The number of “adverse events” occurring at Connecticut hospitals rose 7% in 2018, compared with the previous year, with a growing number of patients suffering serious injury or death associated with falls, according to a new state report. Overall, the total number adverse events, or medical errors, reported by hospitals rose to 376, from 351 in 2017, according to the state Department of Public Health (DPH). Of the 29 categories tracked, tallies rose in 12, declined in seven and remained flat in 10. “I’m very discouraged by the report,” said Lisa Freeman, executive director of the Connecticut Center for Patient Safety. “Some of these numbers, they give me chills, they’re so frightening.