Credit ratings agency Standard & Poor has lowered Care New England’s bond outlook to stable from positive — but kept its BB- debt rating the same — after Partners HealthCare decided to back out of a planned acquisition of the Providence-based hospital chain.

The lowering of the outlook is the latest in an ever-fluctuating change of the health system’s bond rating following years of failed mergers and acquisitions.

Boston-based Partners had been trying since April 2017 to acquire the three-hospital…

Boston Biz Journal