By Dr Suraj Samtani

Journal articles

Siette J; Chong V; Samtani S; Harris CB; Steiner-Lim GZ; MacMillan F, 2025, 'A meta-analysis of behaviour change techniques in social interventions targeting improved cognitive function in older adults', BMC Public Health, 25, http://dx.doi.org/10.1186/s12889-025-22229-x

Röhr S; Reppermund S; Matison A; Samtani S; Sachdev PS, 2025, 'Making time for brain health: recognising temporal inequity in dementia risk reduction.', Lancet Healthy Longev, pp. 100768, http://dx.doi.org/10.1016/j.lanhl.2025.100768

Samtani S; Mahalingam G; Lam BCP; Lipnicki DM; Numbers K; Lima-Costa MF; Blay SL; Costa EC; Xiao S; Reidel-Heller S; Röhr S; Pabst A; Scarmeas N; Yannakoulia M; Kosmidis M; Krishna M; Kumaran K; Shahar S; Ng TP; Ho R; Kim KW; Skoog I; Najar J; Sterner TR; Ganguli M; Chang CCH; Hughes TF; Sachdev PS; Brodaty H, 2025, 'Emotional and instrumental social support and older adults' depressive symptoms: collaborative individual participant data meta-analysis of 11 population-based studies of aging', American Journal of Epidemiology, 194, pp. 3041 - 3049, http://dx.doi.org/10.1093/aje/kwaf137

Matison AP; Samtani S; Brodaty H; Sachdev PS; Reppermund S, 2025, 'How well do social frailty indices predict incident dementia in older adults?', Journals of Gerontology Series B Psychological Sciences and Social Sciences, 80, http://dx.doi.org/10.1093/geronb/gbaf148

Numbers K; Samtani S; Hanewald K; Cheung J; Sachdev PS; Brodaty H, 2025, 'Intrinsic Capacity Predictors of Dementia and Mortality in the Sydney Memory and Ageing Study', International Journal of Geriatric Psychiatry, 40, pp. e70156, http://dx.doi.org/10.1002/gps.70156

Perera A; Samtani S; Karamacoska D; Siette J, 2025, 'Dementia literacy and awareness of risk reduction: A systematic review of South Asian and Southeast Asian regions', Australasian Journal on Ageing, 44, http://dx.doi.org/10.1111/ajag.70071

van Zwieten A; Samtani S; Sawan M; Occhipinti JA; Miranda JJ; Khalatbari-Soltani S, 2025, 'Life-course approaches are needed to foster equitable healthy aging', Nature Aging, 5, pp. 952 - 955, http://dx.doi.org/10.1038/s43587-025-00875-5

Rodriguez FS; Hofbauer LM; Reppermund S; Samtani S; Röhr S, 2025, 'Updating risk and protective factors for dementia in older adults', Nature Reviews Psychology, 4, pp. 322 - 335, http://dx.doi.org/10.1038/s44159-025-00438-w

Sawan M; Khalatbari-Soltani S; van Zwieten A; Samtani S; Occhipinti JA; Miranda JJ, 2025, 'Valuing caregiving is a prerequisite for the wellbeing economy and mental wealth', Nature Aging, 5, pp. 723 - 725, http://dx.doi.org/10.1038/s43587-025-00868-4

Chen S; Chen S; Hanewald K; Si Y; Bateman H; Li B; Xu X; Samtani S; Wu C; Brodaty H, 2024, 'Social Environment, Lifestyle, and Genetic Predisposition With Dementia Risk: A Long-Term Longitudinal Study Among Older Adults', Journals of Gerontology Series A Biological Sciences and Medical Sciences, 79, http://dx.doi.org/10.1093/gerona/glae128

Stafford J; Dekhtyar S; Welmer AK; Vetrano DL; Grande G; Laukka EJ; Marseglia A; Moulton V; Mansfield R; Liu Y; Ning K; Wolf-Ostermann K; Brodaty H; Samtani S; Ikram MA; Melis R; Rymaszewska J; Szcześniak D; Di Gessa G; Richards M; Davis D; Patalay P; Maddock J, 2024, 'Social health and subsequent cognitive functioning in people aged 50 years and older: examining the mediating roles of depressive symptoms and inflammatory biomarkers in two European longitudinal studies', Lancet Healthy Longevity, 5, pp. e356 - e369, http://dx.doi.org/10.1016/S2666-7568(24)00046-1

Kristanti MS; Vernooij-Dassen M; Jeon YH; Verspoor E; Samtani S; Ottoboni G; Chattat R; Brodaty H; Lenart-Bugla M; Kowalski K; Rymaszewska J; Szczesniak DM; Gerhardus A; Seifert I; A’la MZ; Effendy C; Perry M, 2024, 'Social health markers in the context of cognitive decline and dementia: an international qualitative study', Frontiers in Psychiatry, 15, http://dx.doi.org/10.3389/fpsyt.2024.1384636

Samtani S; Mahalingam G; Wen W; Brodaty H; Sachdev PS, 2024, 'Associations of positive and negative social connections with brain health in UK Biobank data', Alzheimer's & Dementia, 20, http://dx.doi.org/10.1002/alz.091057

Samtani S; Casey A; Thalamuthu A; Lam BCP; Catts VS; Brodaty H; Sachdev PS, 2024, 'Social connection profiles of older adults as both heritable and modifiable influences on brain health: data from the Older Australian Twins Study', Alzheimer's & Dementia, 20, pp. e091133, http://dx.doi.org/10.1002/alz.091133

Chander RJ; Numbers KT; Chen R; Samtani S; Kochan NA; Brodaty H; Sachdev PS, 2024, 'Social, environmental, and cognitive correlates of community‐dwelling older adults coping poorly with reduced social contact: A quasi‐experiment set in Australia’s COVID‐19 lockdown in 2020', Alzheimer's & Dementia, 20, http://dx.doi.org/10.1002/alz.092104

Mahalingam G; Samtani S; Lam BCP; Lipnicki DM; Lima-Costa MF; Blay SL; Castro-Costa E; Shifu X; Guerchet M; Preux PM; Gbessemehlan A; Skoog I; Najar J; Sterner TR; Scarmeas N; Yannakoulia M; Dardiotis T; Kim KW; Riedel-Heller S; Röhr S; Pabst A; Shahar S; Numbers K; Ganguli M; Hughes TF; Chang CCH; Crowe M; Ng TP; Gwee X; Chua DQL; Rymaszewska J; Wolf-Ostermann K; Welmer AK; Stafford J; Mélis R; Vernooij-Dassen M; Jeon YH; Sachdev PS; Brodaty H; Roehr S, 2023, 'Social connections and risk of incident mild cognitive impairment, dementia, and mortality in 13 longitudinal cohort studies of ageing', Alzheimer S and Dementia, 19, pp. 5114 - 5128, http://dx.doi.org/10.1002/alz.13072

Maddock J; Gallo F; Wolters FJ; Stafford J; Marseglia A; Dekhtyar S; Lenart-Bugla M; Verspoor E; Perry M; Samtani S; Vernooij-Dassen M; Wolf-Ostermann K; Melis R; Brodaty H; Ikram MA; Welmer AK; Davis D; Ploubidis GB; Richards M; Patalay P, 2023, 'Social Health and Change in Cognitive Capability among Older Adults: Findings from Four European Longitudinal Studies', Gerontology, 69, pp. 1330 - 1346, http://dx.doi.org/10.1159/000531969

Samtani S; Meka A; Siette J, 2023, 'Beyond memory: exploring the value of social cognition for older adults with neurocognitive disorders', Frontiers in Psychiatry, 14, http://dx.doi.org/10.3389/fpsyt.2023.1209745

Samtani S; Mahalingam G; Lam BCP; Lipnicki DM; Costa E; Lima‐Costa MF; Xiao S; Scarmeas N; Kim KW; Numbers KT; Ganguli M; Krishna M; Ng TP; Sachdev PS; Brodaty H; Skoog I; Riedel‐Heller SG; Shahar S, 2023, 'Types of social support and depressive symptoms in older adults: An IPD meta‐analysis of longitudinal ageing studies', Alzheimer's & Dementia, 19, http://dx.doi.org/10.1002/alz.074525

Vernooij-Dassen M; Verspoor E; Samtani S; Sachdev PS; Ikram MA; Vernooij MW; Hubers C; Chattat R; Lenart-Bugla M; Rymaszewska J; Szczesniak D; Brodaty H; Welmer AK; Maddock J; van der Velpen IF; Wiegelmann H; Marseglia A; Richards M; Melis R; de Vugt M; Moniz-Cook E; Jeon YH; Perry M; Wolf-Ostermann K, 2022, 'Recognition of social health: A conceptual framework in the context of dementia research', Frontiers in Psychiatry, 13, pp. 1052009, http://dx.doi.org/10.3389/fpsyt.2022.1052009

Samtani S; Mahalingam G; Lam BCP; Lipnicki DM; Lima-Costa MF; Blay SL; Castro-Costa E; Shifu X; Guerchet M; Preux PM; Gbessemehlan A; Skoog I; Najar J; Rydberg Sterner T; Scarmeas N; Kim KW; Riedel-Heller S; Röhr S; Pabst A; Shahar S; Numbers K; Ganguli M; Jacobsen E; Hughes TF; Crowe M; Ng TP; Maddock J; Marseglia A; Mélis R; Szcześniak D; Wiegelmann H; Vernooij-Dassen M; Jeon YH; Sachdev PS; Brodaty H; Roehr S, 2022, 'Associations between social connections and cognition: a global collaborative individual participant data meta-analysis', Lancet Healthy Longevity, 3, pp. e740 - e753, http://dx.doi.org/10.1016/S2666-7568(22)00199-4

Lenart-Bugla M; Łuc M; Pawłowski M; Szcześniak D; Seifert I; Wiegelmann H; Gerhardus A; Wolf-Ostermann K; Rouwette EAJA; Ikram MA; Brodaty H; Jeon YH; Maddock J; Marseglia A; Melis RJF; Samtani S; Wang HX; Welmer AK; Vernooij-Dassen M; Rymaszewska J, 2022, 'What Do We Know about Social and Non-Social Factors Influencing the Pathway from Cognitive Health to Dementia? A Systematic Review of Reviews', Brain Sciences, 12, http://dx.doi.org/10.3390/brainsci12091214

Seifert I; Wiegelmann H; Lenart-Bugla M; Luc M; Pawlowski M; Rouwette E; Rymaszewska J; Szczesniak D; Vernooij-Dassen M; Perry M; Melis R; Wolf-Ostermann K; Gerhardus A, 2022, 'Mapping the complexity of dementia: factors influencing cognitive function at the onset of dementia', BMC GERIATRICS, 22, http://dx.doi.org/10.1186/s12877-022-02955-2

Samtani S; Mahalingam S; Lam BCP; Lipnicki DM; Costa E; Xiao S; Guerchet M; Preux P; Skoog I; Scarmeas N; Kim KW; Riedel‐Heller SG; Hamid TA; Numbers KT; Ganguli M; Crowe MG; Ng TP; Sachdev PS; Brodaty H, 2022, 'The impact of social health on global cognition and cognitive domains: An individual participant level data meta‐analysis of longitudinal cohort studies of cognitive ageing', Alzheimer's & Dementia, 18, http://dx.doi.org/10.1002/alz.061062

Samtani S; Moulds M; Johnson SL; Ehring T; Hyett MP; Anderson R; McEvoy PM, 2021, 'Higher order repetitive negative thinking is more robustly related to depression, anxiey, and mania than measures of rumination or worry.', Cognitive Therapy and Research

Stevens A; Numbers K; Samtani S, 2021, 'Are lonely older adults more vulnerable to mental health issues during pandemics?', International Psychogeriatrics, 33, pp. 449 - 451, http://dx.doi.org/10.1017/S104161022100034X

McEvoy PM; Hyett MP; Ehring T; Johnson SL; Samtani S; Anderson R; Moulds ML, 2021, 'Corrigendum to Transdiagnostic assessment of repetitive negative thinking and responses to positive affect: Structure and predictive utility for depression, anxiety, and mania symptoms.’ Journal of Affective Disorders, 232, 375-384. Doi: 10.1016/j.jad.2018.02.072. (Journal of Affective Disorders (2018) 232 (375–384), (S0165032717316221), (10.1016/j.jad.2018.02.072))', Journal of Affective Disorders, 286, pp. 371, http://dx.doi.org/10.1016/j.jad.2021.03.025

McEvoy PM; Hyett MP; Ehring T; Johnson SL; Samtani S; Anderson R; Moulds M, 2021, 'Corrigendum to Transdiagnostic assessment of repetitive negative thinking and responses to positive affect: Structure and predictive utility for depression, anxiety, and mania symptoms', Journal of Affective Disorders

Samtani S; Stevens A; Brodaty H, 2021, 'Preserving and enhancing social health in neurocognitive disorders', Current Opinion in Psychiatry, 34, pp. 157 - 164, http://dx.doi.org/10.1097/YCO.0000000000000683

McEvoy PM; Hyett MP; Ehring T; Johnson SL; Samtani S; Anderson R; Moulds ML, 2018, 'Transdiagnostic assessment of repetitive negative thinking and responses to positive affect: Structure and predictive utility for depression, anxiety, and mania symptoms', Journal of Affective Disorders, 232, pp. 375 - 384, http://dx.doi.org/10.1016/j.jad.2018.02.072

Samtani S; McEvoy PM; Mahoney AEJ; Werner-Seidler A; Li SSY; McGill BC; Tockar J; Moulds ML, 2018, 'Examining a transdiagnostic measure of repetitive thinking in depressed, formerly depressed and never-depressed individuals', Journal of Affective Disorders, 229, pp. 515 - 522, http://dx.doi.org/10.1016/j.jad.2017.12.081

Samtani S; Moulds ML, 2017, 'Assessing maladaptive repetitive thought in clinical disorders: A critical review of existing measures', Clinical Psychology Review, 53, pp. 14 - 28, http://dx.doi.org/10.1016/j.cpr.2017.01.007

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