Weight, body composition and handgrip strength among pulmonary tuberculosis patients: a matched cross-sectional study in Mwanza, Tanzania

George Praygod, Nyagosya Range, Daniel Faurholt-Jepsen, Jeremiah Kidola, Maria Faurholt-Jepsen, Martine G. Aabye, Lotte Jensen, Andreas V. Jensen, Harleen M.S. Grewal, Pascal Magnussen, John Changalucha, Åse Bengård Andersen, Henrik Friis

30 Citations (Scopus)

Abstract

This study aimed to estimate deficits in weight, arm fat area (AFA), arm muscle area (AMA) and handgrip strength among smear-positive pulmonary TB (PTB+) patients starting treatment. We conducted a cross-sectional study among PTB+ patients and age- and sex-matched neighborhood controls. HIV status, anthropometric measurements and handgrip strength were determined. Deficits in weight, AFA, AMA and handgrip strength associated with PTB+ and HIV were estimated using multiple regression analysis. We recruited 355 pairs of PTB+ patients and controls. PTB+ was associated with deficits of 10.0. kg (95% CI 7.3; 12.7) in weight and 6.8. kg (95% CI 5.2; 8.3) in handgrip strength among females and 9.1. kg (95% CI 7.3; 10.9) in weight and 6.8. kg (95% CI 5.2; 8.4) in handgrip strength among males. In both sexes, PTB+ was associated with deficits in AFA and AMA. Among females, HIV was associated with deficits in AMA and handgrip strength, but the deficit in handgrip strength was larger among PTB+ patients (3.2. kg 95% CI 1.3; 5.2) than controls (-1.6. kg 95% CI -4.8; 1.5) (interaction, P = 0.009).These findings suggest that deficits in weight and handgrip strength among patients starting TB treatment are severe. Thus, nutritional support may be necessary to ensure reversal of the deficits, and may improve treatment outcomes.

Original languageEnglish
JournalTransactions of the Royal Society of Tropical Medicine and Hygiene
Volume105
Issue number3
Pages (from-to)140-147
Number of pages8
ISSN0035-9203
DOIs
Publication statusPublished - Mar 2011

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