Displaying publications 1 - 20 of 31 in total

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  1. Hamedanchi A, Momtaz YA, Khankeh HR, Zanjari N
    J Family Med Prim Care, 2020 Jun;9(6):2837-2842.
    PMID: 32984135 DOI: 10.4103/jfmpc.jfmpc_264_20
    BACKGROUND: Statistics show that the age of the Iranian population is advancing, and the marriage age is increasing as well. Clearly, an increase in the number of never-married older adults is expected. The aim of this descriptive, analytical study was to determine the growth trend of never-married older population and its association with education level in Iran.

    METHODS: Based on the raw data collected from the Statistical Center of Iran, we studied the population of never-married older adults in the past 25 years and evaluated the growth pattern in different parts of Iran, using ArcGIS software. We also examined the association of singlehood in late life with education in men and women residing in rural and urban areas, using the Chi-square test in SPSS version 22.

    RESULTS: A sharp increase was observed in the population of never-married older adults, particularly women, in the past 10 years. Women with formal education from urban and rural areas were more likely to be never married in late life (χ2 = 10455.35, P < 0.001 and χ2 = 271.31, P < 0.001, respectively). Older men with formal education from urban areas were more likely to be never married (χ2 = 35.44, P < 0.001), while men with formal education from rural areas were less likely to be never married (χ2 = 179.13, P < 0.001).

    CONCLUSION: The rate of increase in the population of never-married older women was much higher than the overall growth of older population. Women with formal education, particularly those with university and pre-university degrees, were more likely to be single in late life. It is strongly suggested to determine the causes and process of singlehood in old age in future research, including qualitative studies.

  2. Momtaz YA, Ibrahim R, Hamid TA, Yahaya N
    Aging Ment Health, 2011 May;15(4):437-45.
    PMID: 21500010 DOI: 10.1080/13607863.2010.536141
    Psychological well-being as one of the most important indicators of successful aging has received substantial attention in the gerontological literature. Prior studies show that sociodemographic factors influencing elderly's psychological well-being are multiple and differ across cultures. The aim of this study was to identify significant sociodemographic predictors of psychological well-being among Malay elders.
  3. Momtaz YA, Ibrahim R, Hamid TA, Yahaya N
    Omega (Westport), 2010;61(2):145-62.
    PMID: 20712141
    Spousal death is one the most stressful life events that seriously affects the psychological well being of widowed. This study examined the mediating effects of social and personal religiosity on the psychological well being of widowed elderly people. The sample for this study was comprised of 1367 widowed and married elderly Muslims from Malaysia. Psychological well being, religiosity, and physical health were measured using WHO-5 Well being Index, Intrinsic Extrinsic religiosity scale, and a checklist of 16 physical health problems, respectively. Data analysis was conducted using the Statistical Package for Social Sciences (version-13). As expected, bivariate correlation analysis revealed that widowhood is statistically and negatively associated with psychological well being. Results of multiple hierarchical regression analyses and Sobel test showed that only the indirect effect of widowhood through personal religiosity was statistically significant (Sobel = -2.79, p < .01). Sobel test for social religiosity was not significant (Sobel = -1.54, p > .05). The results of this study confirmed earlier studies, which found that widowhood negatively affects psychological well being of elderly people. Overall, the findings show that the potential solace provided by religiosity can decrease the negative effects of widowhood on the psychological well being of widowed elderly people.
  4. Momtaz YA, Haron SA, Hamid TA, Ibrahim R, Tanjani PT
    Curr Alzheimer Res, 2018;15(2):195-200.
    PMID: 28982334 DOI: 10.2174/1567205014666171004114246
    BACKGROUND: The findings from previous studies exploring the association between BMI and cognitive function in the elderly are conflicting. The purpose of the present study is twofold; to verify the association between BMI and cognitive functions and examine whether this association is impacted by height, when adjusted for possible covariates.

    METHODS: The data for this study, consisted of 2287 older adults aged 60 years and above, drawn from a nationally representative population-based survey entitled "Determinants of Wellness among Older Malaysians: A Health Promotion Perspective" conducted in 2009.

    RESULTS: The mean age of the respondents was 68.7 (SD=6.6) years. The average score of cognitive function, measured by MMSE was 24.5 (SD=5.6). About 40% of the respondents were classified as overweight. Results of the multiple linear regression analysis revealed a significant association between BMI and cognitive function (Beta=.10, p

  5. Momtaz YA, Mollaei P, Taheri-Tanjani P
    Curr Aging Sci, 2021 Feb 08.
    PMID: 33563165 DOI: 10.2174/1874609814666210208180051
    INTRODUCTION: One of the consequences of aging is the prevalence of chronic and age-related diseases, such as dementia. Caring for patients with dementia has a negative impact on the caregiver's well-being. This study aimed to examine the impact of cyberspace-based education on the well-being of caregivers of demented elderly people.

    METHODS: This experimental study was done on a sample of 86 caregivers of elderly with dementia in 2018. The study sample was selected from memory clinic of Taleghani Hospital and randomly assigned into groups (intervention n = 43, control n = 43 groups). The well-being was measured using the World Health Organization - Five Well-Being Index (WHO-5), before and two months after the intervention. Cyberspace-based educational intervention was conducted for one month. The SPSS software version 23 was employed in data analysis.

    RESULTS: The mean age of the caregivers in the intervention and control groups were (M = 51.95, SD = 10.90) and (M = 51.36, SD = 15.12) respectively. No significant difference was found between two groups in terms of age, gender and level of education. The results of analysis showed that while the well-being of the intervention group was significantly increased (t (38) = -11.38, P<0.001) the well-being in the control group was significantly reduced ( t(36) =4.71 , P<0.001).

    CONCLUSION: The findings showed that cyberspace-based education can improve the well-being of caregivers of the elderly with dementia.

  6. Saboor M, Kamrani AA, Momtaz YA, Sahaf R
    Med Glas (Zenica), 2019 Feb 01;16(1):121-127.
    PMID: 30680986 DOI: 10.17392/989-19
    Aim Potentially inappropriate medications (PIMs) in older people are associated with the increased use of health care services. The aim of this study was to investigate the prevalence of PIMs among the elderly being referred to pharmacies in Tehran using the Beers criteria of 2012, and identify factors related to PIMs. Methods This cross-sectional study was conducted on elderly patients (60 years and above) referred to pharmacies in Tehran, in 2017. The Beers' criteria 2012 were used to evaluate PIMs. The logistic regression analysis was used to find sociodemographic predictors of PIMs. Results The mean age of 1591 patients was 70.51 years. The overall prevalence of PIMs was 26.0%. The most frequent PIMs, in order of frequency, included diclofenac (13.5%), alprazolam (9.3%), and chlordiazepoxide (9.1%) and clonazepam (8.4%). The pain medications were found to be most common PIMs (37.6%). Polypharmacy (OR=3.64, CI 95%: .81-4.70; p<0.001), number of chronic disease (OR=2.371, CI 95%:1.71-3.28; p<0.001) insomnia (OR=1.45, CI 95%: 1.13-1.87; p<0.01) and type of specialists were found as PIMs risk factors. Internal medicine specialists prescribed PIMs significantly fewer times than other specialists(OR=0.59, CI 95%: 0.40-0.88; p<0.01, and the orthopedic specialists prescribed PIMs significantly more times than other physicians (OR=3.23, CI 95%: 5.76-1.81; p<0.001). Conclusion High prevalence of PIMs among Iranian elderly patients implies a need for the development and operationalization of scientific guidelines for the use of medicines. It is also necessary to hold training courses for physicians to be educated in such cases.
  7. Saboor M, Momtaz YA, Kamrani AA, Sahaf R
    Med Glas (Zenica), 2019 Feb 01;16(1):115-120.
    PMID: 30680985 DOI: 10.17392/986-19
    Aim To assess prescription pattern among Iranian communitydwelling older adults. Methods This cross-sectional study employed a cluster random sampling to obtain a sample of 1591 patients aged 60 years and over referred to pharmacies in Tehran, 2017. Data were collected using a questionnaire: socio-demographic characteristics, type of pharmacy visited, the municipal district, the university covering the pharmacy, the number and names of prescribed drugs, drug category, type of insurances and physician's socio-demographic profile (age, gender, type of specialization, and work experience). Results The mean age of the patients was 70.51±7.84. A total of 5838 drugs were prescribed, giving an average of 3.73±2.24 drugs per patient (ranging of 1-15). Polypharmacy was noticed in 32.4% patients. Cardiovascular drugs accounted for 20.8% of the prescriptions, antidiabetics 8.8%, nutritional agents and vitamins 7.6%, and analgesics, anti-inflammatory drugs and antipyretics accounted for 7.5%. Conclusion Developing educational programs on geriatric pharmacology general practitioners and more supervision among community-dwelling older adults might have effects on prescription pattern. There is a need for prescriber training and retraining with emphasis on the geriatric population.
  8. Nazaripanah NS, Momtaz YA, Mokhtari F, Sahaf R
    Sleep Sci, 2018 8 8;11(2):106-111.
    PMID: 30083298 DOI: 10.5935/1984-0063.20180020
    Sleep disorder is associated with poor quality of life in old age. Therefore, it is imperative to identify contributing factors leading to sleep disorder. The current study aimed to examine the impact of urinary incontinence on sleep complaint after controlling for potential sociodemographic and health covariates. Materials and Methods: A cross-sectional study was conducted on a sample of 184 community dwelling older adults 60 years and older in Yazd, Iran, 2016. In order to obtain the sample a multistage proportional random sampling technique was employed. Sociodemographic characteristics, sleep complaint, and urinary incontinence were collected from medical records. Statistical analyses were performed using SPSS version 24. A multiple logistic regression analysis was used to examine the impact of urinary incontinence on sleep complaint after controlling for potential covariates. Findings: A total of 184 respondents with a mean age of 68.48±6.65 years (age range, 60-87 years) were included in the study. About 70% of the respondents were women, 72.8% were married, 68.5% were not formally educated, and 21.7% were living alone. The prevalence of sleep complaint and urinary incontinence were 27.2% (95% CI: 21-34) and 22.3% (95% CI: 17-29), respectively. The results of the multiple logistic regression analysis revealed respondents with urinary incontinence were four times more likely to suffer from sleep complaint than those without urinary incontinence after adjusting for potential covariates (AOR=4.04, 95% CI: 1.74-9.35, p<0.001). Conclusion: Based on the results of this present study, which showed that urinary incontinence independently contributed to sleep complaint among older adults, it is necessary to employ effective interventions for controlling urinary incontinence to reduce sleep complaints.
  9. Khankeh HR, Farrokhi M, Khanjani MS, Momtaz YA, Forouzan AS, Norouzi M, et al.
    Vaccines (Basel), 2021 Oct 28;9(11).
    PMID: 34835179 DOI: 10.3390/vaccines9111248
    Acceptance and willingness to receive the vaccine are among the main factors in the success or failure of a health system in implementing the vaccination program. The present study was conducted in Tehran, the political and economic capital of Iran, to determine the acceptance of the COVID-19 vaccine and identify its associated factors, and explain the most important barriers and acceptance strategies for vaccination. This research was a concurrent quantitative and qualitative mixed-method study. In the quantitative part, 1200 individuals aged more than 18 years were selected from the households in 22 districts of Tehran City, with a multistage stratified cluster sampling method. Two questionnaires were used to evaluate the acceptance of the COVID-19 vaccine and vaccine acceptance determinants. The qualitative content analysis method addressed the influencing factors, as well as challenges and strategies related to the acceptance of the COVID-19 vaccine in four groups of Tehran inhabitants: the elderly, people with underlying diseases, healthcare workers, and the general population. The related data were simultaneously collected by applying in-depth semi-structural interviews and a data analysis process. Furthermore, we used the Graneheim and Lundman method for data analysis. We analyzed the data of 1200 people with a mean (SD) age of 46.4 (11.1) years, and approximately 58% of them were men. The vaccine acceptance was 83.6% (95% CI: 81.3-85.9). Among those who welcomed vaccination, 58% preferred the imported vaccines, 25% the Iranian ones, and 17% both. There was a significant association between the variables of age (adjusted odds ratio [AOR] = 1.72, 95% CI: 1.01-2.93), being single (AOR = 0.54, 95% CI: 0.41-0.91), moderate pharmacotherapy adherence (AOR = 0.58, 95% CI: 0.4-0.85), and the willingness to receive COVID-19 vaccine. Qualitative study after interviewing 45 people from four study groups showed an insufficient social trust in healthcare system officials, pharmaceutical and vaccine production companies; distrust in the effectiveness of the vaccines, concerns about the vaccine adverse effects, being tracked by microchips after vaccination, traditional anti-vaccination movements, the feeling the inessentiality of vaccination, and uncertainty about the fair distribution of the vaccine. These concerns were the main challenges addressed by the study groups. A good proportion of Tehran residents reported their willingness to receive the COVID-19 vaccine. Additionally, they expressed their critical concerns, such as insufficient trust in the healthcare system, vaccine safeties, and adverse effects that were the significant barriers to vaccine acceptance. It seems that conflicts raised by the shortage of vaccines and their import due to the sanctions have led to intense desire and demand in the general population, and especially the elderly, for vaccination. Besides, vaccination phobia in some individuals requires further investigations.
  10. Hamid TA, Krishnaswamy S, Abdullah SS, Momtaz YA
    Dement Geriatr Cogn Disord, 2010;30(6):533-9.
    PMID: 21252548 DOI: 10.1159/000321672
    The rapid expansion of the aged population in Malaysia is expected to greatly increase the number of persons with dementia in the country. However, data on dementia prevalence at the national level is lacking, and little is known about the sociodemographic risk factors and correlates of dementia. This paper describes a nationwide study of dementia prevalence and its sociodemographic risk factors and health correlates among older Malaysians.
  11. Momtaz YA, Hamid TA, Haron SA, Bagat MF, Mohammadi F
    Aging Ment Health, 2018 04;22(4):447-452.
    PMID: 28060530 DOI: 10.1080/13607863.2016.1268093
    BACKGROUND AND OBJECTIVE: The negative effect of hypertension has overshadowed possible health problems associated with hypotension. The purposes of this study were to describe the prevalence of hypotension in older adults and to determine the association between hypotension and cognitive function, after adjusting for possible covariates.

    METHODOLOGY: The data for the study consisting of 1067 community-dwelling older adults were obtained from a national survey entitled "Identifying Psychosocial and Identifying Economic Risk Factor of Cognitive Impairment among Elderly", conducted in Malaysia. The hypotension was considered as blood pressure <120/75 mm Hg, measuring by standard mercury manometer. Data analysis was performed using the SPSS Version 22.0.

    RESULTS: The mean age of the respondents was 68.27 (SD = 5.93). Mean score of cognitive function as measured by MMSE was 22.70 (SD = 4.95). The prevalence of hypotension was 29.3%. The prevalence of cognitive impairment for hypotension group was 25.6%. Results of multiple linear regression analysis revealed that hypotension is negatively associated with cognitive function (Beta = -0.11, p

  12. Momtaz YA, Haron SA, Hamid TA, Ibrahim R, Masud J
    Clin Interv Aging, 2015;10:49-53.
    PMID: 25565786 DOI: 10.2147/CIA.S69220
    Despite several studies attempting to identify the risk factors for dementia, little is known about the impact of childhood living conditions on cognitive function in later life. The present study aims to examine the unique contribution of food insufficiency in childhood to dementia in old age.
  13. Momtaz YA, Vidouje MM, Foroughan M, Sahaf R, Laripour R
    PMID: 30972129 DOI: 10.2174/1745017901814010296
    Introduction: With the continuing growth of aged populations, it is imperative to find ways to maintain and improve the quality of life in old age. It has been documented that grandparents-grandchildren relationship is significantly contributed to quality of life of older adults. This study was conducted to identify the status and associated factors of grandparents-grandchildren relationship in a sample of Iran.

    Methods: This cross-sectional study was conducted on 377 community dwelling older adults 60 years and over living in Kashan, Iran. A multistage proportional random sampling technique was applied to obtain the sample. The grandparent -grandchildren relationship was measured by a researcher-developed 16-item scale. The data were analyzed using SPSS version 23 and AMOS 23.

    Results: The mean age of the respondents was 70.42(SD = 8.20) years. About 62% of the respondents were female and 60.7% were married. The average score of grandparents-grandchild relationship was 67.60(SD = 12.47). The multiple linear regression analysis revealed a significant model (F (11, 365) = 19.05, P < 0.001), where information communication technology of grandparents, geographical distance between grandparents and grandchildren, and the quality of relationship between grandparents and parents of grandchildren were the most important predictors of the grandparents-grandchildren relationship.

    Conclusion: The findings from the current study showed that status of grandparents-grandchildren relationship is moderate to high and influenced by some factors. It is, therefore, suggested that policymakers pay more attention to strengthening grandparent-grandchild relationship by providing educational programs for families and encouraging the elderly to learn and use information communication technology.

  14. Momtaz YA, Hamid TA, Ibrahim R
    Clin Interv Aging, 2014;9:813-9.
    PMID: 24872683 DOI: 10.2147/CIA.S61636
    There are several negative stereotypes about older adults that have negatively influenced people's attitude about aging. The present study compared emotional well-being between older adults and adolescents.
  15. Momtaz YA, Hamid TA, Masud J, Haron SA, Ibrahim R
    Clin Interv Aging, 2013;8:1413-20.
    PMID: 24174873 DOI: 10.2147/CIA.S51877
    BACKGROUND: There is a growing body of literature indicating that attitudes toward aging significantly affect older adults' psychological well-being. However, there is a paucity of scientific investigations examining the role of older adults' attitudes toward aging on their spouses' psychological well-being. Therefore, the present study aimed to examine the dyadic effects of attitude toward aging on the psychological well-being of older couples.
    METHODS: Data for the present study, consisting of 300 couples aged 50 years and older, were drawn from a community-based survey entitled "Poverty among Elderly Women: Case Study of Amanah Ikhtiar" conducted in Peninsular Malaysia. An actor-partner interdependence model using AMOS version 20 (Europress Software, Cheshire, UK) was used to analyze the dyadic data.
    RESULTS: The mean ages of the husbands and wives in this sample were 60.37 years (±6.55) and 56.33 years (±5.32), respectively. Interdependence analyses revealed significant association between older adults' attitudes toward aging and the attitudes of their spouses (intraclass correlation =0.59; P<0.001), and similar interdependence was found for psychological well-being (intraclass correlation =0.57; P<0.001). The findings from AMOS revealed that the proposed model fits the data (CMIN/degrees of freedom =3.23; goodness-of-fit index =0.90; confirmatory fit index =0.91; root mean square error of approximation =0.08). Results of the actor-partner independence model indicated that older adults' psychological well-being is significantly predicted by their spouses' attitudes toward aging, both among older men (critical ratio =2.92; P<0.01) and women (critical ratio =2.70; P<0.01). Husbands' and wives' own reports of their attitudes toward aging were significantly correlated with their own and their spouses' psychological well-being.
    CONCLUSION: The findings from this study supported the proposed Spousal Attitude-Well-Being Model, where older adults' attitudes toward aging significantly affected their own and their spouses' psychological well-being. The theoretical and practical implications of the findings are discussed.
    KEYWORDS: aged; attitude toward aging; psychological well-being
  16. Momtaz YA, Hamid TA, Ibrahim R
    Soc Sci Med, 2012 Sep;75(5):859-63.
    PMID: 22632847 DOI: 10.1016/j.socscimed.2012.03.047
    Unmet need as a significant factor affecting quality of life in later life has recently received considerable attention in gerontological research. The main aim of this study was to identify the prevalence, predicting factors, and negative consequence of unmet need among older Malaysians. The findings may be useful to reduce unmet need and the burden of its adverse consequence. The sample for this study consists of 400 functionally disabled elderly people aged 60 and over was obtained from a large national survey. Unmet need was operationally defined based on Manton's (1989) criteria. The findings from the present study showed about 18.0% of functionally disabled older Malaysians suffer from unmet need. Logistic regression revealed that gender (being male) and chronic health conditions are statistically associated with increased odds of unmet need after adjusting for other possible risk factors. Further results indicated that unmet need statistically increases odds of fall as a negative consequence of unmet need. The high prevalence rates of unmet need among disabled elderly men and chronically ill older persons suggest that policy makers should pay more attention to this vulnerable group to achieve good quality of life. The implications and limitations of the present study are discussed.
  17. Hamid TA, Momtaz YA, Ibrahim R
    Gerontology, 2012;58(4):366-70.
    PMID: 22179496 DOI: 10.1159/000334671
    Successful aging is an important and worldwide concept in gerontology. However, until recently, there has been very little known about successful aging in Malaysia. This study was designed to describe the prevalence and correlates of successful aging among older Malaysians.
  18. Momtaz YA, Hamid TA, Yusoff S, Ibrahim R
    Gerontology, 2013;59(3):206-12.
    PMID: 23147388 DOI: 10.1159/000342254
    Research shows marked differences in the prevalence of dementia among different ethnic groups. However, there is a relative dearth of studies focusing on how ethnicity may influence dementia. The main aim of the current study is to test potential mediating effects of depression and level of education on the association between ethnicity and dementia.
  19. Momtaz YA, Hamid TA, Ibrahim R
    Am J Alzheimers Dis Other Demen, 2014 Aug;29(5):452-6.
    PMID: 24408749 DOI: 10.1177/1533317513518654
    INTRODUCTION: Given the high prevalence of dementia and its devastating consequences, identifying risk factors for dementia is a public health priority. The present study aims to assess whether gastritis increases the odds of dementia.

    METHODOLOGY: The data for this study, consisting of 2926 community-dwelling older adults, were obtained from the National survey entitled "Mental Health and Quality of Life of Older Malaysians." Dementia was diagnosed using the Geriatric Mental State-Automated Geriatric Examination for Computer-Assisted Taxonomy.

    RESULTS: Prevalence of dementia was considerably higher among older adults with gastritis (29.5%) compared to those without gastritis (13.2%). After adjusting for age, gender, marital status, educational attainment, hypertension, stroke, and diabetes, gastritis was significantly associated with more than twice odds of dementia (adjusted odds ratio = 2.42, P < .001, 95% confidence interval = 1.68-3.49).

    CONCLUSIONS: The findings from this population-based observational study showing evidence that gastritis may increase the risk of dementia provide avenue for further inquiries into dementia.

  20. Momtaz YA, Hamid TA, Ibrahim R
    Am J Alzheimers Dis Other Demen, 2013 Dec;28(8):759-62.
    PMID: 24085247 DOI: 10.1177/1533317513504612
    OBJECTIVE: The aim of this study was to identify the unique impact of mild cognitive impairment (MCI) on sexual activity among older adults.

    METHODS: Data for the study were drawn from a national survey entitled the "Determinants of Wellness among Older Malaysians: A Health Promotion Perspective" conducted in 2010.

    RESULTS: According to the Mini-Mental State Examination education-adjusted cutoff points, 15.6% of the 1046 respondents were identified as having MCI. Older adults with MCI had a significantly lower level of sexual activity than the healthy cognitive group (chi-square = 50.20, P < .001, 32.5% vs 62.3%). The results of 3-step hierarchical logistic regression model revealed that MCI is significantly associated with decreased sexual activity in community-dwelling older adults, over and beyond demographic factors, and age-related medical conditions affecting sexual activity (odds ratio 0.33, P < .001, 95% confidence interval 0.23-0.49).

    CONCLUSION: Findings from the present study support the significant role of cognitive functioning to perform sexual activity in later life.

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