Costs of delivering human papillomavirus vaccination to schoolgirls in Mwanza Region, Tanzania

Table 2 Selected input parameters for modeling of a scaled-up vaccination program in Mwanza Region

	Base case	Low cost	High cost
General:
Number of vaccination rounds	4	3	Base case
Capital discount rate	3%	0%	8%
Life expectancy:
Vehicles	10 years	15 years	5 years
Refrigerators and cold rooms	10 years	15 years	5 years
Sensitization	5 years	7 years	1 year
Training	5 years	7 years	1 year
Cold storage:
Cold storage equipment^a	Incremental volume	Base case	Incremental equipment
Procurement:
Additional vaccine distribution trips	3	1	4
Km per health facility per vaccination round, urban districts	43	30	50
Km per health facility per vaccination round, rural districts	73	50	90
Wastage rate (vaccines and materials)	5%	1%	10%
Vaccination:
Number of eligible girls per school^b	52	60	40
Coverage rates^c for dose 1	86%	95%	75%
Coverage rates^c for dose 2	84%	90%	65%
Coverage rates^c for dose 3	79%	85%	55%
Girls immunized in health facilities (%)	4%
Unit costs:
Vaccine price	US$5	US$0	Base case
Vaccine clearance and shipment to regional level (costs/dose)	US$0.39	US$0.20	Base case

^aIncremental volume refers to estimating the costs of the storage volume required for storing the estimated number of vaccine doses. Incremental equipment refers to the necessary increase in cold storage equipment according to interviews with the district cold chain coordinators in Mwanza and Misungwi districts.
^bThe number of eligible girls per school is varied by increasing/decreasing the total number of eligible girls in Mwanza Region.
^cAs percentage of total cohort of eligible girls.

ISSN: 1741-7015