Ata Nevzat Yalcin

Dr. Ata Nevzat Yalcin

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Research Focus & Metrics

Academic Career Length

25Years (2002-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 March 2005 in Infection Control & Hospital Epidemiology
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Journal Article
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NKNevin Kuzu
Nevin Kuzu
FÖFadime Özer
Fadime Özer
SASemra Aydemir
Semra Aydemir
AYAta Nevzat Yalcin
Ata Nevzat Yalcin
MZMehmet Zencir
Mehmet Zencir
Objective: The hands of healthcare workers often transmit pathogens causing nosocomial infections. This study examined compliance with handwashing and glove use.Setting: A university-affiliated hospital.Design: Compliance was observed covertly. Healthcare workers' demographics, hand hygiene facilities, indications for hand hygiene, compliance with handwashing and glove use in each procedure, and duration of handwashing were recorded.Results: Nine nurses and 33 assistant physicians were monitored during the study. One researcher recorded 1,400 potential opportunities for handwashing during 15-minute observation periods. The mean duration of handwashing was 10 + 2 seconds. Most healthcare workers (99.3%) used liquid soap during handwashing, but 79.8% did not dry their hands. For all indications, compliance with handwashing was 31.9% and compliance with glove use was 58.8%. Compliance with handwashing varied inversely with both the number of indications for hand hygiene and the number of patient beds in the hospital room. Compliance with handwashing was better in dirty high-risk situations.Conclusion: Compliance with handwashing was low, suggesting the need for new motivational strategies such as supplying feedback regarding compliance rates.

26 April 2004 in BMC Pulmonary Medicine
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Journal Article
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RERiza Hakan Erbay
Riza Hakan Erbay
AYAta Nevzat Yalcin
Ata Nevzat Yalcin
MZMehmet Zencir
Mehmet Zencir
SSSimay Serin
Simay Serin
HAHabip Atalay
Habip Atalay
Ventilator-associated pneumonia (VAP) which is an important part of all nosocomial infections in intensive care unit (ICU) is a serious illness with substantial morbidity and mortality, and increases costs of hospital care. We aimed to evaluate costs and risk factors for VAP in adult ICU. This is a-three year retrospective case-control study. The data were collected between 01 January 2000 and 31 December 2002. During the study period, 132 patients were diagnosed as nosocomial pneumonia of 731 adult medical-surgical ICU patients. Of these only 37 VAP patients were assessed, and multiple nosocomially infected patients were excluded from the study. Sixty non-infected ICU patients were chosen as control patients. Median length of stay in ICU in patients with VAP and without were 8.0 (IQR: 6.5) and 2.5 (IQR: 2.0) days respectively (P < 0.0001). Respiratory failure (OR, 11.8; 95%, CI, 2.2–62.5; P < 0.004), coma in admission (Glasgow coma scale < 9) (OR, 17.2; 95% CI, 2.7–107.7; P < 0.002), depressed consciousness (OR, 8.8; 95% CI, 2.9–62.5; P < 0.02), enteral feeding (OR, 5.3; 95% CI, 1.0–27.3; P = 0.044) and length of stay (OR, 1.3; 95% CI, 1.0–1.7; P < 0.04) were found as important risk factors. Most commonly isolated microorganism was methicillin resistant Staphylococcus aureus (30.4%). Mortality rates were higher in patients with VAP (70.3%) than the control patients (35.5%) (P < 0.003). Mean cost of patients with and without VAP were 2832.2+/-1329.0 and 868.5+/-428.0 US Dollars respectively (P < 0.0001). Respiratory failure, coma, depressed consciousness, enteral feeding and length of stay are independent risk factors for developing VAP. The cost of VAP is approximately five-fold higher than non-infected patients.

18 November 2014 in Annals of Clinical Microbiology and Antimicrobials
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HLHakan Leblebicioglu
Hakan Leblebicioglu
NENurettin Erben
Nurettin Erben
VRVictor Daniel Rosenthal
Victor Daniel Rosenthal
BABegüm Atasay
Begüm Atasay
AEAyse Erbay
Ayse Erbay
DADilek Arman
Dilek Arman
Device-associated healthcare-acquired infections (DA-HAI) pose a threat to patient safety, particularly in the intensive care unit (ICU). We report the results of the International Infection Control Consortium (INICC) study conducted in Turkey from August 2003 through October 2012. A DA-HAI surveillance study in 63 adult, paediatric ICUs and neonatal ICUs (NICUs) from 29 hospitals, in 19 cities using the methods and definitions of the U.S. NHSN and INICC methods. We collected prospective data from 94,498 ICU patients for 647,316 bed days. Pooled DA-HAI rates for adult and paediatric ICUs were 11.1 central line-associated bloodstream infections (CLABSIs) per 1000 central line (CL)-days, 21.4 ventilator-associated pneumonias (VAPs) per 1000 mechanical ventilator (MV)-days and 7.5 catheter-associated urinary tract infections (CAUTIs) per 1000 urinary catheter-days. Pooled DA-HAI rates for NICUs were 30 CLABSIs per 1000 CL-days, and 15.8 VAPs per 1000 MV-days. Extra length of stay (LOS) in adult and paediatric ICUs was 19.4 for CLABSI, 8.7 for VAP and 10.1 for CAUTI. Extra LOS in NICUs was 13.1 for patients with CLABSI and 16.2 for patients with VAP. Extra crude mortality was 12% for CLABSI, 19.4% for VAP and 10.5% for CAUTI in ICUs, and 15.4% for CLABSI and 10.5% for VAP in NICUs. Pooled device use (DU) ratios for adult and paediatric ICUs were 0.54 for MV, 0.65 for CL and 0.88 for UC, and 0.12 for MV, and 0.09 for CL in NICUs. The CLABSI rate was 8.5 per 1,000 CL days in the Medical Surgical ICUs included in this study, which is higher than the INICC report rate of 4.9, and more than eight times higher than the NHSN rate of 0.9. Similarly, the VAP and CAUTI rates were higher compared with U.S. NHSN (22.3 vs. 1.1 for VAP; 7.9 vs. 1.2 for CAUTI) and with the INICC report (22.3 vs. 16.5 in VAP; 7.9 vs. 5.3 in CAUTI). DA-HAI rates and DU ratios in our ICUs were higher than those reported in the INICC global report and in the US NHSN report.

31 January 2005 in BMC Infectious Diseases
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Journal Article
Open access
DIDilara Inan
Dilara Inan
RSRabin Saba
Rabin Saba
FGFiliz Gunseren
Filiz Gunseren
GOGozde Ongut
Gozde Ongut
ÖTÖzge Turhan
Özge Turhan
LMLatife Mamikoglu
Latife Mamikoglu
Background: Many studies associated nosocomial infections with increased hospital costs due to extra days in hospital, staff time, extra investigations and drug treatment. The cost of antibiotic treatment for these infections represents a significant part of hospital expenditure. This prospective observational study was designed to determine the daily antibiotic cost of nosocomial infections per infected adult patient in Akdeniz University Hospital. Methods: All adult patients admitted to the ICUs between January 1, 2000, and June 30, 2003 who had only one nosocomial infection during their stay were included in the study. Infection sites and pathogens, antimicrobial treatment of patient and it's cost were recorded. Daily antibiotic costs were calculated per infected patient. Results: Among the 8460 study patients, 817 (16.6%) developed 1407 episodes of nosocomial infection. Two hundred thirty three (2.7%) presented with only one nosocomial infection. Mean daily antibiotic cost was $89.64. Daily antibiotic cost was $99.02 for pneumonia, $94.32 for bloodstream infection, $94.31 for surgical site infection, $52.37 for urinary tract infection, and $162.35 for the other infections per patient. The treatment of Pseudomonas aeruginosa infections was the most expensive infection treated. Piperacillin-tazobactam and amikacin were the most prescribed antibiotics, and meropenem was the most expensive drug for treatment of the nosocomial infections in the ICU. Conclusions: Daily antibiotic cost of nosocomial infections is an important part of extra costs that should be reduced providing rational antibiotic usage in hospitals.

1 April 2006 in Infection Control & Hospital Epidemiology
Verified
Journal Article
Closed access
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DIDilara Inan
Dilara Inan
RSRabin Saba
Rabin Saba
AYAta Nevzat Yalcin
Ata Nevzat Yalcin
MYMurat Yilmaz
Murat Yilmaz
GOGozde Ongut
Gozde Ongut
LMLatife Mamikoglu
Latife Mamikoglu
Objective.: To describe the incidence of device-associated nosocomial infections in medical-surgical intensive care units (MS ICUs) in a university hospital in Turkey and compare it with National Nosocomial Infections Surveillance (NNIS) system rates.Design.: Prospective surveillance study during a period of 27 months. Device utilization ratios and device-associated infection rates were calculated using US Centers for Disease Control and Prevention and NNIS definitions.Setting.: Two separate MS ICUs at Akdeniz University Hospital, Antalya, Turkey.Patients.: All patients were included who presented with no signs and symptoms of infection within the first 48 hours after admission.Results.: Data on 1,985 patients with a total of 16,892 patient-days were analyzed. The mean overall infection rate per 100 patients was 29.1 infections, and the mean infection rate per 1,000 patient-days was 34.2 infections. The rate of ventilator-associated pneumonia was 20.76 infections per 1,000 ventilator-days, the rate of catheter-associated urinary tract infection was 13.63 infections per 1,000 urinary catheter–days, and the rate of catheter-associated bloodstream infection was 9.69 infections per 1,000 central line–days. The most frequently isolated pathogens were Pseudomonas species among patients with ventilator-associated pneumonias (35.8% of cases), Candida species among patients with catheter-associated urinary tract infections (37.1% of cases), and coagulase-negative staphylococci among patients with catheter-associated bloodstream infections (20.0% of cases).Conclusion.: We found both higher device-associated infection rates and higher device utilization ratios in our MS ICUs than those reported by the NNIS system. To reduce the rate of infection, implementation of infection control practices and comprehensive education are required, and an appropriate nationwide nosocomial infection and control system is needed in Turkey.

1 January 2015 in American Journal of Infection Control
Verified
Journal Article
Closed access
HLHakan Leblebicioglu
Hakan Leblebicioglu
NENurettin Erben
Nurettin Erben
VRVictor D. Rosenthal
Victor D. Rosenthal
ASAlper Sener
Alper Sener
CUCengiz Uzun
Cengiz Uzun
MGMelek Güneş
Melek Güneş