Table 1: The summary of included papers.
S No | Title | Source | Authors | Aim of the study/paper | Publication type | Mapping category/ domain | Quality assessment |
1 | Prevalence of dementia in a semi-urban population in Sri Lanka: report from a regional survey | Int J Geriatric Psychiatry; 2003; 18: 711 -715 | de Silva, HA; Gunatilake, SB; Smith, AD [23] | To determine the prevalence of AD and other dementias in a semi-urban elderly Sinhala speaking population | Journal Article: Survey | Epidemiology | Moderate |
2 | Assessment of the level of care-burden in informal caregivers of patients with dementia | SLJ Psychiatry 2015; 6(1): 4 - 8 | Abeywickrema, S; Weerasundera, R; Ranasinghe, K [24] | 1. To describe the level of care-burden in cares of patients with dementia 2. To explore possible associations between care-burden and other variables such as socio-demographic factors and psychiatric morbidity | Journal Article: Descriptive study | Caregiving (Carer burden) | High |
3 | Dementia care: Issues and challenges in a developing Asian country | Asian Journal of Psychiatry; 2011; 4(S18_01) | Williams, S [25] | To describe the issues and challenges of current dementia care services in Sri Lanka | Conference Abstract: Opinion paper | Management of dementia (Issues and challenges of dementia care) | Low |
4 | Sharing skills in dementia care with staff overseas | Nursing Older People; 2014; 26(4): 35 -39 | Marcal- Grilo, J [26] | To share the author’s experience in volunteering in a mental health care setting in Sri Lanka | Journal Article: Opinion paper | Management of dementia and caregiving (Care skills among nurses) | Moderate |
5 | Efficacy of rivastigmine on activities of daily living in Sri Lankan patients with Alzheimer disease and on improving caregiver burden: a prospective study | The Ceylon Medical Journal; 2005; 50(3): 106-109 | de Silva HA; Pathmeswaran A; Gunatilake SB [27] | To investigate the efficacy of Rivastigmine treatment on activities of daily living in patients with mild to moderate AD and possible benefits of this therapy on caregiver stress levels | Journal Article: Prospective cohort Study | Management of dementia (Treatment) and caregiving (Carer burden) | High |
6 | Alzheimer’s disease—time to act is now | The Ceylon Medical Journal; 2005; 50(1): 1-4 | de Silva, HA [28] | To highlight the timely need of starting a national programme to tackle dementia in Sri Lanka | Journal Article: Opinion paper | Management of dementia | Low |
7 | Medial temporal lobe atrophy, apolipoprotein genotype, and plasma homocysteine in Sri Lankan patients with Alzheimer's disease | Experimental Ageing Research; 2005; 31(3): 345-354 | de Silva HA; Gunatilake SB; Johnston C; et al. [29] | To study the association of AD with the total plasma homocysteine and apolipoprotein E genotype To study the usefulness of measuring medial temporal lobe thickness for the diagnosis of AD | Journal Article: Case-control study | Pathophysiology Screening | Moderate |
8 | Cytoskeletal pathologies of age-related diseases between elderly Sri Lankan (Colombo) and Indian (Bangalore) brain samples | Current Alzheimer Research; Mar 2016; 13(3): 268-280 | Wijesinghe, P; De Silva, KRD; Shankar, SK; et al. [30] | To compare ageing cytoskeletal pathologies between in India and Sri Lanka using autopsy brain samples of elderly | Journal Article: Experimental design | Pathophysiology | Moderate |
9 | Vascular risk factors in manifestation of Alzheimer’s disease related neuropathological changes: First autopsy and genetic evidence from a South Asian ageing population | Journal of Cerebral Blood Flow and Metabolism 2017; 37(1S): 196 -197 | Wijesinghe, P; Shankar, SK; Yasha, TC; De Silva, KRD [31] | To investigate vascular risk factors associated with determining the aetiology of sporadic AD | Conference proceedings: Abstract (Poster viewing session II-(PS02-045) | Pathophysiology | Moderate |
10 | Mini Mental State Examination in Sinhalese: A sensitive test to screen for dementia in Sri Lanka | International Journal of Geriatric Psychiatry; 2002; 17(2): 134-139 | de Silva, HA; Gunatilake, SB [32] | To develop and validate a Sinhala translation of the Mini Mental State Examination (MMSE) | Journal Article | Evidence of epidemiology and screening (Instrument validation) | High |
11 | Norms for the mini-mental state examination from an elderly Sri Lankan sample. | Int J Geriatr Psychiatry 2009, 24:666-670 | De Silva, R; Disanayaka, S; De Zoysa N; et al. [33] | To derive norms for the MMSE based on age, gender and level of formal education among the elderly in Sri Lanka | Journal Article | Screening (Instrument validation) | High |
12 | Norms for a neuropsychological test battery to diagnose dementia in the elderly: A study from Sri Lanka | Journal of Neurosciences in Rural Practice; 2015; 6(2): 177-181 | Srinivasan, S; Jaleel, Q[34] | To pilot a neurosurgical battery and provide norms stratified by demographic variables such as age and level of education | Journal Article | Screening (Instrument validation) | High |
13 | Validation of the Sinhala version of the Montreal Cognitive Assessment in Screening for Dementia | Ceylon Medical Journal, 2011; 56(4): 147 - 153 | Karunaratne, S; Hanwella, R; de Silva, VA[35] | To validate the Sinhala version of the Montreal Cognitive Assessment (MoCA) scale in screening for dementia | Journal Article | Screening (Instrument validation) | High |
14 | Validation of a functional screening instrument for dementia in an elderly Sri Lankan population: comparison of modified Bristol and Blessed activities of daily living scales. | BMC research notes; 2010; 3(1): 268 | Umayal, S; Kulathunga, M; Somaratne, S; et al. [36] | To validate activities of daily living (ADL) scale appropriate for use in assessing the presence of dementia in an elderly population living in care homes in Sri Lanka | Journal Article | Screening (Instrument validation) | High |
15 | Comparison of three instruments used in the assessment of dementia in Sri Lanka. | Indian journal of psychiatry; 2005; 47(2): 109-112 | Kathriarachchi, ST; Sivayogan, S; Jayaratna, SD; Dharmasena, SR [37] | To compare the use of MMSE, IQCODE and CDR in the assessment of patients with dementia in Sri Lanka | Journal Article | Screening (Instrument validation) | High |
16 | Prevalence of mild cognitive impairment and its selected correlates among elders in Jaffna district: A mixed-method Study | Dissertation and Theses, PGIM; 2015; (D 3959) | Coonghe, P.A.D [38] | To adapt, translate and validate the Tamil version of the MoCA scale and MMSE in screening for MCI To design a tool for identifying MCI among the elderly in a community setting | Dissertation submitted to the degree of MD (Community Medicine) | Epidemiology (include a qualitative assessment) Screening (Instrument validation of MMSE and MoCA Tamil versions) | Moderate |
17 | Alzheimer's disease in Sri Lanka | Journal of the Ceylon College of Physicians, 2003, 36: 14-26 | de Silva, HA [39] | To report the author’s work on cognitive impairment and dementia for E V Peiris Memorial Oration. | Journal article: Oration Paper | Epidemiology Management of dementia Screening (Instrument translation and validation) | Moderate |
18 | Medications used in dementia: a review of evidence | SL J Psychiatry 2015; 6(2): 3-8 | Suraweera, C; Hanwella, R; de Silva, VA [40] | To review the evidence regarding the efficacy of cholinesterase inhibitors, memantine and antipsychotics, in the treatment of dementia | Journal Article | Treatment | Low |
19 | Rating scales validated for Sri Lankan populations | SL J Psychiatry 2013; 4(2): 16-24 | Suraweera, C; Hanwella, R; Sivayokan, R; de Silva VA [41] | To identify scales which have been translated into Sinhala or Tamil and validated in a Sri Lankan population. | Journal Article: Literature review | Screening (Instrument translation and validation) | Low |
20 | Validation of the Sinhala version of the Repeatable Battery for Assessment of Neuropsychological Status (RBANS) | Ceylon Medical Journal 2016; 61: 163-170 | Suraweera CU; Anandakumar D; Dahanayake D; et al. [42] | To culturally adapt RBANS and investigate the validity and reliability of culturally adapted RBANS (RBANS-S) | Journal Article | Screening (Instrument validation) | High |
21 | Prevalence of behavioural and psychological symptoms of dementia and its association with the degree of cognitive impairment in patients presenting to the National Institute of Mental Health, Sri Lanka | SL J Psychiatry 2016; 7(1): 4-8 | Dahanayake, DMA; Isuru, LLA; Aththanayake, NNK; et al. [43] | To describe the patterns of BPSD among patients admitted to the National Institute of Mental Health (NIMH), Sri Lanka and its association with the degree of cognitive impairment. | Journal Article: Cross-sectional descriptive study | Epidemiology | Moderate |
22 | Reasons for encounter and existing medical and psychosocial problems of geriatric patients in a general practice | Dissertation and Theses, PGIM_ Colombo 2004; (D 7663) | Ramanayaka, RPJC [44] | To explore the reasons for medical and psychological problems of elderly patents in an outpatient clinic | Dissertation submitted to the degree of MD (Community Medicine | Screening (for dementia) | Moderate |
23 | A critical drug review of ingredients of Sarasvatha choorna: used as a remedy for dementia | Journal of Innovations in Pharmaceutical and Biological Sciences (JIPBS) 2017; 4(3): 43-47 | Karunaratne, TDN; Sugataratana, K; Ariyawansa HAS; de Silva, HA [45] | To review the efficacy of ingredients of an Ayurvedic medication called ‘ Sarasvatha Choorna’ in the management of dementia | Journal Article: Review | Management of dementia/ Care models | Moderate |
24 | Standardization of Sarasvatha Choorna : Used as a remedy for dementia | American Journal of Clinical and Experimental Medicine 2015; 3(5): 288-292 | Karunaratne, TDN; Sugataratana, K; Ariyawansa, HAS; et al. [46] | To standardise Sarasvatha Choorna by using standard protocols | Journal Article: Experimental design | Dementia care models | Moderate |
25 | The frequency of cognitive dysfunction in elderly Sri Lankans with type 2 diabetes mellitus | International Journal of Geriatric Psychiatry 2008; 23: 1205-1206 | Rajakumaraswamy, N; Rajapakse, IH; Fernando, DJS [47] | To study the frequency of cognitive dysfunction among elderly Sri Lankans with type 2 diabetes | Journal Article: Research letter | Epidemiology Screening instruments | Low |
26 | Relationship between increased risk of falling and cognitive impairment in residents of an elderly home in the Colombo district | Ceylon Medical Journal 2014; 59: 21-23 | Thanthrige, RS; Dassanayake, S; Dissanayake, D [48] | To examine cognitive impairments and evaluate the association between such impairment and risk of falling among a group of residents of an elderly home | Journal Article: Brief report | Screening | Low |
27 | Cognitive impairment and symptoms of depression among geriatric patients in a tertiary care unit in Sri Lanka | Indian Journal of Psychiatry 2010; 52(3): 279-280 | Rodrigo, C; Perera, S; Adhikari, M; Rajapakse, A; Rajapakse, S [49] | To assess the impact of educational level and social support on cognitive impairment | Journal Article: Letter to editor (Opinion paper) | Epidemiology Screening Care models | Low |
28 | Care of the elderly: a multidisciplinary approach | Journal of the Ceylon College of Physicians, 2014, 45: 45-48 | Samaraweera, DN [50] | To describe the importance of care of elderly and mental status screening in routine elders’ clinic in Medirigiriya area (A case vignette) | Journal Article: Opinion paper | Screening | Low |