Table 1.

Costs and effectiveness outcomes using the model (10,000 pregnant women).

Scenarios	Total cost ($)	Incremental cost ($)	Total QALYs	Incremental QALYs	ICER*	ICER**
Screening and vaccination	1262425.72	−69900.54	9991.91	124.40	<0	<0
Universal vaccination	1339942.66	7616.40	9991.12	123.61	61.61	—
No vaccination	1332326.26	—	9867.51	—	—	—

Note. QALYs: quality adjusted life years; ICER: incremental cost-effectiveness ratio.

^*no-vaccination strategy was used as the control;

^**universal vaccination strategy was used as the control.