Consumers can begin shopping for 2018 health insurance through Access Health CT (AHCT) Wednesday, but will see sizeable price increases and have far less time to enroll than in previous years. Officials at the state’s health insurance exchange are boosting marketing and outreach efforts at a time when many consumers may be confused, said Andrea Ravitz, AHCT’s director of marketing and sales. Despite efforts by President Donald Trump and Republicans in Congress to repeal the Affordable Care Act (ACA), which created AHCT, the legislation and the marketplace still stand. “The constant mixed messages are confusing people,” Ravitz said. “There are certain things that are affecting the federal platform that are not affecting Connecticut at all.