| Longitudinal predictors of institutionalization in old age A Hajek, C Brettschneider, C Lange, T Posselt, B Wiese, S Steinmann, ... PloS one 10 (12), e0144203, 2015 | 206 | 2015 |
| Frailty and healthcare costs—longitudinal results of a prospective cohort study A Hajek, JO Bock, KU Saum, H Matschinger, H Brenner, B Holleczek, ... Age and ageing 47 (2), 233-241, 2018 | 184 | 2018 |
| Social isolation and loneliness of older adults in times of the CoViD-19 pandemic: can use of online social media sites and video chats assist in mitigating social isolation … A Hajek, HH König Gerontology 67 (1), 121-124, 2021 | 134 | 2021 |
| The link between falls, social isolation and loneliness: a systematic review N Petersen, HH König, A Hajek Archives of gerontology and geriatrics 88, 104020, 2020 | 125 | 2020 |
| Anxiety, Depression and Quality of Life—A Systematic Review of Evidence from Longitudinal Observational Studies JK Hohls, HH König, E Quirke, A Hajek International Journal of Environmental Research and Public Health 18 (22), 12022, 2021 | 98 | 2021 |
| The impact of social engagement on health-related quality of life and depressive symptoms in old age-evidence from a multicenter prospective cohort study in Germany A Hajek, C Brettschneider, T Mallon, A Ernst, S Mamone, B Wiese, ... Health and Quality of Life Outcomes 15 (1), 140, 2017 | 92 | 2017 |
| Gender differences in the effect of social support on health-related quality of life: results of a population-based prospective cohort study in old age in Germany A Hajek, C Brettschneider, C Lange, T Posselt, B Wiese, S Steinmann, ... Quality of Life Research 25 (5), 1159-1168, 2016 | 88 | 2016 |
| Longitudinal Predictors of Functional Impairment in Older Adults in Europe–Evidence from the Survey of Health, Ageing and Retirement in Europe A Hajek, HH König PloS one 11 (1), e0146967, 2016 | 88 | 2016 |
| Predictors of frailty in old age–results of a longitudinal study A Hajek, C Brettschneider, T Posselt, C Lange, S Mamone, B Wiese, ... The journal of nutrition, health & aging 20 (9), 952-957, 2016 | 83 | 2016 |
| Multimorbidity, Loneliness, and Social Isolation. A Systematic Review A Hajek, B Kretzler, HH König International Journal of Environmental Research and Public Health 17 (22), 8688, 2020 | 80 | 2020 |
| The association of falls with loneliness and social exclusion: evidence from the DEAS German Ageing Survey A Hajek, HH König BMC geriatrics 17 (1), 1-11, 2017 | 79 | 2017 |
| Informal caregiving and subjective well-being: Evidence of a population-based longitudinal study of older adults in Germany A Hajek, HH König Journal of the American Medical Directors Association 17 (4), 300-305, 2016 | 79 | 2016 |
| Prevalence and determinants of probable depression and anxiety during the COVID-19 pandemic in seven countries: Longitudinal evidence from the European COvid Survey (ECOS) A Hajek, I Sabat, S Neumann-Böhme, J Schreyögg, PP Barros, ... Journal of affective disorders 299, 517-524, 2022 | 76 | 2022 |
| Determinants of health-related quality of life in older primary care patients: results of the longitudinal observational AgeCoDe Study M Eisele, H Kaduszkiewicz, HH König, C Lange, B Wiese, J Prokein, ... British Journal of General Practice 65 (640), e716-e723, 2015 | 74 | 2015 |
| The role of optimism, self‐esteem, and self‐efficacy in moderating the relation between health comparisons and subjective well‐being: Results of a nationally representative … A Hajek, HH König British journal of health psychology 24 (3), 547-570, 2019 | 71 | 2019 |
| Frequent attenders in late life in primary care: a systematic review of European studies FD Welzel, J Stein, A Hajek, HH König, SG Riedel-Heller BMC family practice 18 (1), 1-14, 2017 | 71 | 2017 |
| Which factors affect health care use among older Germans? Results of the German ageing survey A Hajek, JO Bock, HH König BMC health services research 17, 1-8, 2017 | 68 | 2017 |
| The role of personality in health care use: Results of a population-based longitudinal study in Germany. A Hajek, JO Bock, HH König PloS one 12 (7), e0181716, 2017 | 67 | 2017 |
| Which factors contribute to loneliness among older Europeans? Findings from the Survey of Health, Ageing and Retirement in Europe: Determinants of loneliness A Hajek, HH König Archives of gerontology and geriatrics 89, 104080, 2020 | 66 | 2020 |
| Longitudinal predictors of informal and formal caregiving time in community-dwelling dementia patients A Hajek, C Brettschneider, A Ernst, T Posselt, B Wiese, J Prokein, ... Social psychiatry and psychiatric epidemiology 51 (4), 607-616, 2016 | 65 | 2016 |
Michael WagnerUniversity Hospital Bonn (UKB), German Center for Neurodegenerative Diseases (DZNE)Verified email at uni-bonn.de
