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PaO2/FiO2（PF）比值被广泛用于评估重症患者的呼吸衰竭情况，以指导通气策略和预后判断。然而，由于该指标需要侵入性动脉 ...

Use the Sharpe ratio to evaluate an asset's risk vs. return Yarilet Perez is an experienced multimedia journalist and fact-checker with a Master of Science in Journalism. She has worked in multiple ...

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David Kindness is a Certified Public Accountant (CPA) and an expert in the fields of financial accounting, corporate and individual tax planning and preparation, and investing and retirement planning.

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A mortgage is one of the biggest commitments you'll make in your financial life. But with so many possible deals out there, it can be hard to work out which would cost you the least. Our mortgage ...

We calculate this based on a simple income multiple, but, in reality, it's much more complex. When you apply for a mortgage, lenders calculate how much they'll lend based on both your income and your ...

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As the name suggests, counting macros revolves around keeping tabs on your macronutrients (macros): protein, carbohydrates, and fat. It can be beneficial for those who want to lose weight, as well as ...