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Contact Details

Phone
+64 21 066 8369
Email
kari.clifford@otago.ac.nz
Position
Research Fellow
Department
Department of Surgical Sciences (Dunedin)
Qualifications
PhD
Research summary
I Investigate surgical outcomes in the fields of general, colorectal, and vascular surger
Clinical
Colorectal and vascular surgery

Research

I work with the colorectal and vascular surgical teams, focusing on post-surgical outcomes. My key skills are data analysis, particularly network meta-analysis and modelling, study design, and scientific writing.

Publications

Kee, R., Clifford, K., Maloney, J., Mangu, A., Cain, J., Memon, S., & Rahiri, J.-L. (2024). A retrospective cohort study of incidental abdominal aortic aneurysms on routine abdominal computed tomography scans in Te Tairāwhiti (2018-2019). New Zealand Medical Journal/Te ara tika o te hauora hapori, 137(1591), 30-40. Retrieved from https://www.nzmj.org.nz/

Hart, A., Clifford, K., & Thompson-Fawcett, M. (2023). Recurrence after transanal endoscopic microsurgery for benign and malignant rectal tumours: Experience of a single New Zealand centre. ANZ Journal of Surgery. Advance online publication. doi: 10.1111/ans.18780

Jiang, W., Koh, C., Solomon, M., Karunaratne, S., Beckenkamp, P. R., Clifford, K., Woodfield, J., & Steffens, D. (2023). Time to prioritise quality over quantity in prehabilitation trials: A literature review. Eurasian Journal of Medicine & Oncology, 7(3), 287-303. doi: 10.14744/ejmo.2023.14880

Guo, J., Blyth, P., Clifford, K., Hooper, N., & Crawford, H. (2023). Transfer validity of pediatric supracondylar humeral fracture pin placement practice on in-theater performance by orthopedic trainees using an augmented reality simulator: Protocol for a pilot interventional cohort study with a retrospective comparator cohort. JMIR Research Protocols, 12, e38282. doi: 10.2196/38282

Clifford, K., Woodfield, J. C., Tait, W., Campbell, H. A., & Baldi, J. C. (2023). Association of preoperative high-intensity interval training with cardiorespiratory fitness and postoperative outcomes among adults undergoing major surgery: A systematic review and meta-analysis. JAMA Network Open, 6(6), e2320527. doi: 10.1001/jamanetworkopen.2023.20527

Kee, R., Clifford, K., Maloney, J., Mangu, A., Cain, J., Memon, S., & Rahiri, J.-L. (2024). A retrospective cohort study of incidental abdominal aortic aneurysms on routine abdominal computed tomography scans in Te Tairāwhiti (2018-2019). New Zealand Medical Journal/Te ara tika o te hauora hapori, 137(1591), 30-40. Retrieved from https://www.nzmj.org.nz/

Journal - Research Article

Clifford, K., Woodfield, J. C., Tait, W., Campbell, H. A., & Baldi, J. C. (2023). Association of preoperative high-intensity interval training with cardiorespiratory fitness and postoperative outcomes among adults undergoing major surgery: A systematic review and meta-analysis. JAMA Network Open, 6(6), e2320527. doi: 10.1001/jamanetworkopen.2023.20527

Journal - Research Article

Hart, A., Clifford, K., & Thompson-Fawcett, M. (2023). Recurrence after transanal endoscopic microsurgery for benign and malignant rectal tumours: Experience of a single New Zealand centre. ANZ Journal of Surgery. Advance online publication. doi: 10.1111/ans.18780

Journal - Research Article

Hill, B. G., Holloway, R., Lim, J., Clifford, K., Lesche, S., Letts, J., & Krysa, J. (2023). The correlation between different ultrasound planes and computed tomography measures of abdominal aortic aneurysms. Australasian Journal of Ultrasound in Medicine, 26(1), 5-12. doi: 10.1002/ajum.12319

Journal - Research Article

Wass, G., Clifford, K., & Subramaniam, R. M. (2023). Evaluation of the diagnostic accuracy of FAPI PET/CT in oncologic studies: Systematic review and metaanalysis. Journal of Nuclear Medicine, 64(8), 1218-1224. doi: 10.2967/jnumed.123.265471

Journal - Research Article

Clifford, K., Majumder, A., Hill, B., Young-Gough, A., Jones, G. T., & Krysa, J. (2022). The impact of suprarenal diameter on outcomes following endovascular aneurysm repair: A retrospective cohort study. Vascular & Endovascular Surgery, 56(7), 682-688. doi: 10.1177/15385744221108052

Journal - Research Article

Hall, N., Krysa, J., Lesche, S., Hill, B. G., Letts, J. A., McNaughton, A., Clifford, K., & Jones, G. T. (2022). Near infrared fluorescence imaging to demonstrate reflux in the superficial microvenous network of the leg. European Journal of Vascular & Endovascular Surgery, 64, 377-386. doi: 10.1016/j.ejvs.2022.05.036

Journal - Research Article

Turner, G. A., Clifford, K. A., Holloway, R., Woodfield, J. C., & Thompson-Fawcett, M. (2022). The impact of prolonged delay to loop ileostomy closure on postoperative morbidity and hospital stay: A retrospective cohort study. Colorectal Disease, 24, 854-861. doi: 10.1111/codi.16095

Journal - Research Article

Woodfield, J. C., Clifford, K., Schmidt, B., Turner, G. A., Amer, M. A., & McCall, J. L. (2022). Strategies for antibiotic administration for bowel preparation among patients undergoing elective colorectal surgery: A network meta-analysis. JAMA Surgery, 157(1), 34-41. doi: 10.1001/jamasurg.2021.5251

Journal - Research Article

Woodfield, J. C., Clifford, K., Wilson, G. A., Munro, F., & Baldi, J. C. (2022). Short-term high-intensity interval training improves fitness before surgery: A randomised clinical trial. Scandinavian Journal of Medicine & Science in Sports, 32, 856-865. doi: 10.1111/sms.14130

Journal - Research Article

Elliott, T. B., Cha, R., Clifford, K., Popadich, A., & Nagra, S. (2021). Safety and outcomes after oesophagectomy in southern New Zealand: A 25-year audit of a low volume centre. ANZ Journal of Surgery, 91, 1509-1514. doi: 10.1111/ans.16644

Journal - Research Article

Hart, A., Furkert, C., Clifford, K., & Woodfield, J. C. (2021). Impact of incisional surgical site infections on quality of life and patient satisfaction after general surgery: A case controlled study. Surgical Infections, 22(10), 1039-1046. doi: 10.1089/sur.2021.033

Journal - Research Article

Mallard, S. R., Clifford, K. A., Park, R., Trainee Intern Research Group, Cousins, K., Patton, A., Woodfield, J. C., & Thompson-Fawcett, M. (2021). Role for colorectal teams to support non-colorectal teams to improve clinical outcomes and adherence to ERAS guidelines for segmental colectomy: A cohort study. BMC Surgery, 21(1), 132. doi: 10.1186/s12893-021-01149-8

Journal - Research Article

Lord, I., Reeves, L., Gray, A., Woodfield, J., Clifford, K., & Thompson-Fawcett, M. (2020). Loop ilesotomy closure: A retrospective comparison of three techniques. ANZ Journal of Surgery, 90(9), 1632-1636. doi: 10.1111/ans.15922

Journal - Research Article

Guo, J., Blyth, P., Clifford, K., Hooper, N., & Crawford, H. (2023). Transfer validity of pediatric supracondylar humeral fracture pin placement practice on in-theater performance by orthopedic trainees using an augmented reality simulator: Protocol for a pilot interventional cohort study with a retrospective comparator cohort. JMIR Research Protocols, 12, e38282. doi: 10.2196/38282

Journal - Research Other

Jiang, W., Koh, C., Solomon, M., Karunaratne, S., Beckenkamp, P. R., Clifford, K., Woodfield, J., & Steffens, D. (2023). Time to prioritise quality over quantity in prehabilitation trials: A literature review. Eurasian Journal of Medicine & Oncology, 7(3), 287-303. doi: 10.14744/ejmo.2023.14880

Journal - Research Other

Woodfield, J. C., Clifford, K., Schmidt, B., & Thompson-Fawcett, M. (2022). Has network meta-analysis resolved the controversies related to bowel preparation in elective colorectal surgery? Colorectal Disease, 24, 1117-1127. doi: 10.1111/codi.16194

Journal - Research Other

Aburn, R., Clifford, K., & Krysa, J. (2021). Negative pressure therapy with instillation, dwell time and an open cell foam dressings in complex vascular patients: A case series. Wounds, 17(3), 51-58. [Case Study].

Journal - Research Other

Woodfield, J. C., Baldi, J. C., & Clifford, K. (2019). What is the minimal dose of HIIT required to achieve pre-operative benefit. Scandinavian Journal of Medicine & Science in Sports, 29, 1841. doi: 10.1111/sms.13538

Journal - Research Other

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