TABLE 2.
Observed Overall Health Care Utilization by Group at Baseline and During Follow-up
| Baselinea | Follow-up Year 1 | Follow-up Year 2 | ||||
|---|---|---|---|---|---|---|
| Patients with NTMLD (n = 1,039) | Controls (n = 2,078) | Patients with NTMLD (n = 1,039) | Controls (n = 2,078) | Patients with NTMLD (n = 1,039) | Controls (n = 2,078) | |
| Hospitalized, n (%) | 317 (30.5) | 125 (6.0) | 365 (35.1) | 143 (6.9) | 239 (23.0) | 151 (7.3) |
| Number of hospitalizations in hospitalized patients | 1.7 (1.6) | 1.5 (0.9) | 2.2 (1.8) | 1.8 (1.4) | 2.0 (1.7) | 1.8 (1.3) |
| Length of hospital stay in hospitalized patients (days) | 10.7 ± 15.6 | 9.6 ± 13.0 | 18.6 ± 32.1 | 13.4 ± 17.9 | 15.5 ± 25.2 | 15.1 ± 23.2 |
| Number of hospitalizations | 0.5 ± 1.2 | 0.1 ± 0.4 | 0.8 ± 1.5 | 0.1 ± 0.6 | 0.5 ± 1.2 | 0.1 ± 0.6 |
| Length of hospital stay (days) | 3.2 ± 9.9 | 0.6 ± 3.9 | 6.5 ± 21.0 | 0.9 ± 5.8 | 3.6 ± 13.7 | 1.1 ± 7.4 |
| Number of ED visits | 1.1 ± 2.4 | 0.3 ± 1.1 | 1.3 ± 2.5 | 0.4 ± 1.6 | 0.9 ± 2.0 | 0.4 ± 1.4 |
| Number of outpatient visitsb | 38.6 ± 33.7 | 9.5 ± 15.9 | 48.6 ± 36.6 | 10.6 ± 17.5 | 34.7 ± 33.4 | 11.4 ± 18.2 |
| Number of ancillary care servicesc | 1.3 ± 6.5 | 0.2 ± 2.0 | 3.0 ± 12.5 | 0.2 ± 1.6 | 1.6 ± 7.8 | 0.2 ± 1.6 |
Note: All values are mean ± standard deviation unless otherwise noted.
aBaseline refers to the year before diagnosis.
bOutpatient includes facility (e.g., laboratory, radiology) and professional services (e.g., pathology, immunizations and injections, rehabilitation).
cAncillary care include services for medical equipment, home health/hospice visits, services and supplies, and transportation services.
ED = emergency department; NTMLD = nontuberculous mycobacterial lung disease.