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Akademik Faaliyetlere Dayalı Araştırma Alanları
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Scopus Araştırma Alanları
Makaleler
Tümü (40)
SCI-E, SSCI, AHCI (29)
SCI-E, SSCI, AHCI, ESCI (37)
ESCI (6)
Scopus (35)
TRDizin (10)
Diğer Yayınlar (1)
2025
20251. Prevalence, diagnosis and treatment of sarcopenic obesity in older adults: a systematic review and a meta-analysis
Sengul Aycicek G., Okyar Bas A., KARABULUT E., HALİL M. G.
ACTA CLINICA BELGICA
, cilt.80, sa.6, ss.226-249, 2025 (SCI-Expanded, Scopus)
2025
20252. 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
20253. 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)
2025
20254. Global Leadership Initiative on Malnutrition (GLIM) plus Patient- and Nutrition-Derived Outcome Risk Assessment Score (PANDORA) predicts intensive care mortality: A 180-day follow-up study
OKYAR BAŞ A., Mermer M., EŞME M.
NUTRITION
, 2025 (SCI-Expanded, Scopus)
2025
20255. Sleep hygiene education in older adults: effectiveness and association with comprehensive geriatric assessment
HAFIZOĞLU M., Gurun P., OKYAR BAŞ A., Kayabasi C., KARADUMAN D., ATBAŞ C., et al.
AGING & MENTAL HEALTH
, 2025 (SCI-Expanded, SSCI, Scopus)
2024
20246. Impact of Sleep Quality on Disease Activity and Clinical Outcomes in Older Patients with Inflammatory Bowel Disease
Cavusoglu C., Sahin T., OKYAR BAŞ A., Guner M., Boga I., Ozturk Y., et al.
EUROPEAN JOURNAL OF GERIATRICS AND GERONTOLOGY
, cilt.6, sa.3, ss.178-184, 2024 (ESCI, Scopus, TRDizin)
2024
20247. 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
20248. Role of muscle ultrasound in frailty assessment in older adults with type 2 diabetes mellitus
HAFIZOĞLU M., KALKAN YILDIRIM H., OKYAR BAŞ A., KARADUMAN D., ŞAHİNER Z., DOĞU B. B., et al.
BMC GERIATRICS
, cilt.24, sa.1, 2024 (SCI-Expanded, SSCI, Scopus)
2024
20249. Evaluation of waist-to-calf ratio as a diagnostic tool for sarcopenic obesity: a cross-sectional study from a geriatric outpatient clinic
Guner M., Ozturk Y., Ceylan S., OKYAR BAŞ A., KOCA M., BALCI C., et al.
EUROPEAN GERIATRIC MEDICINE
, cilt.15, ss.1469-1475, 2024 (SCI-Expanded, Scopus)
2024
202410. 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
202411. 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
202412. 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
202413. 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
202414. 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
202415. 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
202416. 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)
2024
202417. 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
202418. 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
202419. Geriatrician perspective on the malnutrition and long-term mortality in hospitalized older adults
OKYAR BAŞ A., BALCI C.
Clinical Nutrition
, 2024 (SCI-Expanded, Scopus)
2024
202420. 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
202421. 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
202422. Letter to editor: Phase angle is associated with sarcopenic obesity in post-stroke patients
Güner M., OKYAR BAŞ A., Ceylan S.
Clinical Nutrition
, cilt.43, sa.1, ss.304, 2024 (SCI-Expanded, Scopus)
2024
202423. A pilot study for a practical screening tool for dementia: validation of 5-minute cognitive test in a geriatric population
HAFIZOĞLU M., OKYAR BAŞ A., ŞAHİNER Z., Oytun M. G., ATBAŞ C., KARADUMAN D., et al.
Psychogeriatrics
, cilt.24, sa.1, ss.16-24, 2024 (SCI-Expanded, Scopus)
2023
202324. 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
202325. 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
202326. 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
202327. 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
202328. 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
202329. 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
202330. Older patients’ driving safety with the help of DRIVING SIMULATOR: Which cognitive test can predict better driving safety?
EŞME M., ARAN O. T., BALCI C., TEMİZKAN E., CEYLAN S., Koca M., et al.
Acta Medica
, cilt.54, sa.2, ss.135-144, 2023 (TRDizin)
2023
202331. 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
202332. 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
202333. 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
202334. 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
202235. Memory T cell responses in seronegative older adults following SARS-CoV-2 vaccination.
Hafızoğlu M., Bas A. O., Tavukçuoğlu E., Sahiner Z., Oytun M. G., Ulutürk S., et al.
Clinical immunology communications
, cilt.2, ss.154-158, 2022 (TRDizin)
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. 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
202238. 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
202239. Comment on: The relationship between multimorbidity, obesity, and functional impairment in older adults
OKYAR BAŞ A., BALCI C.
JOURNAL OF THE AMERICAN GERIATRICS SOCIETY
, cilt.70, sa.7, ss.2173-2174, 2022 (SCI-Expanded, SSCI, Scopus)
2022
202240. 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)