Araştırma Alanları
Tıp
Akademik Faaliyetlere Dayalı Araştırma Alanları
Avesis Araştırma Alanları
WoS Araştırma Alanları
Scopus Araştırma Alanları
Akademik Ünvanlar / Görevler
2019 - Devam Ediyor
2019 - Devam EdiyorAraştırma Görevlisi Dr.
Hacettepe Üniversitesi, Tıp Fakültesi (Türkçe), Dahili Tıp Bilimleri Bölümü
Makaleler
Tümü (43)
SCI-E, SSCI, AHCI (31)
SCI-E, SSCI, AHCI, ESCI (41)
ESCI (6)
Scopus (39)
TRDizin (11)
Diğer Yayınlar (1)
2025
20251. Muscle matters: The relationship between skeletal muscle and cardiac muscle in older people-A Cross-Sectional Prospective Observational Study
GÜNER OYTUN M., AYGÜN S., CEYLAN S., OKYAR BAŞ A., KOCA M., Ozturk Y., et al.
NUTRITION IN CLINICAL PRACTICE
, 2025 (SCI-Expanded, Scopus)
2025
20252. Changes in Place of Death of Older Adults during the COVID-19 Pandemic: A Retrospective Study from an Aging Country
CEYLAN S., GÜNER OYTUN M., OKYAR BAŞ A., KAHYAOĞLU Z., Ayaz C. M., BALCI C., et al.
Omega (United States)
, sa.4, ss.1963-1974, 2025 (SSCI, Scopus)
2024
20243. Correlation between muscle masses measured by chest computed tomography and bioelectrical impedance analysis in older adults
CEYLAN S., GÜNER OYTUN M., OKYAR BAŞ A., Ozturk Y., KOCA M., DENİZ O., et al.
JOURNAL OF GERONTOLOGY AND GERIATRICS
, sa.4, ss.185-192, 2024 (ESCI)
2024
20244. A hand-in-hand phenomenon in older adults: Increased risk of frailty in geriatric outpatients associated with handgrip strength asymmetry and weakness
GÜNER OYTUN M., CEYLAN S., OKYAR BAŞ A., KOCA M., Ozturk Y., Dog B. B., et al.
CLINICAL NUTRITION
, cilt.43, sa.10, ss.2381-2387, 2024 (SCI-Expanded, Scopus)
2024
20245. Sarcopenia Susceptibility in Kidney Transplant Recipients: A Cross-Sectional Study Investigating the Impact of the Mammalian Target of Rapamycin Inhibitors
GÜNER OYTUN M., GİRGİN S., OKYAR BAŞ A., CEYLAN S., Ozturk Y., ÜNSAL P., et al.
TURKISH JOURNAL OF NEPHROLOGY
, cilt.33, sa.4, ss.364-371, 2024 (ESCI, TRDizin)
2024
20246. The Older Population's Antibody Response to SARS-CoV-2 Inactivated Vaccine (CoronaVac) is Independent to Vitamin D Levels
ŞAHİNER Z., OKYAR BAŞ A., GÜNER OYTUN M., CEYLAN S., HAFIZOĞLU M., KARADUMAN D., et al.
EUROPEAN JOURNAL OF GERIATRICS AND GERONTOLOGY
, cilt.6, sa.2, ss.119-124, 2024 (ESCI, Scopus, TRDizin)
2024
20247. Decreased abdominal wall muscle mass defined by muscle ultrasound is associated with malnutrition according to Global Leadership Initiative on Malnutrition criteria in renal transplant recipients: A cross-sectional study
Güner M., GİRGİN S., YILDIRIM T., OKYAR BAŞ A., CEYLAN S., Öztürk Y., et al.
Journal of Parenteral and Enteral Nutrition
, cilt.48, sa.3, ss.329-336, 2024 (SCI-Expanded, Scopus)
2024
20248. Calf circumference predicts sarcopenia in maintenance hemodialysis
ÖZCAN B., Güner M., CEYLAN S., Öztürk Y., GİRGİN S., OKYAR BAŞ A., et al.
Nutrition in Clinical Practice
, cilt.39, sa.1, ss.193-201, 2024 (SCI-Expanded, Scopus)
2024
20249. An Atherosclerosis Indicator Hyaluronic Acid: Can Plasma Hyaluronic Acid Be Useful in Diagnosing Alzheimer's Disease?
CEYLAN S., Guner M., OKYAR BAŞ A., KAHYAOĞLU Z., KOÇ N., KÖKSAL G., et al.
Clinical Laboratory
, cilt.70, sa.3, ss.510-516, 2024 (SCI-Expanded, Scopus)
2024
202410. Clinical Frailty Scale and Body Mass Index as an Independent Predictor of 2-year Mortality at Hospitalized Patients
Oeztuerk Y., OKYAR BAŞ A., Guener M., CEYLAN S., KOCA M., EŞME M., et al.
EUROPEAN JOURNAL OF GERIATRICS AND GERONTOLOGY
, cilt.6, sa.1, ss.26-30, 2024 (ESCI, Scopus, TRDizin)
2024
202411. Prevalence and general characteristics of dementia: a nationwide population-based study of electronic health records in Türkiye
GÜNER OYTUN M., Koca M., CEYLAN S., OKYAR BAŞ A., Dikmeer A., Esme M., et al.
TURKISH JOURNAL OF MEDICAL SCIENCES
, cilt.54, sa.4, ss.644-651, 2024 (SCI-Expanded, Scopus, TRDizin)
2024
202412. Polypharmacy-related Orthostatic Intolerance Syndrome in Community-dwelling Older Adults
OKYAR BAŞ A., Oztuerk Y., Guener M., CEYLAN S., KAHYAOĞLU Z., ÇÖTELİ S., et al.
EUROPEAN JOURNAL OF GERIATRICS AND GERONTOLOGY
, cilt.6, sa.1, ss.58-64, 2024 (ESCI, Scopus, TRDizin)
2024
202413. Cognitive Status is Better in Older Adults under Colchicine Treatment: A Case-Control Study
OKYAR BAŞ A., YARDIMCI G. K., GÜNER OYTUN M., CEYLAN S., KAHYAOĞLU Z., Ozturk Y., et al.
EXPERIMENTAL AGING RESEARCH
, cilt.50, sa.1, ss.17-27, 2024 (SCI-Expanded, Scopus)
2024
202414. The Role of Muscle Ultrasonography to Diagnose Malnutrition and Sarcopenia in Maintenance Hemodialysis
Güner M., GİRGİN S., CEYLAN S., ÖZCAN B., Öztürk Y., OKYAR BAŞ A., et al.
Journal of Renal Nutrition
, 2024 (SCI-Expanded, Scopus)
2023
202315. Turkish translation, cross-cultural adaptation and reliability of the Groningen Frailty Indicator
Güner M., CEYLAN S., OKYAR BAŞ A., KOCA M., DOĞU B. B., HALİL M. G., et al.
BMC Geriatrics
, cilt.23, sa.1, 2023 (SCI-Expanded, SSCI, Scopus)
2023
202316. An 8-year observational study of the death places of patients with COPD in Turkey
İdikut A., İNAM M. G., KARADENİZ GÜVEN D., CEYLAN S., KARCIOĞLU O.
Geriatrics and Gerontology International
, cilt.23, sa.12, ss.938-944, 2023 (SCI-Expanded, SSCI, Scopus)
2023
202317. Using the Study of Osteoporotic Fracture Frailty Index for Frailty Assessment in An Aging and Devoloping Country
İLERİ İ., HAFIZOĞLU M., KARADUMAN D., ATBAŞ C., ŞAHİNER Z., DİKMEER A., et al.
European Journal of Geriatrics and Gerontology
, cilt.5, sa.3, ss.183-188, 2023 (Scopus, TRDizin)
2023
202318. The relationship between urinary incontinence and abdominal muscle thickness in community-dwelling older women undergoing comprehensive geriatric assessment
ŞAHİNER Z., MANGIR BOLAT N., Güner M., CEYLAN S., HAFIZOĞLU M., KARADUMAN D., et al.
European Geriatric Medicine
, cilt.14, sa.6, ss.1319-1325, 2023 (SCI-Expanded, Scopus)
2023
202319. Phase angle is associated with frailty in community-dwelling older adults
Güner M., CEYLAN S., OKYAR BAŞ A., KAHYAOĞLU Z., ÇÖTELİ S., KOCA M., et al.
Nutrition
, cilt.116, 2023 (SCI-Expanded, Scopus)
2023
202320. Dysphagia is closely related to frailty in mild-to-moderate Alzheimer’s disease
Güner M., Baş A. O., Ceylan S., Kahyaoğlu Z., Çöteli S., Ünsal P., et al.
BMC Geriatrics
, cilt.23, sa.1, 2023 (SCI-Expanded, SSCI, Scopus)
2023
202321. Lower gastrocnemius muscle stiffness, derived from elastography, is an independent factor for falls in older adults
Baş H., OKYAR BAŞ A., CEYLAN S., Güner M., KOCA M., HAFIZOĞLU M., et al.
Aging Clinical and Experimental Research
, cilt.35, sa.12, ss.2979-2986, 2023 (SCI-Expanded, Scopus)
2023
202322. Benefits vs risks: SGLT-2 inhibitors in older adults living with frailty: a retrospective study from a university hospital
Oytun M. G., CEYLAN S., Koca M., Öztürk Y., Baş A. O., BALCI C., et al.
International Journal of Diabetes in Developing Countries
, cilt.43, sa.5, ss.758-764, 2023 (SCI-Expanded, Scopus)
2023
202323. The role of ultrasonographically measured rectus femoris muscle on falls in community-dwelling older adults: a single-center study
Güner M., BOĞA İ., TOPUZ S., OKYAR BAŞ A., CEYLAN S., ÇÖTELİ S., et al.
European Geriatric Medicine
, cilt.14, sa.5, ss.1065-1073, 2023 (SCI-Expanded, Scopus)
2023
202324. Letter to Editor: Longitudinal trajectories of dietary quality and cognitive performance in older adults: Results from a 6-year cohort study
Ceylan S., OKYAR BAŞ A., Güner M.
Clinical Nutrition
, cilt.42, sa.8, ss.1534, 2023 (SCI-Expanded, Scopus)
2023
202325. Pan-immune inflammation value; a novel biomarker reflecting inflammation associated with frailty
OKYAR BAŞ A., Güner M., Ceylan S., HAFIZOĞLU M., ŞAHİNER Z., DOĞU B. B., et al.
Aging Clinical and Experimental Research
, cilt.35, sa.8, ss.1641-1649, 2023 (SCI-Expanded, Scopus)
2023
202326. Relationships of Fall Risk With Frailty, Sarcopenia, and Balance Disturbances in Mild-to-Moderate Alzheimer’s Disease
Oytun M. G., TOPUZ S., Baş A. O., ÇÖTELİ S., KAHYAOĞLU Z., BOĞA İ., et al.
Journal of Clinical Neurology (Korea)
, cilt.19, sa.3, ss.251-259, 2023 (SCI-Expanded, Scopus)
2023
202327. The Validation of the Turkish Version of the PRISMA-7 Questionnaire; A Case-finding Instrument for Detecting Older Adults Living with Frailty
OKYAR BAŞ A., CEYLAN S., GÜNER M., Koca M., YAVUZ B. B., HALİL M., et al.
European journal of geriatrics and gerontology (Online)
, cilt.5, sa.1, ss.52-58, 2023 (Scopus, TRDizin)
2023
202328. Use of Absorbent Products in Older Men and Women Are Associated with Depressive Symptoms: A Retrospective Study from a University Hospital
GÜNER M., Ozcan M., CEYLAN S., OKYAR BAŞ A., BALCI C., HALİL M., et al.
European journal of geriatrics and gerontology (Online)
, cilt.5, sa.1, ss.78-83, 2023 (Scopus, TRDizin)
2023
202329. Is Infectious Meningitis/Encephalitis a Notable Problem in Older Adults Admitted to Emergency Department with Altered Mental Status?
AYAZ C., GÜRSOY f. m., AYDOS Ö., CEYLAN S., GÜNER R.
European journal of geriatrics and gerontology (Online)
, cilt.5, sa.1, ss.36-45, 2023 (Scopus, TRDizin)
2023
202330. Changes in muscle quality identified by shear-wave elastography and association with sarcopenia
OKYAR BAŞ A., Bas H., CEYLAN S., GÜNER OYTUN M., KOCA M., HAFIZOĞLU M., et al.
JOURNAL OF PARENTERAL AND ENTERAL NUTRITION
, cilt.47, ss.253-264, 2023 (SCI-Expanded, Scopus)
2023
202331. Closure of pressure injury and mortality in internal medicine wards
Gurun P., CEYLAN S., Guner M., Bas A. O., HALİL M. G.
European Geriatric Medicine
, cilt.14, 2023 (SCI-Expanded, Scopus)
2023
202332. How does hospitalization affect the frailty status of geriatric patients? Prospective study from internal medicine wards of a university hospital
CEYLAN S., GÜNER OYTUN M., OKYAR BAŞ A., BALCI C., HALİL M. G., CANKURTARAN M., et al.
Chronic Illness
, 2023 (SCI-Expanded, SSCI, Scopus)
2022
202233. Can PNI and CONUT Scores Predict One-year Survival Both in Older and Younger Hospitalized Patients with COVID-19?
ÖZTÜRK Y., ÖZDEDE M., UYAROĞLU O. A., GÜNER OYTUN M., CEYLAN S., HALİL M. G.
European journal of geriatrics and gerontology (Online)
, cilt.4, sa.3, ss.166-172, 2022 (Scopus, TRDizin)
2022
202234. Letter to Editor: Association of body mass index with COVID-19 related in-hospital death
CEYLAN S., BALCI C.
Clinical Nutrition
, cilt.41, sa.12, ss.3138, 2022 (SCI-Expanded, Scopus)
2022
202235. Cognitive assessment in the time of pandemics: mandatory surgical face mask usage affects cognitive test performance of older adults
OKYAR BAŞ A., GÜNER OYTUN M., CEYLAN S., Ozturk Y., KAHYAOĞLU Z., Cavus Oglu C., et al.
PSYCHOGERIATRICS
, cilt.22, sa.6, ss.786-794, 2022 (SCI-Expanded, Scopus)
2022
202236. Ultrasonografically assessed osteosarcopenic obesity is associated with frailty in community-dwelling older adults
OKYAR BAŞ A., GÜNER OYTUN M., DENİZ O., Ozturk Y., KAHYAOĞLU Z., CEYLAN S., et al.
NUTRITION
, cilt.103-104, 2022 (SCI-Expanded, Scopus)
2022
202237. Evaluation of Sarcopenia in COVID-19 Survivors: A Common But Overlooked Problem
CEYLAN S., ÖZTÜRK Y., GÜNER OYTUN M., OKYAR BAŞ A., KOCA M., ÜNSAL P., et al.
Clinical Science of Nutrition
, cilt.4, sa.2, ss.46-53, 2022 (Hakemli Dergi)
2022
202238. Gender distribution among geriatricians: perspective from an ageing and developing country
CEYLAN S., GÜNER OYTUN M., Bas A. O., BALCI C., DOĞU B. B., HALİL M. G., et al.
EUROPEAN GERIATRIC MEDICINE
, cilt.13, sa.4, ss.999-1003, 2022 (SCI-Expanded, Scopus)
2022
202239. Orthostatic intolerance: a frailty marker for older adults
Bas A. O., GÜNER OYTUN M., KAHYAOĞLU Z., ÇÖTELİ S., CEYLAN S., BOĞA İ., et al.
EUROPEAN GERIATRIC MEDICINE
, cilt.13, sa.3, ss.675-684, 2022 (SCI-Expanded, Scopus)
2022
202240. Antibody response with SARS-CoV-2 inactivated vaccine (CoronaVac) in Turkish geriatric population
Bas A. O., HAFIZOĞLU M., Akbiyik F., GÜNER OYTUN M., Sahiner Z., CEYLAN S., et al.
AGE AND AGEING
, cilt.51, sa.5, 2022 (SCI-Expanded, Scopus)
2022
202241. Place of Death of Geriatric Population in Turkey: A 7-Year Observational Study
CEYLAN S., Guner Oytun M., OKYAR BAŞ A., KAHYAOĞLU Z., Dogu B. B., CANKURTARAN M., et al.
JOURNAL OF PALLIATIVE CARE
, cilt.37, sa.1, ss.18-25, 2022 (SCI-Expanded, SSCI, Scopus)
2021
202142. Letter to editor: is laboratory index really a practical and valid tool to predict mortality?
Oytun M. G., Ercan P., Ceylan S., Baş A. O., Halil M., Cankurtaran M., et al.
BMC geriatrics
, cilt.21, sa.1, ss.535, 2021 (SCI-Expanded, SSCI, Scopus)
2021
202143. Dietary Supplements and COVID-19
CEYLAN S., KARADUMAN D., Ayaz C. M., DOĞU B. B., HALİL M. G., CANKURTARAN M.
FLORA INFEKSIYON HASTALIKLARI VE KLINIK MIKROBIYOLOJI DERGISI
, cilt.26, sa.3, ss.353-360, 2021 (ESCI, TRDizin)