http://thinkprogress.org/economy/2015/06/13/3669059/oregon-paid-sick-leave/
"There is no countrywide requirement that employees have access to paid sick leave, however, unlike all other developed countries. That leaves about 40 percent of the workforce without the ability to take a paid day off if they get sick. And among those who do get the benefit, the trend has been toward offering fewer days."