Table 2.

Projected base-case health outcomes and costs.

	No Vaccination	PCV-13 Vaccination	Differences
Health outcomes
No herd protection
Probability of IPD	0.248%	0.203%	−0.045%
Mortality associated with S. pneumonia	0.003%	0.002%	−0.001%
Discount QALY	19.669	19.678	0.009
Expected LY	73.844	73.854	0.009
Herd protection
Probability of IPD	11.765%	11.682%	−0.083%
Mortality associated with S. pneumonia	0.318%	0.316%	−0.002%
Discount QALY	1,173.497	1,173.508	0.010
Expected LY	2,957.405	2,957.419	0.013
Economic outcomes
No herd protection
Discount cost ($) from the perspective of heath care	138	327	189
ICER ($/QALY) from the perspective of heath care	—	20,709	—
Discount cost ($) from the perspective of society	478	646	169
ICER ($/QALY) from the perspective of society	—	18,483	—
Herd protection
Discount cost ($) from the perspective of heath care	4,485	4,673	188
ICER ($/QALY) from the perspective of heath care	—	18,189	—
Discount cost ($) from the perspective of society	10,127	10,293	166
ICER ($/QALY) from the perspective of society	—	16,106	—