Of those with coverage

...it was "somewhat" or "very difficult" or "impossible" to afford their health insurance deductible over the past year included:

• 27% of adults making more than $45,960 a year
• 49% of adults making $22,980 to $45,960 a year
• 64% of adults making $11,490 to $22,980 a year
• 58% adults making less than $11,490 a year

Source: "New Commonwealth Fund Report: 21 Percent of Adults with Health Insurance Spent 5 Percent or More of Their Income on Out-of-Pocket Health Care Costs," The Commonwealth Fund, November 13, 2014, http://www.commonwealthfund.org/publications/press-releases/2014/nov/21-percent-of-adults