Table 5.
ICER analysis.
| All patients | Controlled baseline BP | Uncontrolled baseline BP | |
|---|---|---|---|
| Change in direct medical cost | S$88.56 | S$64.67 | S$134.03 |
| Change in BP status (measured by the difference in probability in preventing uncontrolled BP) | 0.189 | NA | NA |
| Change in QALY | 0.0037 | 0.0026 | 0.0068 |
| ICER | |||
| Change in direct medical cost/change in BP status | S$ 468.57/BP controlled | NA | NA |
| Change in direct medical cost/change in QALY | S$23,935.14/QALY | S$24,873.08/QALY | S$19,710.29/QALY |
BP: blood pressure; ICER: incremental cost-effectiveness ratio; NA: not available; QALY: quality-adjusted life years.