Prevalence and intervention of preoperative anemia in Chinese adults: A retrospective cross-sectional study based on national preoperative anemia database.

EClinicalMedicine · 2021 · PMC8144738 · PMID 34041460

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an increasing trendno p-value reported

Our present study also demonstrated an increasing trend in the likelihood of preoperative and perioperative blood transfusions as preoperative hemoglobin levels declined.

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