成本-效用分析是将各个治疗方案或卫生服务实施方案的成本与效用_爱下问搜题

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问题单项选择题

成本-效用分析是将各个治疗方案或卫生服务实施方案的成本与效用献联系起来，对各种不同的方案进行比较.评价和选择。成本-效用分析在进行产出测量时，把各个不同方案的不同结果转化为效用指标，比如生命、生命年、质量调整生命年、失能调整生命年等。由于各个方案的结果都使用一致的指标来表示，与成本相联系对方案进行评价，因此进行比较和评价更为方便。

挽救的生命数与平均每一生命存活年数的乘积是（）。

A.生命

B.生命年

C.生存率

D.治愈率

E.以上都不是

答案

参考答案：B

填空题

圆柱的侧面积=（）×（）；

圆柱的表面积=（）+（）。

完形填空

A boy selling magazines walked up to a house people seldom visited. The house was old and the owner   36  came out. When he did come out he wouldn’t say hello to anybody   37  simply stared at them.
The boy knocked on the door and   38 . As he was ready to   39  away, the door slowly opened. “What do you want?” the old man said.
“Uh, sir, I’m selling these magazines and I was   40  if you’d like to buy one.” The old man   41  stared at the boy. The boy could see the inside of the house and   42  some dog figurines（小雕像）. “Do you   43  dogs?” the boy asked. “Yes, I do. They’re my family here and they’re all I have.” The boy felt sorry for the man, as he seemed to be very   44 . “I’ve a magazine here for collectors. It’s perfect for you. I also have one about dogs since you like dogs so much.” But the old man said, “I need   45  of the magazines, now goodbye.”
The boy was sad. He went home and then an idea   46  to him. He had a little dog figurine. He walked back to the old man’s house with the   47 . He knocked on the door again and this time the old man came right to the door. “Boy, I             48   I told you no magazines.”
“No, sir. I know that. I wanted to bring you a   49 . ” The boy handed him the figurine and the old man’s face   50 . “It’s a Golden Retriever. I have one at home. This one is   51  you.” The old man was   52 ; no one had ever shown him so much   53 . “Boy, you have a kind   54 . Thank you!” From that day on the old man 55 coming out of the house and talking with people.

C．disappointed