Table 2.

Model Assumptions

Parameter	Seasonal Influenza Vaccination Campaign Assumptions	Source
Coverage Rate*	2.5%	Ontario PHUs
Paper costs	1/3 of costs during H1N1 campaign	Ontario PHUs
Miscellaneous costs	1/3 of costs during H1N1 campaign	Ontario PHUs
Nursing hours	15% of hours during H1N1 campaign	Ontario PHUs
Clerk hours	15% of hours during H1N1 campaign	Ontario PHUs
IT hours	15% of hours during H1N1 campaign	Ontario PHUs
Nurse training hours**	15% of hours during H1N1 campaign	Ontario PHUs
IT training hours**	15% of hours during H1N1 campaign	Ontario PHUs
Parameter	Hybrid System Assumptions	Source
Laptop (n)	1 laptop per 10,000 vaccinees	Unpublished data
Paper costs	200% of electronic system	Assumption
Miscellaneous costs	10% of electronic system	Assumption
Nursing hours	133% of hours needed for electronic system	Ontario PHUs
Clerk hours	Equal to electronic system	Ontario PHUs
IT hours	None required	Ontario PHUs
Data sorting time	7 hours per 500 records	Billittier et al. [6]
Post-clinic data entry hours	62 seconds per vaccine record	Quach et al. [5]

*Percent of PHU population vaccinated by public health

** The model assumes that all IT and nursing staff involved with a PHU's mass vaccination campaign will be trained annually.