Table 2.
All-cause annual healthcare utilization per person per year comparison among DMARD and non-RA control using bootstrapping.
| Category | csDMARD Comparison, mean (patient-year) | bDMARD Comparison, mean (patient-year) | ||||
|---|---|---|---|---|---|---|
| csDMARD (95% CI*) | csControl (95% CI*) | Difference | bDMARD (95% CI*) | bControl (95% CI*) | Difference | |
| Outpatient visits | 31.9 (30.9-32.8) | 22.3 (22.0-22.7) | 9.50 | 32.5 (31.5-33.4) | 23.1 (22.7-23.6) | 9.30 |
| Emergency room visits | 0.22 (0.2-0.2) | 0.16 (0.2-0.2) | 0.06 | 0.31 (0.3-0.3) | 0.29 (0.3-0.3) | 0.02 |
| Admissions | 0.44 (0.4-0.5) | 0.18 (0.2-0.2) | 0.26 | 0.48 (0.4-0.5) | 0.25 (0.2-0.3) | 0.23 |
| Hospitalization days | 3.9 (3.5-4.3) | 1.6 (1.3-1.8) | 2.30 | 3.2 (2.8-3.5) | 2.6 (2.1-3.0) | 0.58 |
| RA-related surgery | 0.039 (0.03-0.04) | 0.007 (0.006-0.007) | 0.03 | 0.031 (0.03-0.04) | 0.007 (0.006-0.008) | 0.02 |
*indicates empirical-bootstrapping confidence interval.