Multivariate logistic analysis for the decrement of hemoglobin level.

BP, blood pressure; GFR, glomerular filtration rateMultivariate logistic analysis for the decrement of hemoglobin level.BP：血压（blood pressure）；GFR：肾小球滤过率（glomerular filtration rate）。针对血红蛋白水平降低的多因素logistic回归分析。