'Proportional hazards model' presentation slideshows

Survival Analysis for Randomized Clinical Trials

Survival Analysis for Randomized Clinical Trials. Ziad Taib March 9, 2012. I The log-rank test. INTRODUCTION TO SURVIVAL TIME DATA ESTIMATING THE SURVIVAL FUNCTION THE LOG RANK TEST. Survival Analysis. Survival Analysis in RCT.

1k views • 73 slides

Bivalirudin SCAI-ACC/i2 2008 presentations

Bivalirudin SCAI-ACC/i2 2008 presentations. HORIZONS AMI subgroups: Impact of clopidogrel Dangas et al Diabetes Witzenbichler et al Renal impairment Mehran et al Gender Grinfeld et al Age Dudek et al Abciximab, eptifibatide strata Gualiumi et al US, non-US Brodie et al.

749 views • 60 slides

Lecture 20

Lecture 20. Comparing groups Cox PHM. Comparing two or more samples. Anova type approach where ? is the largest time for which all groups have at least one subject at risk Data can be right-censored for the tests we will discuss. Notation.

586 views • 49 slides

Trauma, Posttraumatic Stress Disorder, and Substance Use Disorders

Trauma, Posttraumatic Stress Disorder, and Substance Use Disorders. Naomi Breslau, Ph.D. Department of Epidemiology. DSM-IV Posttraumatic Stress Disorder. A. Exposure to a traumatic event (1) actual or threatened death or injury (2) response involved fear, helplessness, horror

594 views • 38 slides

Funding: NIA AG 12975 1997-2008 NIDDK DK 60753, AG10129, AG10220; USDA 00-35200-9073

Migration, nativity and cultural orientation as predictors of decline in cognitive status, incidence of dementia/CIND and all cause mortality in The Sacramento Area Latino Study on Aging.

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Modeling and Detection of Sudden Spurts in Activity Profile of Terrorist Groups

Modeling and Detection of Sudden Spurts in Activity Profile of Terrorist Groups. Vasanthan Raghavan Joint work with Aram Galstyan and Alexander Tartakovsky. QMDNS May 1, 2012. Broad Objectives . Terrorism is no longer a shocking word to most of us!

376 views • 25 slides

Time-to-Event Outcomes

Time-to-Event Outcomes. Chapter 7. Time to Event Outcomes. An outcome with two pieces: Time Did the event happen? (Dichotomous) Examples: Time to relapse Time to conception Time to death (AKA Survival Analysis). Hazard Functions and Survival Curves. Numerical and Graphical Summaries.

330 views • 23 slides

Analysis of Complex Survey Data

Analysis of Complex Survey Data. Day 4: Survival analysis and Cox proportional hazards models. Nonparametric Survival Analysis. Kaplan-Meier Method (also called Product-Limit Method) Life Table Method (also called Actuarial Method). Nonparametric Survival Analysis.

339 views • 23 slides

Zorana Jovanovic Andersen 27.09.2011 ERS

Long-term exposure to air pollution and asthma hospitalisations in older adults: a cohort study. Zorana Jovanovic Andersen 27.09.2011 ERS. Conflict of interest disclosure

377 views • 20 slides

Marital Disruption and the Risk of Losing Health Insurance Coverage

Marital Disruption and the Risk of Losing Health Insurance Coverage. James Kirby AHRQ. Research Questions. To what extent does marital disruption increase the risk of losing health insurance? Does the association diminish over time?. Motivation.

245 views • 16 slides

Analysis of Cohort Data (Kenya PNC) Unintended Pregnancy

Analysis of Cohort Data (Kenya PNC) Unintended Pregnancy. Weiwei Zhou, Isolde Birdthistle , Susannah Mayhew - on behalf of the Integra Team. Cohort datasets. Cohort: Kenya PNC (n=869) Four rounds: Baseline, 6 months, 16 months, 24 months Study group: Intervention, Comparison

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OBJECTIVE :

Figure 1. 1.0. 0.9. 0.8. 0.7. Disease Free Survival. 0.6. S S+RT. p = 0.59. 0.5. Fraction Surviving. 0.4. Overall Survival. S S+RT. p = 0.92. 0.3. 0.2. 0.1. 0.0. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Time, years.

145 views • 1 slides

SURVIVAL AND SERIOUS LONG TERM PERITONEAL COMPLICATIONS IN PERITONEAL DIALYSIS PATIENTS

275 views • 1 slides