LIS Latent TB infection phase 1 and 2 2009

Malawi, 2008 - 2012

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Reference ID

MWI-MEIRU-TB-LIS-2008-v01

Producer(s)

Dr. Anne Ben-Smith, Prof. Amelia C Crampin

Collections

Karonga HDSS Karonga -District-wide

Metadata

Documentation in PDF DDI/XML JSON

Created on

Nov 14, 2025

Last modified

Nov 15, 2025

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Pterygium (eyeptery)

Data file: tb_tbi

Overview

Valid: 47

Invalid: 2637

Type: Discrete

Decimal: 0

Width: 1

Range: 0 - 9

Format: Numeric

Questions and instructions

Literal question

If eye any abnormality, is there any of the following: Pterygium

Categories

Value	Category	Cases
0	No	31	66%
1	Yes	16	34%
8	Unknown	0	0%
9	Missing	7
Sysmiss		2630

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.

Others

Notes

Available in versions -,, 01, 04, 09, 12
If Abnormality of the eye = 1 then this variable must = 1; ; Must be blank if abnormality of the eye <> 1

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