Which MA hospitals pay the highest starting wages?

Low-wage workers at three major Boston teaching hospitals will get raises this year, lifting their pay to $15 an hour -- the level considered a "living wage" sufficient to pay basic living expenses. But the minimum wage at Massachusetts hospitals varies, and doesn't necessarily correspond to the earnings of the hospitals. Some of the state's wealthier hospitals, for example, pay less than competitors with much lower revenues. Workers on the bottom of hospital pay scales include those in housekeeping, food service, and some clinical roles. The Globe surveyed several major hospital on wages.