John Dee's Almanac

John Dee's Almanac

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John Dee's Almanac
John Dee's Almanac
Emergency Department Admissions: Analysis of CDS Dataset (part 10)

Emergency Department Admissions: Analysis of CDS Dataset (part 10)

I analyse an anonymised data dump of 1.9 million admissions records to the emergency departments of an undisclosed NHS Trust for the period June 2017 – September 2021

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John Dee
Jul 08, 2024
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John Dee's Almanac
John Dee's Almanac
Emergency Department Admissions: Analysis of CDS Dataset (part 10)
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Summary

  • Five weekly periods have been identified when the ratio of in-hospital to emergency department death was substantially and remarkably elevated, these occurring during lockdown (2020/w15 - w16 covering the period 3 April - 17 April 2020) and immediately after vaccine rollout (2021/w2 - w4 covering the period 9 January – 29 January).

  • The anonymised electronic patient records for a sample of 21,928 adult in-hospital deaths occurring between 1 January 2020 and 10 September 2021 for an undisclosed NHS Trust were subject to statistical analysis in order to identify correlates for the peculiar periods.

  • A neural network model (multilayer perceptron) was developed revealing the relative importance of 42 clinical variables, enabling a patient profile to be formulated for these two unique periods. Total diagnoses made, age at death, COVID-19 diagnosis and diabetes featured as the top four discriminators.

Appetiser…

In part 9 of this series I identified five peculiar periods when the ratio of …

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