysis for psychological treatment trials workshop. Session 3 Analysis of mediation and moderation using instrumental variables Richard Emsley. Funded by: MRC Methodology Grant G0600555 MHRN Methodology Research Group.

904 views • 60 slides

Tranexamic acid, civilian trauma and the CRASH-2 trial

Tranexamic acid, civilian trauma and the CRASH-2 trial. Ian Roberts. Structure of presentation. Tranexamic acid and bleeding The CRASH-2 trial Tranexamic acid in traumatic brain injury Future research . Tranexamic acid and bleeding. Tranexamic acid and bleeding.

746 views • 55 slides

SCOT

SCOT. S hort C ourse O ncology T herapy A Study of Adjuvant Chemotherapy in Colorectal Cancer. Study Organisation. Sponsored by Greater Glasgow and Clyde Health Board (GGCHB)/ University of Glasgow (GU)

444 views • 43 slides

A brief introduction to randomisation methods

A brief introduction to randomisation methods. Peter T. Donnan Professor of Epidemiology and Biostatistics. Treatment Allocation Methods Overview. Fixed Methods: Simple randomisation Stratification Minimisation Adaptive Methods: Urn randomisation Biased Coin Play-the-winner.

825 views • 35 slides

UK Trial Update

UK Trial Update. Simon Redwood Advanced Angioplasty Jan 2006. No Conflict of Interest. BCIS-1 Study B alloon-pump assisted C oronary I ntervention S tudy . A British Cardiovascular Intervention Society Project. p=0.29. p=0.001. IABP use during high-risk PCI. n=133, elective PCI

351 views • 22 slides

Aims to evaluate different feeding policies for stroke patients: Are oral supplements effective?

206 views • 20 slides

Basic Experimental Design

Basic Experimental Design. Adapted from the original by Larry V. Hedges. What is Experimental Design?. Experimental design includes both Strategies for organizing data collection Data analysis procedures matched to those data collection strategies. Why Do We Need Experimental Design?.

356 views • 17 slides

RANDOMISATION

RANDOMISATION . Mike Bennett Medical Statistics Unit London School of Hygiene and Tropical Medicine. Randomisation. Is online . www.opal-trial.org.uk/randomisation Telephone backup. Gives treatment allocation and study number.

322 views • 12 slides

Research Plan April/ May 2010 Develop observational coding

100 views • 1 slides

months from randomisation

1.0. Hp 1-1. Hp 2-1. 0.8. Hp 2-2. 0.6. RFS probability. 0.4. p = 0.6158 (Log-rank test, two-sided). 0.2. 70. 63. 57. 51. 48. 43. 33. Hp 1-1. 189. 176. 160. 143. 138. 124. 107. Hp 2-1. 112. 103. 90. 80. 73. 66. 58. Hp 2-2. 0.0. 0. 12. 24. 36. 48. 60. 72.

113 views • 1 slides