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Initial Results the Scottish Out-of-Hospital Cardiac Arrest data linkage project

Official Print Publication Date
Website Publication DateAugust 08, 2017


ISBN 978 1 78851 111 7
PPDAS 266146

This document is also available in pdf format (649KB)


The problem
The solution
Linking the data


Summary of main findings

Initial results of the Scottish out-of-hospital cardiac arrest data linkage project
Interpretation of results and comparisons
Defining the cohort; identifying people who had an OHCA

Incidence of OHCA
Number of patients with OHCA in Scotland
Sex and age distribution of OHCA patients
SIMD status of OHCA patients
Number of patients with OHCA in urban and rural areas

Resuscitation following OHCA
Presenting heart rhythms
Bystander Cardiopulmonary Resuscitation

Survival following OHCA
Comparison of survival rates with other registries
Using logistic regression to make like-for-like comparisons
Effect of age and sex on survival of OHCA patients
Effect of SIMD status on survival of OHCA patients
Effect of urban and rural environment on survival of OHCA patients
Effect of Initial heart rhythm on survival of OHCA patients
Effect of bystander CPR on survival of OHCA patients

Data linkage process
Permissions process
Data sources
Data linkage process
Data confidentiality and security

Description of data used
Calculations of survival rates - assumptions made about unlinked episodes
Logistic regression analyses
Adjustments for variables in the causal pathway
Completeness and quality of the data

Data development




Correspondence and enquiries