Prof. Dr. Gültekin Ozan KÜÇÜK

1. The effect of delays in cancer surgery due to the COVID-19 pandemic on cancer resectability and postoperative mortality in different tumor entities

Stengler A. L., Kleeff J., Rieder L., Glasbey J. C., Bhangu A. A., Harrison E. M., et al.

Discover Oncology , cilt.17, sa.1, 2026 (SCI-Expanded, Scopus)

2. Safe and transparent introduction and evaluation of targeted axillary dissection in patients with node-positive breast cancer undergoing primary surgery: International consensus process

Potter S., Mullan R., Cain H., St John E. R., Barry P., Massanat Y., et al.

BJS Open , cilt.9, sa.6, 2025 (SCI-Expanded, Scopus)

3. Causes of diagnostic and treatment delays in locally advanced breast cancer: a nationwide multicenter survey and electronic health records analysis in Turkiye

Karadeniz Cakmak G., Tali U., Balbaloglu H., Tasdoven I., Ozkurt E., Karanlik H., et al.

European Journal of Public Health , cilt.35, sa.6, ss.1271-1280, 2025 (SCI-Expanded, SSCI, Scopus)

4. Global anaesthesia practice using inguinal hernia surgery as a tracer condition: a secondary analysis of an international prospective cohort study

Agastra E., Dajti I., Belouz R., Djama Z., Mouffokes A., Muriel M., et al.

Anaesthesia , cilt.80, sa.11, ss.1343-1351, 2025 (SCI-Expanded, Scopus)

5. Extended pharmacological thromboprophylaxis and clinically relevant venous thromboembolism after major abdominal and pelvic surgery: International, prospective, propensity score-weighted cohort study

Sgrò A., Blanco-Colino R., Brindl N., Chaudhry D., Gressmann K., Gujjuri R., et al.

BJS , cilt.112, sa.3, 2025 (SCI-Expanded, Scopus)

6. Nationwide prospective audit for the evaluation of appendicitis risk prediction models in adults: Right iliac fossa treatment (RIFT) - Turkey

Yalcinkaya A., Yalcinkaya A., Keskin C., Erkan I., YILDIZ A., KAMER K. E., et al.

BJS Open , cilt.8, sa.5, 2024 (SCI-Expanded, Scopus)

7. Association between multimorbidity and postoperative mortality in patients undergoing major surgery: a prospective study in 29 countries across Europe

Kamarajah S., Kouli O., Blackwell S., Dhesi J., Moonesinghe S., Morton B., et al.

Anaesthesia , cilt.79, sa.9, ss.945-956, 2024 (SCI-Expanded, Scopus)

8. Impact of postoperative cardiovascular complications on 30-day mortality after major abdominal surgery: an international prospective cohort study

Kamarajah S., Kouli O., Martin J., Biccard B., Chew M., Harrison E., et al.

Anaesthesia , cilt.79, sa.7, ss.715-724, 2024 (SCI-Expanded, Scopus) Sürdürülebilir Kalkınma

9. Comparison of Presentation Types and Clinical Findings of Rural and Urban Patients with Mastalgia: A Retrospective Analysis of 730 Patients from Turkey

KÜÇÜK G. O.

Medical Science Monitor , cilt.30, 2024 (SCI-Expanded, Scopus)

10. Elective surgery system strengthening: development, measurement, and validation of the surgical preparedness index across 1632 hospitals in 119 countries

Glasbey J. C., Abbott T. E., AlAmeer E., Arnaud A. P., Abou Chaar M., Chaudhry D., et al.

The Lancet , cilt.400, sa.10363, ss.1607-1617, 2022 (SCI-Expanded, Scopus)

11. The impact of surgical delay on resectability of colorectal cancer: An international prospective cohort study

Valenzuela J., Alurralde C., Caram E., Eskinazi D., Badra R., García J., et al.

Colorectal Disease , cilt.24, sa.6, ss.708-726, 2022 (SCI-Expanded, Scopus)

12. Preoperative nasopharyngeal swab testing and postoperative pulmonary complications in patients undergoing elective surgery during the SARS-CoV-2 pandemic

Glasbey J. C., Omar O., Nepogodiev D., Minaya-Bravo A., Bankhead-Kendall B. K., Fiore M., et al.

British Journal of Surgery , cilt.108, sa.1, ss.88-96, 2021 (SCI-Expanded, Scopus)

13. Effect of COVID-19 pandemic lockdowns on planned cancer surgery for 15 tumour types in 61 countries: an international, prospective, cohort study

Glasbey J. C., Adisa A., Azevedo J., Bravo A. M., Costas-Chavarri A., Edwards J., et al.

The Lancet Oncology , cilt.22, sa.11, ss.1507-1517, 2021 (SCI-Expanded, Scopus)

14. Impact of Bacillus Calmette-Gue´rin (BCG) vaccination on postoperative mortality in patients with perioperative SARS-CoV-2 infection

Tabiri S., Kamarajah S. K., Nepogodiev D., Li E., Sravanam S., Owusu S. A., et al.

BJS Open , cilt.5, sa.6, 2021 (SCI-Expanded, Scopus) Sürdürülebilir Kalkınma

15. Death following pulmonary complications of surgery before and during the SARS-CoV-2 pandemic

McLean K., Kamarajah S., Chaudhry D., Raubenheimer K., Alameer E., Creagh-Brown B., et al.

British Journal of Surgery , cilt.108, sa.12, ss.1448-1464, 2021 (SCI-Expanded, Scopus)

16. Early outcomes and complications following cardiac surgery in patients testing positive for coronavirus disease 2019: An international cohort study

Akowuah E., Edwards J. G., Murphy G. J., Oo A. Y., Patel A. J., Ridley B., et al.

Journal of Thoracic and Cardiovascular Surgery , cilt.162, sa.2, 2021 (SCI-Expanded, Scopus)

17. Outcomes from elective colorectal cancer surgery during the SARS-CoV-2 pandemic

Glasbey J. C., Omar O. M., Futaba K., Mohan H., Pockney P., Di Saverio S., et al.

Colorectal Disease , cilt.23, sa.3, ss.732-749, 2021 (SCI-Expanded, Scopus)

18. Machine learning risk prediction of mortality for patients undergoing surgery with perioperative SARS-CoV-2: The COVIDSurg mortality score

Bravo L., Nepogodiev D., Glasbey J. C., Li E., Kamarajah S. K., Picciochi M., et al.

British Journal of Surgery , cilt.19, sa.4, 2021 (SCI-Expanded, Scopus)

19. Delaying surgery for patients with a previous SARS-CoV-2 infection

Glasbey J. C., Fiore M., Shaw R., Bhangu A., Omar O., Omar O., et al.

British Journal of Surgery , cilt.107, sa.12, 2020 (SCI-Expanded, Scopus) Sürdürülebilir Kalkınma