Table 1.
Patient demographics
| 2009 | 2010 | 2011 | |
|---|---|---|---|
| (N = 1191) | (N = 1292) | (N = 1136) | |
| Age, years, mean (SD) | 69.8 (11.1) | 70.0 (11.4) | 71.3 (10.6) |
| Female, n (%) | 600 (50.4) | 671 (51.9) | 558 (49.1) |
| Region, n (%) | |||
| Midwest | 297 (24.9) | 309 (23.9) | 279 (24.6) |
| Northeast | 152 (12.8) | 160 (12.4) | 171 (15.1) |
| South | 473 (39.7) | 545 (42.2) | 481 (42.3) |
| West | 269 (22.6) | 278 (21.5) | 205 (18.0) |
| IPF care specialtya, n (%) | |||
| Pulmonologist | 586 (49.2) | 652 (50.5) | 553 (48.7) |
| Primary care | 213 (17.9) | 217 (16.8) | 187 (16.5) |
| Other (<2 % each) | 61 (5.1) | 52 (4.0) | 43 (3.8) |
| Unknown | 331 (27.8) | 371 (28.7) | 353 (31.1) |
IPF = idiopathic pulmonary fibrosis
aIPF care specialty defined as the physician specialty with the largest plurality of IPF office visits with evaluation and management services. For some patients, there was no office visit meeting that definition and others whose physician specialty was not listed, these were classified as unknown