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TB cases (1974-2018) and controls (1998-2018) analytical dataset (Karonga)

Malawi
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Reference ID
MWI-MEIRU-TB-COMBINE-FINAL-2022-v01
Producer(s)
Mia Crampin, Estelle McLean
Collections
Karonga -District-wide Combined / Harmonized Datasets Karonga HDSS
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Created on
Nov 14, 2025
Last modified
Nov 15, 2025
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Whether illhsetodate1 is an estimate (D) (illtodate1x)

Data file: combined_tb_cases_controls_final

Overview

Valid: 660
Invalid: 12251
Type: Discrete
Decimal: 0
Start: 768
End: 768
Width: 1
Range: 1 - 9
Format: Numeric

Questions and instructions

Literal question
Whether illhsetodate1 is an estimate
Categories
Value Category Cases
1 Full date known 0
0%
2 Day unknown 580
87.9%
3 Month unknown 0
0%
4 Day and month unknown 80
12.1%
8 Not known at all 0
0%
9 Missing 0
0%
Sysmiss 12251
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.

Imputation and derivation

Derivation
variable: illtoest1 [decade estimate of ill house stop] (table[s]: tb_tbxto2007)
variable: illtomm1 [month of ill house stop] (table[s]: tb_tbx, tb_tbxto2007)
variable: illtoyear1 [year of ill house stop] (table[s]: tb_tbx, tb_tbxto2007)
variable: illtodate1x [date of ill house stop is estimate] (table[s]: tb_tbxto2007)

replace illtodate1x=2 if illtoyear1~=.
replace illtodate1x=4 if illtomm1==. & illtoyear1~=.
replace illtodate1x=5 if illtoest1~=. & illtoyear1~=.
replace illfrdate2=illfromdate2 if illfrdate2==. & illfromdate2~=.
replace illfrdate2x=illfromdate2x if illfrdate2x==. & illfromdate2x~=.
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