In the possible UIP group, there was an increase at 6 and 12 months of pirfenidone treatment, but it did not reach statistical significance ( P = .977) (Fig. 1 A).
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Diagnostic finding on high-resolution computed tomography (HRCT) predicts a good response to pirfenidone in patients with idiopathic pulmonary fibrosis.
1
0.9770
0.9770