All Bioimpedance and Hand-grip Data (Karonga and Lilongwe combined data)

Malawi, 2016 - 2019

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Reference ID

MWI-MEIRU-bioimp-handgrip-combined-v01

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Combined / Harmonized Datasets Karonga HDSS Lilongwe HDSS

Metadata

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Created on

Nov 14, 2025

Last modified

Nov 18, 2025

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Fat mass in KG (machine value) (D) (fatmass_M)

Data file: bioimp_handgrip_combined

Overview

Valid: 2294

Invalid: 1133

Type: Continuous

Decimal: 0

Start: 104

End: 119

Width: 16

Range: 2 - 83.8499984741211

Format: Numeric

Description

Definition

Fat mass in KG (machine value)

Imputation and derivation

Derivation

variable: biofmassf (table[s]: arkk_arkq, arkl_arkq, kduk_kduq, kdul_kduq)
variable: biofmasss (table[s]: arkk_arkq, arkl_arkq, kduk_kduq, kdul_kduq)
variable: bodyf (table[s]: phdk_hsbc, phdl_hsbc)
variable: weight (table[s]: this dataset)
variable: fat_mass_kg_bs (table[s]: NUTdata_KAR, NUTdata_LLW)
variable: fat_mass_kg_bs_2 (table[s]: NUTdata_KAR, NUTdata_LLW)
variable: dropped_M (table[s]: this dataset)

<ARK &KDU data:>
egen fatmass_M=rowmean(biofmassf biofmasss)
<PHD data:>
gen fatmass_M=weight*(fatmasspc_M/100)
<NUT data:>
egen fatmass_M=rowmean(fat_mass_kg_bs fat_mass_kg_bs_2)
<remove inconsistent data from combined data:>
foreach var in fatmass_M fatmasspc_M ffmass_M ffmasspc_M {
replace `var'=. if dropped_M==1
}

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