Just 17 percent of those surveyed say they approve of the Senate’s health care plan, the Better Care Reconciliation Act. Fifty-five percent say they disapprove, while about a quarter said they hadn’t heard enough about the proposal to have an opinion on it.

With mounting defections within the GOP caucus over the bill, leaders decided to delay a vote on the legislation until after Congress returns from next week’s July 4th recess.

A Congressional Budget Office analysis released Monday found that if the bill were enacted, 22 million fewer people would have health insurance over the next decade due, part, to the bill’s rollback of Medicaid expansion.