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Table 1 Parameters

From: The role of vaccination coverage, individual behaviors, and the public health response in the control of measles epidemics: an agent-based simulation for California

Parameter Initial value Lower Upper Interpretation Reference
V: vaccination coverage 0.95 0.85 1 vaccination coverage rate for individuals aged less than or equal to 18 years [32-34]
Ω: immunity clustering 0.5 0 1 level of immunity clustering for individuals aged less than or equal to 18 years in a household  
Household contact probability 0.46 0.01 1 contact probability per day between any two household members  
Neighborhood contact rate 3 person/day 0.5 7 contact rate per day in neighbourhood assume
Workplace contact rate 3 person/day 0 7 contact rate per day in workplace synthetic population
School contact rate 9 person/day 3 20 contact rate per day in school www.cde.ca.gov/ds/sd/dr/cefteachavgclssize.asp
Daycare contact rate 9 person/day 3 20 contact rate per day in daycare www.daycare.com/california
Household transmission probability 0.99 0.99 0.99 transmission probability per contact in household [30]
Neighborhood transmission probability 0.99 0.99 0.99 transmission probability per contact in neighborhood [30]
Workplace transmission probability 0.99 0.99 0.99 transmission probability per contact in workplace [30]
School transmission probability 0.99 0.99 0.99 transmission probability per contact in school [30]
Daycare transmission probability 0.99 0.99 0.99 transmission probability per contact in daycare [30]
Vaccine efficacy 0.99 0.99 0.99 efficacy of two doses of vaccine for measles, mumps and rubella [35,36]
Trace probability 1 1 1 probability that an individual is traceable assume
Intervention delay 1 day 1 3 intervention delay for contacts of an index case (J. Zipprich, pers. commun.)
Contact tracing delay 1 day 1 3 delay for tracing a contact from an infectious case assume
Self report delay 2 day 1 6 delay between the first day of symptom of a case and the day the case visits hospital assume
Cooperation probability 1 1 1 probability that an individual is cooperative to accept public health interventions assume
Contact finding probability 1 0.7 1 probability that a contact of an infectious case can be traced assume
Post-exposure prophylactic vaccine efficacy 0.93 0.92 0.95 efficacy of post-exposure prophylactic vaccine for measles, mumps and rubella [35,36]
Post-exposure prophylactic immune globulin efficacy 0.75 0.6 0.9 efficacy of post-exposure prophylactic immune globulin [60-62]
Home quarantine probability 0.97 0.9 1 probability that an individual who is recommended to stay home until recovery will follow the recommendation assume
Home stay probability 0.61 0 1 probability that a case decides (on each day of the symptomatic period of the case) to stay home until recovery assume