TR
Avrasya Ekonometri �statistik ve Ampirik Ekonomi DergisiYl:2021 Say: 18 Alan: Ekonometri

ebnem ZORLUTUNA , Ziya Gkalp GKTOLGA
COX REGRESYON ANALZ LE AKCER KANSERNE ETK EDEN FAKTRLERN ARATIRILMASI: SVAS L RNE
 
According to the data from World Cancer Research Fund (WCRF), the most common cancer type in the world was lung cancer in 2018. Worldwide, 2 million 93 thousand people have been diagnosed with lung cancer. Lung cancer, with the highest mortality rate, ranks first among the other cancer types. However, early diagnosis and knowing the factors affecting treatment generally increases the chance of successfully treating of the disease. In this study, the survival rates and factors affecting average survival times is determined by applying survival analysis to the data obtained from 570 lung cancer patients observed by the Oncology Center of Sivas Cumhuriyet University Medical Faculty Research and Application Hospital. The 1, 5 and 10-year survival rates are found as 55%, 9% and 2%, respectively. The factors affecting survival rate were determined as the patient's age, pathology and stage of the disease.

Anahtar Kelimeler: Survival Analysis, Cox Regression, Censored Data, Lung Cancer, Kaplan-Meier Method, Life Table.


INVESTIGATION OF THE FACTORS AFFECTING LUNG CANCER WITH COX REGRESSION ANALYSIS: SIVAS CITY CASE
 
Dnya Kanser Aratrma Fonu (WCRF) verilerine gre, 2018 yl itibariyle dnyada en yaygn kanser tr akcier kanseridir. Dnya apnda 2 milyon 93 bin kiiye akcier kanseri tehisi konulmutur. Akcier kanseri, kansere bal lmlerde birinci sradadr. Bununla birlikte, erken tan ve tedaviyi etkileyen faktrlerin bilinmesi, genellikle hastaln baarl bir ekilde tedavi edilme ansn arttrr. Bu almada Sivas Cumhuriyet niversitesi Tp Fakltesi Aratrma ve Uygulama Hastanesi Onkoloji Merkezi'nde takip edilen 570 akcier kanseri hastasndan elde edilen verilere sakalm analizleri uygulanmtr. 1, 5 ve 10 yllk sakalm oranlar srasyla % 55, % 9 ve % 2 olarak bulunmutur. Sakalm sresini etkileyen faktrler ise hastann ya, patoloji ve hastaln evresi olarak belirlenmitir.

Keywords: Sakalm Analizi, Cox Regresyon, Sansrl Veri, Akcier Kanseri, Kaplan-Meier Yntemi, Yaam Tablosu.


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