Table 3.
Unadjusted Overall Adherence and Utilization in the 6-Month Post-Index Period
| Measure | Intervention (n = 72,410) | Control (n = 72,410) | P value |
|---|---|---|---|
| Adherence | |||
| Mean (standard deviation) | 0.552 (0.334) | 0.522 (0.335) | <.0001 |
| 95% confidence interval | [0.550–0.555] | [0.520–0.555] | |
| Adherent (PDC ≥80%): n (%) | 24,830 (34.3%) | 23,402 (32.3%) | <.0001 |
| Patients with ≥1 hospital admission: n (%) | 3591 (5.0%) | 4907 (6.8%) | <.0001 |
| Inpatient hospital stays | |||
| Mean (standard deviation) | 0.06 (0.31) | 0.08 (0.35) | <.0001 |
| 95% confidence interval | [0.06–0.06] | [0.08–0.09] | |
| Total inpatient days | |||
| Mean (standard deviation) | 0.33 (2.68) | 0.42 (2.89) | <.0001 |
| 95% confidence interval | [0.31–0.35] | [0.4–0.44] | |
| Total outpatient visits | |||
| Mean (standard deviation) | 7.62 (9.30) | 8.15 (9.07) | <.0001 |
| 95% confidence interval | [7.55–7.68] | [8.08–8.22] | |
| Patients with ≥1 ER visit: n (%) | 9167 (12.7%) | 11,132 (15.4%) | <.0001 |
| Total ER visits | |||
| Mean (standard deviation) | 0.19 (0.64) | 0.23 (0.74) | <.0001 |
| 95% confidence interval | [0.18–0.19] | [0.23–0.24] | |
ER = emergency room; PDC = proportion of days covered.