The prognosis of NSIP is up to pathological subdifferentiation, because the 5-year surviving rates of 3 types are different: cellular type 100%, mixed type 90%, and fibrosing type 35%.

• 病理分型（富细胞型、纤维化型及混合型）与本病的预后有重要关系，5年生存率差别较大（富细胞型100%25、纤维化型35%25、混合型90%25）。