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Browsing Biyoistatistik ve Tıp Bilişimi Anabilim Dalı by Issue Date

Browsing Biyoistatistik ve Tıp Bilişimi Anabilim Dalı by Issue Date

Now showing items 1-20 of 153

The comparison of logistic regression model selection methods for theprediction of coronary artery disease

Çolak, Cemil; Çolak, Mehmet Cengiz; Orman, Mehmet N. (Anadolu Kardıyolojı Dergısı-The Anatolıan Journal Of Cardıology, 207)

Amaç: Bu çal›flma, koroner arter hastal›¤›n›n (KAH) tahmini için lojistik regresyon modeli seçim yöntemlerinin karfl›laflt›r›lmas› amac›yla yap›lm›flt›r. Yöntemler: Koroner arter hastal›¤› verileri, 2001 y›l›nda ‹nönü ...
On the moments of order statistics from discrete distributions

Çalık, Sinan; Güngör, Mehmet; Çolak, Cemil (Pakistan journal of statistics, 2000)
Relationship of antioxidant enzymes and urinary 6 sulfatoxymelatoninwith atherosclerotic involvement of the radial artery

Çolak, Mehmet Cengiz; Çolak, Cemil; Kocatürk, Hasan; Berat, Cihan Hasan; Parlakpınar, Hakan (Cardiovascular drugs and therapy, 2000)
Identifying risk factors in a mostly overweight patient population with coronary artery disease

Yoloğlu, Saim; Sezgin, Alpay Turan; Özdemir, Ramazan; Sezgin, Nurzen; Çolak, Cemil; Topal, Ergül; Barutçu, İrfan (Angiology, 2003)

Overweight/obesity is a complex multifactorial chronic disorder, and the American Heart Association (AHA) has recently classified as a modifiable risk factor for coronary heart disease (CAD). This study (1) evaluates the ...
Identifying risk factors in a mostly overweight patient population with coronary artery disease

Yoloğlu, Saim; Sezgin, Alpay Turan; Özdemir, Ramazan; Sezgin, Nurzen; Çolak, Cemil; Topal, Ergül; Barutçu, İrfan (Angiology, 2003)

Overweight/obesity is a complex multifactorial chronic disorder, and the American Heart Association (AHA) has recently classified as a modifiable risk factor for coronary heart disease (CAD). This study (1) evaluates the ...
Ateroskleroz un tahmini için bir yapay sinir ağı

Çolak, Cemil; Çolak, Mehmet Cengiz; Atıcı, Mehmet Ali (Ankara Üniversitesi Tıp Fakültesi Mecmuası, 2005)

Amaç: Bu çalışmada, ateroskleroz’un tahmin edilebilmesi için bir yapay sinir ağı oluşturulması amaçlanmıştır. Gereç ve Yöntem: Haziran 2003 ile Kasım 2003 tarihleri arasında, kesikli ve sürekli değişkenlerden oluşan ...
Aterosklerozun tahmini için bir yapay sinir ağı

Çolak, Cemil; Çolak, Mehmet Cengiz; Atıcı, M.Ali (Ankara Üniversitesi Tıp Fakültesi Mecmuası, 2005)

Amaç: Bu çalışmada, ateroskleroz’un tahmin edilebilmesi için bir yapay sinir ağı oluşturulması amaçlanmıştır. Gereç ve Yöntem: Haziran 2003 ile Kasım 2003 tarihleri arasında, kesikli ve sürekli değişkenlerden oluşan ...
Selective endothelin a ETA receptor antagonist BQ 123 reduces both myocardial infarct size and oxidant injury

Özdemir, Ramazan; Parlakpınar, Hakan; Polat, Alaadin; Çolak, Cemil; Ermiş, Necip; Acet, Ahmet (Toxicology, 2006)

Objective: Endothelins (ET) can be considered stress-responsive regulators working in paracrine and autocrine fashion. It has been suggested that elevated levels of ET may be responsible for the low coronary re-flow ...
Protective role of aminoguanidine on gentamicin induced acute renal failure in rats

Polat, Alaadin; Parlakpınar, Hakan; Taşdemir, Seda; Çolak, Cemil; Vardı, Nigar; Uçar, Muharrem; Emre, Mehmet Hanifi; Acet, Hacı Ahmet (Acta Histochemica, 2006)

The toxicity of aminoglycosides including gentamicin (GEN), the most widely used drug in this category, is believed to be related to the generation of reactive oxygen species (ROS) in the kidney. Aminoguanidine (AG) is ...
Effects of coronary revascularization and concomitant aneurysmectomy on QT interval duration and dispersion

Koşar, Feridun; Nisanoğlu, Vedat; Aksoy, Yüksel; Çolak, Mehmet Cengiz; Erdil, Nevzat; Battaloğlu, Bektaş (Journal of Electrocardiology, 2006)

A reduction in QT dispersion (QTd) has been previously shown in patients receiving thrombolytics and undergoing coronary artery bypass grafting (CABG). The purpose of the present study was to investigate changes occurring ...
Selective endothelin a ETA receptor antagonist BQ 123 reduces both myocardial infarct size and oxidant injury

Özdemir, Ramazan; Parlakpınar, Hakan; Polat, Alaadin; Çolak, Cemil; Ermiş, Necip; Acet, Hacı Ahmet (Toxicology, 2006)

Objective: Endothelins (ET) can be considered stress-responsive regulators working in paracrine and autocrine fashion. It has been suggested that elevated levels of ET may be responsible for the low coronary re-flow ...
Resveratrol a red wine constituent polyphenol protects gastric tissue against the oxidative stress in cholestatic rats

Kırımlıoğlu, Vedat; Yılmaz, Mehmet; Özgör, Dinçer; Işık, Burak; Söğütlü, Gökhan; Kırımlıoğlu, Hale; Karabulut, Aysun Bay (Dig Dis Sci., 0–0., 2006)

This experimental study was designed to determine the effects of resveratrol on the level of malondialdehyde (MDA), reduced glutathione (GSH), and nitric oxide (NO) in gastric tissue after bile duct ligation (BDL). Swiss ...
Protective effects of melatonin on renal failure in pinealectomized rats

Parlakpınar, Hakan; Acet, Ahmet; Gül, Ahmet; Altınöz, Eyyüb; Eşrefoğlu, Mukaddes; Çolak, Cemil (International Journal of Urology, 2007)

Aim: The purpose of the current study was to investigate the effects melatonin on renal function.Methods: The histological appearance of the kidney and malondialdehyde, nitric oxide, glutathione and superoxide dismutase ...
Laparoscopic repair of peptic ulcer perforation without omental patch versus conventional open repair

Ateş, Mustafa; Sevil, Sedat; Bakırcıoğlu, Erhan; Çolak, Cemil (Journal of Laparoendoscopic & Advanced Surgical Techniques, 2007)

Background: Laparoscopic surgery, a minimally invasive technique, has recently begun to be used on perforated peptic ulcers effectively and frequently. Nevertheless, most studies have shown that the disadvantages of the ...
The comparison of logistic regression model selection methods for theprediction of coronary artery disease

Çolak, Cemil; Çolak, Mehmet Cengiz; Orman, Mehmet N. (Anadolu Kardiyoloji Dergisi- The Anatolian Journal of Cardiology, 2007)

Amaç: Bu çalışma, koroner arter hastalığının (KAH) tahmini için lojistik regresyon modeli seçim yöntemlerinin karşılaştırılması amacıyla yapılmıştır. Yöntemler: Koroner arter hastalığı verileri, 2001 yılında ‹nönü ...
Investigating the protective effect of melatonin on liver injury relatedto myocardial ischemia reperfusion

Çolak, Cemil; Parlakpınar, Hakan; Özer, Mehmet Kaya; Şahna, Engin; Çiğremiş, Yılmaz; Acet, Hacı Ahmet (Medical science monitör, 2007)

Background: An animal model of myocardial ischemia-reperfusion (MI/R) was used to test the hypothesis that free radicals released with MI/R have hazardous effects on liver through remote organ injury. Material/Methods: ...
Protective effects of melatonin on renal failure in pinealectomized rats

Parlakpınar, Hakan; Acet, Hacı Ahmet; Gül, Mehmet; Altınöz, Eyüp; Eşrefoğlu, Mukaddes; Çolak, Cemil (International Journal of Urology, 2007)

Aim: The purpose of the current study was to investigate the effects melatonin on renal function. Methods: The histological appearance of the kidney and malondialdehyde, nitric oxide, glutathione and superoxide dismutase ...
Effects of montelukast on burn wound healing in a rat model

Turtay, Muhammet Gökhan; Fırat, Cemal; Şamdancı, Emine; Oğuztürk, Hakan; Erbatur, Serkan; Çolak, Cemil (CLINICAL AND INVESTIGATIVE MEDICINE, 2008)

PURPOSE: Montelukast, a selective cysteinyl leukotriene D4-receptor antagonist, is used in the treatment of asthma. In a rat model, our aim was to investigate the effects of montelukast, alone or in combination with topical ...
Predicting coronary artery disease using different artificial neural network models

Çolak, Mehmet Cengiz; Çolak, Cemil; Koçatürk, Hüseyin; Sağıroğlu, Şeref; Barutçu, İrfan (Anadolu kardiyoloji dergisi: AKD= the Anatolian journal of cardiology, 2008)

Objective: Eight different learning algorithms used for creating artificial neural network (ANN) models and the different ANN models in the prediction of coronary artery disease (CAD) are introduced. Methods: This work ...
Kanser tanısı almış hastalarda Microsporidium görülme sıklığı

Karaman, Ülkü; Atambay, Metin; Daldal, Nilgün; Çolak, Cemil (Turkish Journal of Parasitology, 2008)

23,60±23.00 olan 320 hastadan alınan dışkı örnekleri nativ-lugol, sedimentasyon yöntemleriyle incelenmiş ve modifiye trichrome, trichrome, calcofluor boyaları ile de değerlendirilmiştir. Kanser tanısı almamış 320 hasta ...

Now showing items 1-20 of 153

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Browsing Biyoistatistik ve Tıp Bilişimi Anabilim Dalı by Issue Date

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