From: Epidemiology and comorbidities in idiopathic pulmonary fibrosis: a nationwide cohort study
 | Within 90 days | Within 365 days | ||||||
---|---|---|---|---|---|---|---|---|
Total (n = 21,111) | CCI 0–3 (n = 11,618) | CCI over 4 (n = 9493) | p value | Total (n = 21,111) | CCI 0–3 (n = 11,618) | CCI over 4 (n = 9493) | p value | |
Patients who visited outpatient clinics | 18,042 (85.46%) | 10,395 (89.47%) | 7647 (80.55%) |  < 0.001 | 18,170 (86.07%) | 10,462 (90.05%) | 7708 (81.20%) |  < 0.001 |
Patients admitted to hospitals | 4156 (19.69%) | 1771 (15.24%) | 2385 (25.12%) |  < 0.001 | 5806 (27.50%) | 2693 (23.18%) | 3113 (32.79%) |  < 0.001 |
Total medical costs (KRW1000) | 86.0 [25.0–303.0] | 79.2 [24.5–234.0] | 97.0 [25.59 –585.7] |  < 0.001 | 314.0 [63.0–1321.0] | 303.1 [65.5–961.3] | 332.7 [59.7–1963.9] |  < 0.001 |