Background: Maternal undernutrition rates in Ethiopia are among the highest in the world. In addition, a huge inequity exists within the country, with pregnant women in rural communities being at increased risk. This study assessed the prevalence of undernutrition and its associated factors among pregnant women in a rural community in southern Ethiopia. Methods: A community-based cross-sectional study was conducted among 376 randomly selected pregnant women. Data were collected through face-to-face interview followed by mid–upper arm circumference measurement. Household food insecurity and minimum dietary diversity for women were assessed. Data were entered into EpiData 3.1 and exported to SPSS 20 for analysis. Logistic regression models were fitted to check associations between independent variables and undernutrition. Statistical significance was set at p<0.05. Results: The prevalence of undernutrition was 41.2% (95% CI 36.3%–46.3%). Unintended pregnancy (AOR 2.06, 95% CI 1.27–3.36) and not participating in Wome's Health Development Army meetings (AOR 3.64, 95% CI 1.51–8.77) were independent predictors of undernutrition. However, minimum dietary diversity for women of five or more food groups (AOR 0.24, 95% CI 0.07–0.82), having at least one antenatal care visit (AOR 0.46, 95% CI 0.27–0.78), age at first pregnancy ≥20 years (AOR 0.39, 95% CI 0.21–0.76), and being from food-secure households (AOR 0.26, 95% CI 0.16–0.43) were independent protective factors against undernutrition. Conclusion: Undernutrition among pregnant women was highly prevalent in the study area. Interventions aiming to reduce undernutrition should focus on discouraging teenage and unintended pregnancy, reducing household food insecurity, and promoting antenatal care visits and encouraging consumption of diversified diets by women. Strengthening the existing network of the Women’s Health Development Army seems to be very important.
The study was conducted in Goro Dola District, Guji Zone, Oromia Regional State, southern Ethiopia from June 15 to 30, 2020. The district is located 595 km to the south of Addis Ababa. It has three urban and 18 rural rural kebeles (the smallest administrative unit in Ethiopia), and an estimated population of 83,243, of which 2,889 were pregnant. A majority of the residents are sedentary farmers, whose basic livelihood is livestock. This was a community-based cross-sectional study. All pregnant women in any trimester residing in the district were the source population, while all pregnant women in any trimester who were registered on pregnancy screening–registration books of the health posts in the selected kebeles of the district during the study period were the study population. The primary outcome of the study was to identify the prevalence of undernutrition and factors associated with it. The sample size was calculated by using a single population–proportion formula with assumptions of undernutrition prevalence among pregnant women of 31.8% from a previous study in the Ethiopian Central Rift Valley,16 5% margin of error, 95% confidence level, and 15% nonresponse rate. As such, the sample size calculated was 383. After stratifying kebeles in the district into urban (n=3) and rural (n=18), we allocated the sample size proportionally (proportional to the number of pregnant women in each kebele) to each stratum. The identity of each woman was obtained from the pregnancy screening–registration book of health posts and was used as a sampling frame. Women were then selected by simple random sampling using computer-generated random numbers. Data were collected through face-to-face interviews and anthropometric measurements by going from home to home. Data on sociodemographic, reproductive, medical, behavioral, and health-care factors were collected using a structured questionnaire developed from the literature.17–19 Data on minimum dietary diversity for women (MDDW) were collected using the standard FAO 2016 tool.20 The MDDW is a composite indicator used to reflect dietary micronutrient adequacy. It is computed using ten food groups (grains, white roots, tubers and plantains, other vegetables, dairy foods, pulses, dark-green leafy vegetables, other vitamin A–rich fruit and vegetables, eggs, other fruit, meat, poultry, and fish, nuts, and seeds) for comparison. Household food insecurity was assessed with the standard Food and Nutrition Technical Assistance 2007 tool.21 Mid–upper arm circumference (MUAC) was measured on women’s nondominant hand (arm) at the midpoint between the olecranon process and acromion process.Unstretchable MUAC tape with the correct tension (not too loose/tight) was used, and values were recorded to the nearest 0.1 cm. We took measurements twice, and average values were used for analysis. Eight nurses collected the data, and four health officers supervised the field data–collection process. The questionnaire was prepared in English and translated into the local language (Afaan Oromoo), then translated back to English by two experts with good command of both languages. Two days’ training was given to data collectors and field supervisors on the objectives of the study, contents of the questionnaire, interview techniques, and confidentiality and rights of respondents. To minimize intra- and interobserver variability in measurements, relative technical error of measurement was calculated during the training among ten pregnant women. In addition, a pretest was conducted on 19 pregnant women residing in the kebeles of a nearby district. The data-collection process was supervised by SZ and field supervisors. Data were cleaned, coded, and entered into EpiData 3.1, then exported to SPSS 20 for analysis. The outcome variable, undernutrition, was categorized and coded as 1 for “yes” if MUAC were <23 cm and 0 for “no” for MUAC ≥23 cm. Descriptive analysis — simple frequencies, means, and ranges — were calculated and presented in the form of statements and tables. A household wealth index was constructed using principal-component analysis by considering locally available household assets and then categorizing as poor, medium, and rich. A household food-insecurity access score was calculated for each household by summing up the frequency of occurrence of the nine food insecurity–related conditions thatmeasure household food insecurity in the previous 4 weeks. The nine items were recorded as 0 for “no” to each occurrence and 1 for “yes” responses. It was then categorized as food-secure when all items had been answered “no” and food in-secure otherwise. MDDW, a dichotomous indicator of whether or not the women had eaten five or more of ten food groups in the last 24 hours, was categorized as “MDDW not met” if fewer than five and “MDDW met” otherwise. Bivariate analyses were done to assess the association between each independent variable and the outcome variable with CORs and 95% CIs. Then, variables with p<0.25 were considered as candidates for the multivariate model. Multicollinearity among the independent variables was checked using the variance-inflation factor. Model fitness was checked with Hosmer–Lemeshow goodness-of-fit test. AORs and 95% CI were used to estimate strength of association. Statistical significance was set at p<0.05.
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