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  1. Article

    Open Access

    Identification and cross-country comparison of students’ test-taking behaviors in selected eTIMSS 2019 countries

    Unfavorable test-taking behaviors, such as speededness and disengagement, have long been a validity concern for large-scale low-stakes assessments. Understanding the presence and extent of such behaviors is im...

    **aying Zheng, Fusun Sahin, Ebru Erberber in Large-scale Assessments in Education (2023)

  2. Article

    Open Access

    Comparison of disengagement levels and the impact of disengagement on item parameters between PISA 2015 and PISA 2018 in the United States

    Examinees may not make enough effort when responding to test items if the assessment has no consequence for them. These disengaged responses can be problematic in low-stakes, large-scale assessments because th...

    Huan Kuang, Fusun Sahin in Large-scale Assessments in Education (2023)

  3. Article

    Open Access

    Enhancing response time thresholds with response behaviors for detecting disengaged examinees

    The item responses of examinees who rapid-guess, who do not spend enough time reading and engaging with an item, will not reflect their true ability on that item. Rapid-disengagement refers to rapidly selectin...

    Füsun Sahin, Kimberly F. Colvin in Large-scale Assessments in Education (2020)

  4. No Access

    Article

    Hemifacial spasm and postural abnormalities; clinical and posturographical analyses

    Hemifacial spasm (HFS) is defined as an involuntary, irregular clonic, or tonic movement of muscles innervated by the ipsilateral seventh cranial nerve. It is reported that the coexistence of non-motor- and mo...

    Eylem Degirmenci, Attila Oguzhanoglu, Nilgun Atalay in Acta Neurologica Belgica (2015)

  5. Article

    Open Access

    The effect of CD14 and TLR4 gene polimorphisms on asthma phenotypes in adult Turkish asthma patients: a genetic study

    Endotoxins stimulate T helper 1 cell maturation and send a negative signal to T helper 2 polarisation. This causes a decrease IgE levels and prevents atopy (Hygiene hypothesis). It is shown that this response ...

    Füsun Şahin, Pınar Yıldız, Ayşegül Kuskucu, Mert Ahmet Kuskucu in BMC Pulmonary Medicine (2014)

  6. No Access

    Article

    Reply to a letter from Ozgur Tanriverdi and Derya Kaskari regarding “Frequency of fibromyalgia syndrome in breast cancer patients”

    Nuray Akkaya, Nilgün Simsir Atalay in International Journal of Clinical Oncology (2014)

  7. No Access

    Article

    Ultrasonographic evaluation of the femoral cartilage thickness after unilateral arthroscopic partial meniscectomy

    To assess the distal femoral cartilage after unilateral arthroscopic partial meniscectomy and to explore the relationship between cartilage thickness and various disease-/surgery-related parameters.

    Semih Akkaya, Nuray Akkaya, Levent Ozcakar in Knee Surgery, Sports Traumatology, Arthros… (2013)

  8. No Access

    Article

    Frequency of fibromyalgia syndrome in breast cancer patients

    We aimed to determine the frequency of fibromyalgia syndrome (FM) in operated breast cancer patients and to research the relationship between FM and the severity of fatigue and quality of life in these breast ...

    Nuray Akkaya, Nilgün Simsir Atalay in International Journal of Clinical Oncology (2013)

  9. No Access

    Article

    Assessment of the relationship between postural stability and sleep quality in patients with fibromyalgia

    The aim of this study is to investigate the relationship of postural stability and sleep disorders in patients with fibromyalgia syndrome. Frequency of falls in the last 6 months in 48 fibromyalgia and 32 cont...

    Nuray Akkaya, Semih Akkaya, Nilgun Simsir Atalay, Merve Acar in Clinical Rheumatology (2013)

  10. Article

    Open Access

    Prominent features of platelet count, plateletcrit, mean platelet volume and platelet distribution width in pulmonary tuberculosis

    We aimed to investigate the relation of platelet count (PLT) and plateletcrit (PCT), mean platelet volume (MPV) and platelet distribution width (PDW) with other acute phase reactants and radiological extent in...

    Füsun Şahin, Esra Yazar, Pınar Yıldız in Multidisciplinary Respiratory Medicine (2012)

  11. Article

    Open Access

    Reliability and validity of the Turkish version of the Performance-Oriented Mobility Assessment I

    The Performance-Oriented Mobility Assessment (POMA)-I is widely used assessment tool for evaluation of balance and gait properties. The aim of this study was to translate POMA-I to Turkish and to assess its re...

    Serap D. Yücel, Füsun Şahin, Beril Doğu in European Review of Aging and Physical Acti… (2012)

  12. No Access

    Article

    Relationship between the body image and level of pain, functional status, severity of depression, and quality of life in patients with fibromyalgia syndrome

    The aims were to investigate how the body image is affected in fibromyalgia syndrome (FMS) in comparison to healthy people, as well as to explore the relationship of the body image with the level of pain, func...

    Nuray Akkaya, Semih Akkaya, Nilgun Simsir Atalay in Clinical Rheumatology (2012)

  13. No Access

    Article

    Helicobacter pylori seropositivity in fibromyalgia syndrome

    Nuray Akkaya, Semih Akkaya, Yusuf Polat, Meral Turk, Tufan Turk in Clinical Rheumatology (2011)

  14. No Access

    Article

    Helicobacter pylori seropositivity in fibromyalgia syndrome

    Although there are some studies suggesting relation between different types of infection and fibromyalgia syndrome (FM), there is presently no proof that FM is caused by an infection. Helicobacter pylori (HP) inf...

    Nuray Akkaya, Semih Akkaya, Yusuf Polat, Meral Turk, Tufan Turk in Clinical Rheumatology (2011)

  15. No Access

    Article

    Reliability and validity of the Turkish version of the Nottingham Extended Activities of Daily Living Scale

    Background and aims: The aim of this study was to develop a Turkish version of the Nottingham Extended Activities of Daily Living Scale (NEADLS) and to assess its reliability and validity. Method...

    Fusun Sahin, Figen Yilmaz, Asli Ozmaden in Aging Clinical and Experimental Research (2008)

  16. No Access

    Article

    Quality of life assessments with SF 36 in different musculoskeletal diseases

    The aim of this study is to evaluate comparatively the life quality of patients with knee osteoarthritis (KO), shoulder im**ement syndrome(SIS), fibromialgia(FM), or osteoporosis(OP) using SF 36 and establis...

    Figen Yilmaz, Fusun Sahin, Ernur Ergoz, Emel Deniz, Cem Ercalik in Clinical Rheumatology (2008)

  17. No Access

    Article

    Efficacy of salmon calcitonin in complex regional pain syndrome (type 1) in addition to physical therapy

    The aim of the study was to assess the efficacy of salmon calcitonin, which was suggested as effective in the treatment of complex regional pain syndrome type 1 (CRPS 1). Patients who had suffered trauma to th...

    Fusun Sahin, Figen Yilmaz, Nurdan Kotevoglu, Banu Kuran in Clinical Rheumatology (2006)