IPF drugs prescribed

Signature of IPF diagnostic sequence

pirfenidone or nintedanib

• age > 50 years
• at least two IPF target codes identified at least 1 month apart 
• chest CT procedure (ICD-9-CM 87.41 and Current Procedural Terminology, 4th Edition, codes 71250, 71260 and 71270) before the first diagnostic claim for IPF
• no claims for alternative ILD codes occurring on or after the first IPF claim

Baseline odds of SI/SA in general population:

1 in 21

Posterior odds of SI/SA in flagged population:

13 in 21

Primary Care Universal ZCoR Screening with No blood tests, No questionnaires