Association between body composition and khat chewing in Ethiopian adults

被引:18
作者
Girma T. [1 ]
Mossie A. [2 ]
Getu Y. [3 ]
机构
[1] Department of Paediatrics and Child Health, College of Public Health and Medical Sciences, Jimma University, Jimma
[2] Department of Biomedical Sciences (Physiology), College of Public Health and Medical Sciences, Jimma University, Jimma
[3] Save the Children International, Jimma
关键词
Bioimpedance; Body composition; Catha edulis Forsk; Fat free mass; Fat mass; Khat chewing;
D O I
10.1186/s13104-015-1601-2
中图分类号
学科分类号
摘要
Background: Khat (Catha edulis Forsk) is a psychostimulant herb widely cultivated and used in Ethiopia. The link between khat use and body composition is little known. Objective: The aim was to determine the association between body composition and khat use. Methods: We recruited 415 individuals 18-78 years of age from Jimma Town. Sociodemographic and lifestyle data were collected using structured questionnaires. Fat mass (FM, kg) and fat-free mass (FFM, kg) were estimated from whole-body bio impedance. Weight (kg), FM and FFM were indexed to height (m) as BMI (kg/m2), fat mass index (FMI) (kg/m) and fat-free mass index (FFMI) (kg/m), respectively. Independent predictors of BMI, FMI and FFMI were identified using regression analysis. Result: Participants' mean ± SD of age was 37 ± 13 years and 205 (53.2 %) were males. Mean ± SD of BMI, FMI and FFMI were 21.0 kg/m2 ± 4.1, 6.8 kg/m ± 5.2 and 27.9 kg/m ± 3.8, respectively. Multivariable model showed that, compared with non-chewers, khat chewers had a lower BMI (B = -1.56, 95 % CI -0.78, -2.33) and FMI (B = 2.19, 95 % CI -1.32, -3.06). FMI was lower in cigarette smokers than non-smokers by -1.36 kg/m (95 % CI -0.23, -2.49). Concurrently, khat and cigarette users increased FMI by 2.78 (95 % CI 0.11, 5.44). FFMI decreased with age (B = -0.02, 95 % CI -0.05, -0.002). Conclusion: FMI and BMI were lower in khat users than non-users, but there was no difference in lean mass. The consequence of this body composition change should be investigated. © 2015 Girma et al.
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