Risk factors and outcomes of intraoperative blood transfusion in elderly patients undergoing gastrointestinal cancer surgery

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Jul 27, 2025 (publication date) through Jul 29, 2025

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World Journal of Gastrointestinal Surgery

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1948-9366

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastrointest Surg. Jul 27, 2025; 17(7): 105860
Published online Jul 27, 2025. doi: 10.4240/wjgs.v17.i7.105860

Table 5 Risk factors for intraoperative blood transfusion

Risk factor	aOR (95%CI)	P value
Duration of surgery > 300 minutes (%)	2.738 (1.641-4.568)	< 0.0005
Blood loss (mL/kg)	1.230 (1.161-1.303)	< 0.0005
Preoperative hematocrit level (%)		< 0.0005
> 30.0%	Reference
27.0%-30.0%	12.040 (6.540-22.166)	< 0.0005
24.0%-26.9%	16.408 (8.115-33.177)	< 0.0005
15.0%-23.9%	36.584 (11.003-121.638)	< 0.0005

aOR: Adjusted odds ratio; CI: Confidence interval.

Citation: Guo MM, Ji CY, Gu RR, Nan K, Miao CH, Wu QC. Risk factors and outcomes of intraoperative blood transfusion in elderly patients undergoing gastrointestinal cancer surgery. World J Gastrointest Surg 2025; 17(7): 105860
URL: https://www.wjgnet.com/1948-9366/full/v17/i7/105860.htm
DOI: https://dx.doi.org/10.4240/wjgs.v17.i7.105860