Volume 8, Issue 3 (Aug 2023)                   JNFS 2023, 8(3): 376-382 | Back to browse issues page


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Lafz S, Amini Z. Food Security of the Elderly during COVID-19 Pandemic. JNFS 2023; 8 (3) :376-382
URL: http://jnfs.ssu.ac.ir/article-1-556-en.html
Department of Community and Family Medicine, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran.
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Food Security of the Elderly during COVID-19 Pandemic

Sheida Lafz; MD1 & Zahra Amini; MD*2


1 Department of Community Medicine, Isfahan University of Medical Sciences, Isfahan, Iran; 2 Department of Community and Family Medicine, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran.
 
ARTICLE INFO ABSTRACT
ORIGINAL ARTICLE
Background: COVID-19 ushered in a new era of devastating economic and social conditions and sustainable food chains around the world. One of the most vulnerable groups in this situation was the elderly. This study aims to investigate the consequences of the COVID-19 pandemic on food security of the elderly living in Isfahan, Iran. Methods: Written informed consent was obtained from 350 old people before entering the study. Data were collected using socioeconomic status and FaCPS-FSSM food security questionnaires; there were eight items which measured food security among the elderly. Results: 41.7% (n=146) of the elderly had complete food security. In addition, 29.4% (n=103), 20% (n=70), and 8.9% (n=31) of participants suffered from food insecurity without hunger, food insecurity with moderate hunger, and food insecurity with severe hunger, respectively. There was a significant association between socioeconomic factors, such as age, education level, family size, the number of children and food security (P<0.001). Meanwhile, variables of gender, ethnicity, the total number of children, and marital status were not significantly associated with food security (P>0.001). In addition, there was a significant association between economic factors such as employment status, homeownership, having health insurance, receiving food aid, being supported by philanthropic organizations, and food security (P<0.001). Conclusion: Considering the high prevalence of food insecurity among the elderly, special attention should be paid to factors contributing to this issue; they should be translated into improved food security for the elderly by removing risk factors and strengthening protective factors.
Keywords: Food security; COVID-19; Elderly; Isfahan
Article history:
Received: 10 Jan 2022
Revised: 4 Apr 2022
Accepted: 18 Apr 2022
*Corresponding author:
z.amini@med.mui.ac.ir
Assistant Professor. Department of Community and Family Medicine, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran.

Postal code: 8174673461
Tel: +98 837928126
Introduction
COVID-19 is a highly contagious disease identified in December 2019 and was declared a pandemic by World Health Organization (WHO) on March 11, 2020. The impact of COVID-19 on the lives of the billions of people was not limited to direct health threat; it also jeopardized food security through disruptions of local and national food systems and economies (Béné, 2020). Food security ensures access of all people at all times, both physical and economic, to the basic food they need for a healthy and active life (Behzadifar et al., 2016). Before COVID-19 pandemic, millions of people were suffering from hunger, malnutrition, and food insecurity all around the world. The situation is worse now because the pandemic posed several major threats regarding food availability and stability; they include decline in food production, disruptions in supply chain and restrictions in trade. On the other hand, food shortages and lower incomes can affect families' food choices (Laborde et al., 2020). In general, there is food insecurity when social, physical, and economic access to safe and nutritious food is not adequate; therefore, human nutritional needs are not provided for in a healthy and active life (Prosekov and Ivanova, 2018). Food security is one of the most critical factors affecting elderly's health. It can improve the quality of life through physiological processes (Pak and Kim, 2020). As the older population ages, the necessity of evaluating the extension of food insecurity increases; this is because food security affects the elderly's health and medical expenditures (5). Various studies investigated food insecurity and the various factors contributing to this issue such as economic and social factors (Leroux et al., 2018, Njeri, 2021). In Iran, Fallah-Tafti et al. studied the impact of education, family size, income, and employment on a sample of elderly people living in the city of Arak (Fallah Tafti et al., 2016). In Iran, few studies specifically examined the prevalence of food insecurity among the elderly and the factors affecting it during COVID-19 pandemic. This information is important for developing and evaluating healthcare and social welfare policies for the elderly.
Materials and Methods
Study design and participants: This cross-sectional study was conducted from April 2020 to June 2021. The inclusion criteria consisted of all the individuals over 60 with the ability to answer the questions and willingness to participate in this study. The exclusion criteria were incomplete filling of the questionnaire by more than 20%, unwillingness to participate, or withdrawing from the study. The sample size was estimated to be 350 subjects, based on the confidence coefficient (Z) of 95% (1.96) and the prevalence of 65% for the elderly's food insecurity (Behzadifar et al., 2016). Samples were selected through simple random sampling (using national code) from comprehensive educational health service centers in Isfahan.
Measurements: Data were collected using an 8-item Farsi Current Population Survey–Food Security Survey Module questionnaire (FaCPS-FSSM) designed and validated by Milani et al. to assess food security among old age population (Milani Bonab et al., 2012). In order to score this questionnaire, first, the positive answers, i.e. yes, often and sometimes, were given one point, while the negative answers, i.e. no, and never answers received zero. Then, the scores were summarized and food security was determined. A score of 0-2 was considered food security; 3-4, food insecurity without hunger (or mild hunger); 5-6, food insecurity with moderate hunger; and 7-8, food insecurity with severe hunger. The total score of this 8-item questionnaire ranges from zero (the highest level of food security) to eight (the lowest level of food security).
The information about age, sex, education, employment status, marital status, number of children, ethnicity, house ownership, receiving humanitarian aid, food aid, complementary insurance coverage, and family size were also collected. This data was self-reported by participants and Food safety questions were completed through interviews.
Ethical considerations: This study was performed according to the principles established by the Declaration of Helsinki and revised in 2013 in Fortaleza. The study was reviewed and approved by the Ethics Committee of Isfahan University of Medical Sciences (IR.MUI.MED.REC.1399.480).
Data analysis: SPSS version 22, chi-square test, one-way variance analysis (ANOVA), and regression analysis were used for data analysis. P-value<0.05 was considered significant.
Results
The study involved 350 elderly people, of whom 165 were women, and 185 were men. The mean age of participants was 72.24±7.90 year. According to the findings, 41.7% (n=146) enjoyed food security, 29.4% (n=103) suffered from food insecurity without hunger, 20% (n=70) experienced moderate hunger, and 8.9% (n=31) suffered from food insecurity with severe hunger (Table 1). There was no significant association between gender and food security. 42.7% of men and 40.6% of women had secure food status. In addition, being married was not significantly associated with food insecurity. On the other hand, there was a significant association between education level and food insecurity, so that 17.2% of illiterate participants were suffering from severe food insecurity; this was while for those with an education level of high school diploma and higher, this rate was 2.2%. As expected, variables of being employed, retirement, house ownership, unemployed, etc., were significantly associated with food insecurity. Employed participants had the highest level of food security (76.6%). Moreover, ethnicity has a significant effect on food insecurity (P = 0.045).
As shown in Table 2, there was significant difference between mean age and food insecurity. The mean age of those with food security was 69.6, food insecurity without hunger was 72.34, food insecurity with moderate hunger was 74.7, and food insecurity with severe hunger was 78.77 year. In other words, with aging, food security would be more challenging. Furthermore, family size and the number of children living with the elderly significantly affected food security; such an effect was not observed for the total number of children (P= 0.818).
The effect of economic factors on food security is shown in Table 3. Variables of health insurance, complementary insurance, receiving food aid, house ownership, and coverage of supportive organizations were associated with food security (P<0.001). In addition, 44.9% of those with health insurance and 62.6% of those with complementary insurance benefited from food security. In addition, 1.4% of those who owned a house suffered from severe food insecurity.
Linear regression test was used to predict food security scores based on the studied variables. The best variables to predict food security score included employment status, age, and house ownership, respectively.
Table 1. Frequency distribution of different levels of food security based on the studied qualitative social factors.
P-valueb Total Food security status Variables
Severe insecurity Moderate insecurity Mild insecurity Secure
0.868 Gender
165 15(9.1) 36(21.8) 47(28.5) 67(40.6) a     Female
185 16(8.6) 34(18.4) 56(30.5) 79(42.7)     Male
0.012 Marital status
63 8(12.7) 12(19.0) 27(42.9) 16(25.4)    Single
287 23(8.0) 58(20.2) 76(26.5) 130(45.3)    Married
<0.001 Education level
81 14(17.3) 16(19.8) 24(29.6) 27(33.3)    Illiterate
102 12(11.8) 21(20.6) 40(39.2) 29(28.4)    Elementary
122 4(3.3) 22(18.0) 29(23.8) 67(54.9)    (Diploma degree
45 1(2.2) 11(24.4) 10(22.2) 23(51.1)    Academic education
<0.001 Employment status
77 0(0.0) 4(5.2) 14(18.2) 59(76.6)     Employed
112 6(5.4) 26(23.2) 45(40.2) 35(31.3)     Retired
100 7(7.0) 19(19.0) 28(28.0) 46(46.0)     Housewife
33 7(21.2) 9(27.3) 11(33.3) 6(18.2)     Income with no job
21 8(38.1) 9(42.9) 4(19.0) 0(0.0)     Unemployed
7 3(42.9) 3(42.9) 1(14.3) 0(0.0)     Others
0.045 Ethnicity
271 24(8.9) 56(20.7) 70(25.8) 121(44.6)     Fars
79 7(8.9) 14(17.7) 33(41.8) 25(31.6)     Non-Fars
    350 31(8.9) 70(20.0) 103(29.4) 146(41.7) Total
a: N (%); b:Chi-square test.
Table 2. The mean (±SD) of quantitative social factors in terms of food security status.
P-valuea Total Food security status Variables
Severe insecurity Moderate insecurity Mild insecurity Secure
<0.001 72.24±7.90 78.77±7.65 74.70±8.40 72.34±7.97 69.60±6.38a Age
<0.001 2.38±0.96 2.06±0.81 2.17±0.76 2.09±0.68 2.76±1.12 Family size
0.818 3.26±1.37 3.42±1.11 3.34±1.51 3.20±1.61 3.23±1.15 Total number of children
<0.001 0.35±0.59 0.13±0.34 0.23±0.45 0.29±0.55 0.51±0.68 Number of children living with elders
 b: ANOVA test.
Table 3. Frequency distribution of different levels of food security based on the studied economic factors.
P-valueb Total Food security status Variables
Severe
insecurity
Moderate
insecurity
Mild
insecurity
Secure
<0.0001 Insurance coverage
303 17(5.6) 58(19.1) 92(30.4) 136(44.9)a    Yes
47 14(29.8) 12(25.5) 11(23.4) 10(21.3)     No
<0.0001 Complementary insurance coverage
107 4(3.7) 13(12.1) 23(21.5) 67(62.6)    Yes
243 27(11.1) 57(23.5) 80(32.9) 79(32.5)     No
<0.0001 House ownership
210 3(1.4) 36(17.1) 57(27.1) 114(54.3)    Private
115 20(17.4) 29(25.2) 39(33.9) 27(23.5)    Rent
12 1(8.3) 2(16.7) 5(41.7) 4(33.3)    Conditional on providing a service
7 5(71.4) 1(14.3) 0(0.0) 1(14.3)    Free
6 2(33.3) 2(33.3) 2(33.3) 0(0.0)    Others
<0.0001 Coverage of supportive organizations
315 19(6.0) 56(17.8) 96(30.5) 144(45.7)     No
18 9(50.0) 8(44.4) 0(0.0) 1(5.6)    Imam Khomeini Relief Foundation
10 3(30.0) 3(30.0) 3(30.0) 1(10.0)    State Welfare Organization of Iran
7 0(0.0) 3(42.9) 4(57.1) 0(0.0)    Charity organizations
<0.0001 Food aid
47 14(29.8) 19(40.4) 7(14.9) 7(14.9)    Yes
303 17(5.6) 51(16.8) 96(31.7) 139(45.9)     No
 350 31(8.9) 70(20.0) 103(29.4) 146(41.7) Total
a: N (%); b: Chi-square test.
Discussion
Food security is an essential prerequisite for the elderly's health. Older population is among the vulnerable groups regarding food insecurity with direct effects on their health; it can impose additional costs on health system (Gundersen and Ziliak, 2015). The findings of the present study showed that only 41.7% of the elderly benefited from food security, and more than half suffered from food insecurity; 29.4% faced food insecurity without hunger, 20% experienced moderate hunger, and 8.9% suffered from food insecurity with severe hunger. The findings indicated a significant association between variables of education and age, and food security; however, such association did not take into account gender, marriage status, and ethnicity. There was a significant association between employment status, retirement, being a housewife, income with no job, unemployment, and food insecurity. Food insecurity was highly severe among people without income. In addition, the results showed that although the total number of children had no significant effect on food security, the family size and the number of children living with the elderly had a significant effect on food security. The association between having insurance coverage, complementary insurance, house ownership, and receiving benefits from philanthropic organizations and food security was significant.
The rate of food insecurity among the elderly was reported to be 13.5% in the United States- a 58.8% increase compared to the period before COVID-19 pandemic (Ashbrook, 2021).  In a study conducted by Ziliak et al. nutritional deficiencies in adults during COVID-19 pandemic was tripled compared to 2019. The deficiencies among the elderly during this period was increased by 75% (Ziliak, 2021). Elsahoryi et .al assessed the impact of COVID-19 on household food security in Jordan and revealed that 23.1% of the participants faced severe food insecurity, while 36.1% experienced moderate food insecurity, and 40.7% enjoyed food security (Elsahoryi et al., 2020). This difference in results can be explained due to the target group.
 Various studies investigated factors that contribute to food security of the elderly in different societies by emphasizing socioeconomic factors. While some studies investigated this issue in Iran, there is no literature on food insecurity among the elderly during COVID -19 pandemic.  In a study on factors regarding food insecurity in Tehran (Iran), Egrari et al. reported similar results; lower education levels and insufficient income were directly associated with food insecurity (Eghrari et al., 2020). In the same vein, Alipour et al. reported that having a high school diploma or lower educational degree, not having health insurance, and suffering from chronic diseases directly affected food insecurity among those living in Tehran (Alipour et al., 2021). Cheng et al. investigated the prevalence of food insecurity in the elderly in Beijing, China (Cheng et al., 2016). They showed that the elderly living with children suffered from a lower level of food security compared with their counterparts. This was not in line with the findings of the present study, as the authors of this study found a significant association between the number of children living with elders and prevention of food insecurity.
In a study in South Africa, Oldewage-Theron found a 60% prevalence of food insecurity among older population. They also reported a significant association between food insecurity and variables of age and income. However, such association was not observed for marital status. In general, they found that age and marital status can be used to predict food insecurity (Oldewage-Theron and Egal, 2021). However, based on the present study's findings, employment status, age, and house ownership were the main factors predicting food insecurity. Similar studies were reported by Lee et al., who evaluated the impact of socioeconomic variables (e.g., income and education level) as well as food aid programs among old people living in New York. They noted that lower economic status, lower education level, and receiving food aid were significantly associated with food insecurity (Lee and Frongillo Jr, 2001). Fernandes et al. also suggested a significant association between economic factors and food insecurity (Fernandes et al., 2018).
It seems that food aid programs play a considerable role in reducing food insecurity, including the elderly living in Isfahan city. Hence, further studies are needed to extend the knowledge regarding this issue.
This study also had limitations. First, it was a cross-sectional study that limited the ability to explore stochastic relationships and created time sequences of relationships. Second, the method of data collection was self-reporting, in which individuals may for some reason refuse to provide a consistent answer. Third, the tools used were domestic, which limited the possibility of comparison with other countries. Despite these limitations, the findings provide a valuable resource for understanding the key factors associated with food insecurity among the elderly during the pandemic. They can be used for the development of public health prevention strategies and policies.
Conclusion
Some socioeconomic factors, including marital status, gender, ethnicity, and the total number of children, were not significantly associated with food insecurity. In contrast, other social factors such as employment status, age, education level, family size, and the number children living
with the elderly had a significant relationship
with food insecurity. In addition, economic factors such as house ownership, insurance coverage, complementary insurance, receiving food aid, and the support from philanthropic organizations had a significant association with food security.

Authors' Contributions
Lafz S participated in design, data analysis and manuscript writing and Amini Z participated in the study design, data collection and manuscript writing.
Funding
This project was supported by Vice Chancellor of Research in Isfahan University of Medical Sciences.
Conflict of interest
The authors declared no conflict of interest.
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Type of article: orginal article | Subject: public specific
Received: 2022/01/10 | Published: 2023/08/28 | ePublished: 2023/08/28

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