Is a HIV vaccine a viable option and at what price? An economic evaluation of adding HIV vaccination into existing prevention programs in Thailand

Table 4 Incremental cost-effectiveness ratios (ICERs) of HIV vaccination program compared to existing prevention program, classified by risk group

	HIV vaccination program		Existing prevention programs		ICER
	Costs (THB)	QALY	Costs (THB)	QALY	THB per QALY gained*
General population
aged 18 years old	12,900	25.73	5,490	25.68	157,000
FSW
aged 29 years old	47,300	23.46	46,800	23.25	2,840
IDU
aged 26 years old	53,900	13.03	62,400	12.61	Dominated^†
MSM
aged 26 years old	243,000	16.51	245,000	16.27	Dominated^†
Male conscript
aged 21 years old	11,400	23.80	4,570	23.78	326,000

ICER: incremental cost-effectiveness ratio; FSW: female sex worker; IDU: injecting drug user; MSM: men who have sex with men; THB: Thai baht as of 2009 value; and QALY: quality adjusted life year.
*ICERs are rounded up to nearest 1,000 THB.
^†Negative ICER due to higher effectiveness and lower costs of HIV vaccination program compared with existing prevention programs.

ISSN: 1471-2458