Theofanis Katostaras

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UNLABELLED Informal payments are an ingrained social institution in Greece. In some cases, they are also part of corruption in the health area, which includes a variety of other forms. OBJECTIVE The objective of this paper is to measure and analyze the size and nature of informal payments in the Greek public hospitals, concentrating on payments made to(More)
The effect of ramipril (an angiotensin [AT]-converting enzyme inhibitor), telmisartan (an AT-II type 1 receptor blocker), or their combination on inflammation and lipid peroxidation was assessed in 37 patients with type 2 diabetes who were free of coronary artery disease. All regimens were associated with a significant reduction of C-reactive protein and(More)
Hemopoietic stem cells can be used from bone marrow or blood or umbilical cord blood of matched siblings or appropriately matched unrelated volunteers. Today, large bone marrow registries have been established to help identify volunteer unrelated bone marrow donors for patients lacking a family donor. Despite there being almost 10 million registered(More)
BACKGROUND The aim of this study is to evaluate the significance of microalbuminuria (MA) as a 3-year prognostic index in nondiabetic patients with acute myocardial infarction (AMI). METHODS One hundred seventy-five patients with AMI were followed prospectively for 3 years. The study end point was cardiac death or rehospitalization for an acute coronary(More)
The aim of this study was to investigate the prevalence of secondary traumatic stress/compassion fatigue (STS/CF), burnout (BO) and compassion satisfaction (CS) in psychiatric nurses, and their risk factors. The Professional Quality of Life Scale (ProQOL R-IV) and a demographic and work related characteristics questionnaire were distributed to 174(More)
In this paper, the method of extension is proposed for the calculation of the area under the ROC curve, if only one pair of specificity (Sp0=1-FP0) and sensitivity (Se0) is available. The method of extension is algebraic and is based on the assumption that the ROC curve is continuous, concave, truly ascending and has the form Se=κ0+κ1FP+κ2FP2 in parts. The(More)
OBJECTIVES Aim of this study is the evaluation of the impact of a multimedia CD (MCD) on preoperative anxiety and postoperative recovery of patients undergoing elective laparoscopic cholecystectomy (LC). METHODS Sixty consecutive candidates for elective LC were randomly assigned to four groups. Group A included 15 patients preoperatively informed(More)
To determine the time required for arterial oxygen partial pressure (Pao(2)) equilibration after a change in fractional inspired oxygen (Fio(2)) in intensive care unit (ICU) patients, a prospective study in a 7-bed university ICU was performed. Forty adult patients were examined using sequential arterial blood gas measurements after a .3 alteration in(More)
The purpose of the present study was to investigate the association of opinions towards seeking psychiatric help with the duration of untreated mental disorders in a sectorized Athens area, served by a Community Mental Health Centre. The sample consisted of 134 individuals who had sought help from health or mental health non sectorized services prior to(More)
PURPOSE A national study to register all working nursing personnel and nursing students; to estimate the nursing needs of the Greek population beyond the year 2000; to design a nursing resource master plan for the nursing needs of Greece. DESIGN First, a questionnaire was distributed to register all nursing personnel. Second, required personnel were(More)