“…Under this payment model, quality tended to improve and, if not, to remain stable [40,[58][59][60][61][62][63][64][65][66][67][68][69][70][71][72][73][74][75]. The same was true for spending [59-61, 66-68, 72-89], whereas the effects on utilization were more diverse [41, 58-61, 63, 67, 68, 72, 74-76, 82-84, 86, 88, 90-100].…”