While nearly all ICUs are capable of providing a spectrum of care, many have developed a focused area of excellence: care of critically ill and injured children in the pediatric ICU (PICU);

尽管几乎所有的ICU都能够提供整套的护理，但很多ICU都有自己的强项：儿科ICU（PICU）危重病及受伤儿童的护理；

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A new study looked at a single day of more than 1,200 intensive care units, or ICUs,in 75 countries.

VOA: standard.2009.12.08

Two other important findings came from this study: patients who stayed in an ICU seven days or more were more likely to become infected, and patients in developing countries were more at risk than those in ICUs in wealthier countries.

VOA: standard.2009.12.08

The Centers for Disease Control and Prevention found that baseline compliance for hand hygiene was just 26 percent in intensive care units and 36 percent in non-ICUs.

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To make it easier to do it right, some ICUs now gather all the equipment needed on a single cart ahead of time and give nurses permission to halt a central line procedure if they see a doctor doing it wrong.

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