STS Hospital-level stroke surveillance in Chilumba, Malawi: providing tools for evaluating interventions in hypertension and stroke in sub-Saharan Africa Karonga

Malawi, 2014 - 2017

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Reference ID

DDI-MWI-KA-MEIRU-STS-2015-v01

Producer(s)

Professor Moffat Nyirenda, Professor MiaCrampin, Dr Alison Price, , , ,

Collections

Karonga HDSS

Metadata

DDI/XML JSON

Created on

Nov 14, 2025

Last modified

Nov 19, 2025

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86015

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notification event duration (dursymp)

Data file: sts_rast

Overview

Valid: 326

Invalid: 77

Type: Discrete

Decimal: 0

Start: 86

End: 86

Width: 1

Range: 1 - 8

Format: Numeric

Questions and instructions

Literal question

For the notification event what was the duration of onset of the symptoms?

Categories

Value	Category	Cases
1	Sudden	86	26.4%
2	Gradual: <1 hour	37	11.3%
3	Gradual: >1 hour	69	21.2%
4	Evolved > 24 Hrs	98	30.1%
5	Chronic (weeks or more)	36	11%
8	Unknown	0	0%
Sysmiss		77

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

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