Table 2. Extent of available surveillance data to assess effectiveness of RSV vaccine for public health priorities by target groups.

Public health priority	Public health parameters Measures used by NACI to assess burden of illness
	Incidence	Study settingsa	Virus strain	High risk populationsb
Infant hospitalization	IMPACTc CIHIc	IMPACTc CIHIc	IMPACTd	IMPACTd	CIHIc
Infant death	IMPACTc CIHIc	IMPACTc CIHIc	IMPACTd	IMPACTd	CIHIc
Infection in remote communities (child)	IMPACTc CIHIc	IMPACTc CIHIc	IMPACTc	IMPACTc CIHIc
Child hospitalization	IMPACTc CIHIc	IMPACTc CIHIc	IMPACTd	IMPACTd	CIHIc
Child death	IMPACTc CIHIc	IMPACTc CIHIc	IMPACTd	IMPACTd	CIHIc
Senior hospitalization	CIHIc	CIHIc	NDe	CIHIc
Senior death	CIHIc	CIHIc	NDe	CIHIc

Abbreviations: CIHI, Canadian Institute for Health Information; IMPACT, Immunization Monitoring Program ACTive; NACI, National Advisory Committee on Immunization; ND, no data; RSV, respiratory syncytial virus

^a Study settings may include: community, primary care, hospital, nosocomial

^b High risk populations for RSV include: infants, children and seniors with underlying medical conditions

^c Limited data - yellow

^d Sufficient data - grey

^e No data - pink