### Chinese: 在美国全国是平均15%能救过来。
### English: 15% of people of sudden cardiac arrest can be brought back to life in the America.
### Errors: There is a major error at "of sudden". There is a minor error at "arrest". There is a major error at "the America".

### Improved English: 15% of people of cardiac arrest can be brought back to life in the United States.