Politico said 51.7 percent voted against the insurance measure, while 48.3 percent were for it.
About 55.3 percent shot down the proposed abortion measure, with 44.7 percent backing it, and 55.9 percent rejected the school funding issue, while 44.1 percent of voters were in favor of it.
Massachusetts voters shot down a measure regarding doctor-assisted suicide by a narrow margin -- 51.1 percent to 48.9 percent with 64.6 percent of the vote in. Ballot-casters in the state also overwhelmingly supported a medical marijuana referendum 62.9 percent to 37.1 percent, Politico said.
Maryland voted to allow some illegal immigrants to pay in-state tuition at the state's universities -- 51.3 percent to 48.7 percent, with 79.4 percent of the vote counted. The state also voted to legalize same-sex marriage -- 57.7 percent in favor compared to 42.3 percent opposed.
A ballot measure guaranteeing the right of Wyoming residents to seek their own healthcare also passed easily, NBC said. The measure, Amendment A, was seen as a largely symbolic rejection of President Barack Obama's healthcare reform plan.
Alabama rejected a referendum on mandatory healthcare coverage -- 56.9 percent to 43.1 percent, with 72.9 percent of the vote in.
In Oklahoma, 59.5 percent of voters supported an affirmative action ban with 65.9 percent of the vote counted. Opposing the ballot issue were 40.5 percent of voters.
An amendment making hunting and fishing a constitutional right in Kentucky won approval from 84.7 percent of voters, while 15.2 percent opposed it, the Courier-Journal reported.
North Dakota passed a smoking ban with 65.8 percent of voters approving the measure over 34.2 percent who rejected it, with 63.1 percent of the vote counted, Politico said.
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