Search Results - "ULGEN, Ayse"

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  1. 1

    Relationship between Thyroid Hormone Levels and Crime Type: A Controlled Study in Prisoners by Acar, Hasan, Ulgen, Ayse

    “…Various factors cause aggression, which can be related to imbalance of T3 and T4 hormones, which can act as neurotransmitters and are reported to be elevated…”
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    Journal Article
  2. 2

    Diabetes and bacterial co-infection are two independent risk factors for respiratory syncytial virus disease severity by Sivgin, Hakan, Cetin, Sirin, Ulgen, Ayse, Li, Wentian

    Published in Frontiers in medicine (01-11-2023)
    “…Diabetes mellitus (DM) is common among older adults hospitalized with lower respiratory tract infection, yet information on the impact of DM on disease…”
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    Journal Article
  3. 3

    Survival Analysis in Colon Cancer Patients by ULGEN, Ayse, ÇETİN, Şirin, DEDE, İsa

    Published in Çağdaş tıp dergisi (24-05-2021)
    “…Introduction: The aim of this study is to investigate the degree of risk and significance of prognostic and demographic factors affecting the survival of…”
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    Journal Article
  4. 4

    On Fair Performance Comparison between Random Survival Forest and Cox Regression: An Example of Colorectal Cancer Study by Cetin, Sirin, Ulgen, Ayse, Dede, Isa, Li, Wentian

    Published in SciMedicine journal (01-03-2021)
    “…Random Forest (RF), a mostly model-free and robust machine learning method, has been successfully applied to right-censored survival data, under the name of…”
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    Journal Article
  5. 5

    A Study on Factors Impacting Length of Hospital Stay of COVID-19 Inpatients by ÇETİN, Şirin, ULGEN, Ayse, ŞIVGIN, Hakan, Lİ, Wentian

    Published in Çağdaş tıp dergisi (24-05-2021)
    “…Knowing the typical length of hospital stay of COVID-19 patients and which factors affecting the stay time is important for hospital management. 3184 COVID-19…”
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    Journal Article
  6. 6

    Parametrik hızlandırılmış başarısızlık (ölüm) zamanı (HBZ) modelleri ile erken evre meme kanseri hastalarında uygulama by BEKİROĞLU, Nural, ULGEN, Ayse

    Published in Pamukkale Medical Journal (2021)
    “…ET Amaç: Cox Orantılı Hazard (COH) modeli sağkalım analizinde en sık kullanılan çok değişkenli regresyon modelidir. Ancak uygulamada orantılı hazard (OH)…”
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    Journal Article
  7. 7

    Survival Analyses of COVID-19 Patients in a Turkish Cohort: Comparison between Using Time to Death and Time to Release by Cetin, Sirin, Ulgen, Ayse, Balci, Pervin Ozlem, Sivgin, Hakan, Cetin, Meryem, Sivgin, Sevdiye, Li, Wentian

    Published in SciMedicine journal (27-04-2021)
    “…Survival analyses of COVID-19 data has its own unique features, in particular, the existence of two distinct events: death and release from the hospital within…”
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    Journal Article
  8. 8

    Evidence for a pleiotropic QTL on chromosome 5q13 influencing both time to asthma onset and asthma score in French EGEA families by BOUZIGON, Emmanuelle, ULGEN, Ayse, DIZIER, Marie-Hélène, SIROUX, Valérie, LATHROP, Mark, KAUFFMANN, Francine, PIN, Isabelle, DEMENAIS, Florence

    Published in Human genetics (01-07-2007)
    “…Although many genome screens have been conducted for asthma as a binary trait, there is limited information regarding the genetic factors underlying variation…”
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    Journal Article
  9. 9

    Evaluation of risk factors and survival rates of patients with early-stage breast cancer with machine learning and traditional methods by Özgür, Emrah Gökay, Ulgen, Ayse, Uzun, Sinan, Bekiroğlu, Gülnaz Nural

    “…•Comparison of prediction performances of traditional statistical methods and machine learning algorithms in terms of survival rate and C index. This article…”
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    Journal Article
  10. 10

    A composite ranking of risk factors for COVID-19 time-to-event data from a Turkish cohort by Ulgen, Ayse, Cetin, Sirin, Cetin, Meryem, Sivgin, Hakan, Li, Wentian

    Published in Computational biology and chemistry (01-06-2022)
    “…Having a complete and reliable list of risk factors from routine laboratory blood test for COVID-19 disease severity and mortality is important for patient…”
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    Journal Article
  11. 11

    Blood-Type-A is a COVID-19 infection and hospitalization risk in a Turkish cohort by Cetin, Meryem, Cetin, Sirin, Ulgen, Ayse, Li, Wentian

    “…We have shown in an ethnically homogenous Turkey cohort with more than six thousand cases and 25 thousand controls that ABO blood types that contain anti-A…”
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    Journal Article
  12. 12

    Approximate reciprocal relationship between two cause-specific hazard ratios in COVID-19 data with mutually exclusive events by Li, Wentian, Cetin, Sirin, Ulgen, Ayse, Cetin, Meryem, Sivgin, Hakan, Yang, Yaning

    Published in The international journal of biostatistics (30-05-2024)
    “…COVID-19 survival data presents a special situation where not only the time-to-event period is short, but also the two events or outcome types, death and…”
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    Journal Article
  13. 13

    Thought Disorder in Schizophrenia and Bipolar Disorder Probands, Their Relatives, and Nonpsychiatric Controls by Morgan, Charity J, Coleman, Michael J, Ulgen, Ayse, Boling, Lenore, Cole, Jonathan O, Johnson, Frederick V, Lerbinger, Jan, Bodkin, J Alexander, Holzman, Philip S, Levy, Deborah L

    Published in Schizophrenia bulletin (01-05-2017)
    “…Thought disorder (TD) has long been associated with schizophrenia (SZ) and is now widely recognized as a symptom of mania and other psychotic disorders as…”
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    Journal Article
  14. 14

    COVID-19 outpatients and surviving inpatients exhibit comparable blood test results that are distinct from non-surviving inpatients by ULGEN, Ayse, ÇETİN, Şirin, BALCI, Pervin, ŞIVGIN, Hakan, ŞIVGIN, Sevdiye, ÇETİN, Meryem, Lİ, Wentian

    “…Aim: The decision of admitting COVID-19 patients as inpatients is mostlydetermined by chest X-ray based diagnosis of pneumonia severity. However, prognosis of…”
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    Journal Article
  15. 15

    Statistical properties of 3 model based tests for linkage by Ulgen, Ayse

    Published 01-01-2001
    “…The lod score was originally developed for evaluating linkage for simple Mendelian disorders. Today, most diseases are complex and we don't know the underlying…”
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    Dissertation
  16. 16

    Percentiles of the null distribution of 2 maximum lod score tests by Ulgen, Ayse, Yoo, Yun Joo, Gordon, Derek, Finch, Stephen J, Mendell, Nancy R

    Published in Human heredity (01-01-2004)
    “…We here consider the null distribution of the maximum lod score (LOD-M) obtained upon maximizing over transmission model parameters (penetrance values,…”
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    Journal Article
  17. 17

    Comparing single-nucleotide polymorphism marker-based and microsatellite marker-based linkage analyses by Ulgen, Ayse, Li, Wentian

    Published in BMC genetics (30-12-2005)
    “…We compared linkage analysis results for an alcoholism trait, ALDX1 (DSM-III-R and Feigner criteria) using a nonparametric linkage analysis method, which takes…”
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    Journal Article
  18. 18

    Correlation between quantitative traits and correlation between corresponding LOD scores: detection of pleiotropic effects by Ulgen, Ayse, Han, Zhihua, Li, Wentian

    Published in BMC genetics (31-12-2003)
    “…We address the question of whether statistical correlations among quantitative traits lead to correlation of linkage results of these traits. Five measured…”
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    Journal Article
  19. 19

    A comparative study of profile changes with 3 different distalization mechanics by Sayinsu, Korkmaz, Isik, Fulya, Ulgen, Ayşe Nur

    Published in World journal of orthodontics (2007)
    “…To compare the effects of 3 molar distalization appliances, the intraoral bodily molar distalizer, the Keles slider, and the acrylic cervical occipital…”
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    Journal Article
  20. 20

    Üst büyük azı Distalizasyonu Yapan Bir Plak Ile Servikal Headgear Kombinasyonunun (Modifiye Acco Apareyi:Acrylic Cervical Occipital Appliance) diş-çene Ve yüz Iskeletine Etkilerinin Incelenmesi by Ülgen, Ayşe Nur

    Published 01-01-1999
    “…Bu çalışmada, üst birinci büyük azıların distalizasyonunda kullanılan servikal headgear ve diztalizasyon plağı kombinasyonundan oluşan modifiye ACCO apareyinin…”
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    Dissertation