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Table 1 Scenario analyses

From: Coverage, efficacy or dosing interval: which factor predominantly influences the impact of routine childhood vaccination for the prevention of varicella? A model-based study for Italy

Parameter

Values

Source

Vaccination coverage:

1st dose & 2nd dose (VC D1_D2)

95–80 %

85–70 %

75–60 %

Assumptions

Vaccine efficacy (VE):

for 1st dose

65 %

75 %

Prymula et al. [11]

Assumption

Vaccine efficacy (VE) for 2nd dose

95 % (fixed)

Prymula et al. [11]

Dosing interval scenarios

Age at 1st dose & 2nd dose

Short (1–1.5 years): 13 months & 1.5 years

Medium (1–6 years): 13 months & 6 years

Long (1–12 years): 13 months & 12 years

Assumptions

Catch-up programme

For susceptible 12-year-olds, for 11 years, 20 % coverage

Assumptions