N ≥ 90% forbedring ≥ 75% forbedring ≥ 50% forbedring PGA helt væk (0) eller minimale (1) PGA helt væk (0), minimale (1) eller lette (2) Uge 50
N ≥ 90% improvement ≥ 75% improvement ≥ 50% improvement PGA of cleared (0) or minimal (1) PGA of cleared (0), minimal (1), or mild (2) Week 50