In the same multivariate models , those who agreed that addressing societal health policy issues are within the scope of their professional obligations ( OR 1.5 [ 95 % CI , 1.02.0 ] ) , who believe physicians are professionally obligated to care for the uninsured / under-insured ( OR 1.7 [ 95 % CI ,1.32.4 ] ) , and who agreed with limiting coverage for expensive drugs and procedures to expand insurance coverage ( OR 2.3 [ 95 % CI , 1.83.0 ] ) , were all significantly more likely to endorse the ACA .