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

Metadata

Documentation in PDF DDI/XML JSON

Created on

Nov 14, 2025

Last modified

Nov 15, 2025

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Year stopped smoking (D) (smokestop)

Data file: combined_tb_cases_controls_final

Overview

Valid: 1280

Invalid: 11631

Type: Continuous

Decimal: 0

Start: 1147

End: 1150

Width: 4

Range: 1950 - 2018

Format: Numeric

Questions and instructions

Literal question

If (smokestill) is No, Year stopped smoking

Imputation and derivation

Derivation

variable: smokestest [decade estimate of smoking stop] (table[s]: tb_tbx, tb_tbxto2007, tbold_part1/2, tb_tbo, tb_tboto2007, tbold_control)
variable: smokestop [year estimate of smoking stop] (table[s]: tb_tbx, tb_tbxto2007, tbold_part1/2, tb_tbo, tb_tboto2007, tbold_control)

replace smokestop=1895 if smokestest==1
replace smokestop=1905 if smokestest==2
replace smokestop=1915 if smokestest==3
replace smokestop=1925 if smokestest==4
replace smokestop=1935 if smokestest==5
replace smokestop=1945 if smokestest==6
replace smokestop=1955 if smokestest==7
replace smokestop=1965 if smokestest==8
replace smokestop=1975 if smokestest==9
replace smokestop=1985 if smokestest==10
replace smokestop=1995 if smokestest==11
replace smokestop=1895 if smokestest==12
replace smokestop=1907 if smokestest==13
replace smokestop=1924 if smokestest==14
replace smokestop=1940 if smokestest==15
replace smokestop=1951 if smokestest==16
replace smokestop=1960 if smokestest==17
replace smokestop=1970 if smokestest==18
recode smokestop 0=.

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