Table 1 Characteristics of the included studies in this systematic Review and meta analyses
Author | Published year | City | Age range | Studied Population | Diagnostic Criteria | No of Alzheimer /dementia patience | NOS * | |||
|---|---|---|---|---|---|---|---|---|---|---|
Selection | Comparability | Outcome | ||||||||
Sadegi M | 2004 | Tehran | 65 years ≤ | 279 Convenience Sampling, 26 center nursing home | DSM-IV | 121 | ** | * | *** | |
Mohammadi A [12] | 2012 | Boyerahmad | 65 years ≤ | 804 Stratified three stage cluster sampling | Persian version of Clinical Dementia Rating Scale (CDR) Moderate and Sever Dementia were included) | 85 | *** | * | *** | |
Sharifi F | 2016 | Alborz | 60-80years ≤ | 227 Multi-stratified cluster proportionate random sampling method | Brief Cognitive Assessment Tool (BCAT) In briefly: the impairment in the three-word recall test as well as the inability in one of the mentioned domains of ADLs. | 15 | ***** | ** | *** | |
Sharifi F | 2016 | E. zerbaijan | 60-80years ≤ | 403 Multi-stratified cluster proportionate random sampling method | // | 20 | ***** | ** | *** | |
Sharifi F | 2016 | Khuzestan | 60-80years ≤ | 353 Multi-stratified cluster proportionate random sampling method | // | 34 | ***** | ** | *** | |
Sharifi F | 2016 | N.Khorasan | 60-80years ≤ | 96 Multi-stratified cluster proportionate random sampling method | // | 14 | ***** | ** | *** | |
Sharifi F | 2016 | S. & Balouchestan | 60-80years ≤ | 178 Multi-stratified cluster proportionate random sampling method | // | 19 | ***** | ** | *** | |
Gholamzadeh S | 2017 | Shiraz | 60 years ≤ | 2000 Random sample health center | Mini-mental state exam(MMSE)/geriatric depression scales (GDS) | 46 | ***** | ** | *** | |
Kamalzadeh L | 2019 | Tehran | 60 years ≤ | 205 Hospital based sampling | DSM-5 | 45 | *** | ** | *** | |
Davarinejad O | 2019 | Kermanshah | < 25–50≤ | 275 Hospital base random sampling | - | 5 | *** | ** | *** | |
GBD DC ^ | 2019 | World / part of it is about Iran | 60 years ≤ | 4,361,843 Tehran&Babol Universities of Medical Sciences | DSM; DSM-III, DSM-IV, or DSM-5) | 368,528 | *** | ** | *** | |
Hosseinzadeh A | 2022 | Iran | 60 years ≤ | Indirect Estimation of Dementia Prevalence and Its Geographical Variation Using the Claim Data in Iran | The frequency of prescribed specialized medicines in one year by generic and brand names in each province | 508.9 per 100,000 | *** | ** | *** | |
BBC Report 2019 [13] | 2018 | Iran | 60 years ≤ | General Population | - | 700,000 | - | - | - | |