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Volume 29, Number 2—February 2023
Research

Age-Stratified Model to Assess Health Outcomes of COVID-19 Vaccination Strategies, Ghana

Sylvia K. Ofori, Jessica S. Schwind, Kelly L. Sullivan, Gerardo Chowell, Benjamin J. Cowling, and Isaac Chun-Hai FungComments to Author 
Author affiliations: Harvard T.H. Chan School of Public Health, Boston, Massachusetts, USA (S.K. Ofori); Georgia Southern University Jiann-Ping Hsu College of Public Health, Statesboro, Georgia, USA (S.K. Ofori, K.L. Sullivan, I.C.-H. Fung); Georgia Southern University Institute for Health Logistics and Analytics, Statesboro (J.S. Schwind); Georgia State University School of Public Health, Atlanta, Georgia, USA (G. Chowell); WHO Collaborating Centre for Infectious Disease Epidemiology and Control, The University of Hong Kong School of Public Health, Pokfulam, Hong Kong (B.J. Cowling)

Main Article

Table 5

Comparing outcomes for the Delta variant if 1 million persons were vaccinated under the various vaccination strategies using the second matrix methods, Ghana

Vaccine prioritization by age group, y Scenario, % infections
Initial strain, 3 mo Delta variant, 3 mo Initial strain, 6 mo Delta variant, 6 mo
Symptomatic infections at peak
Only ≥65 6.92 9.96 7.02 10.04
25–64 6.75 9.90 6.96 10.01
<25 6.79 9.90 6.99 10.01
<65 6.76 9.89 6.97 10.01
Same rate across age groups
 6.76
 9.89
 6.98
 10.01
Cumulative infections
Only ≥65 175.36 232.82 177.71 235.15
25–64 174.26 234.30 178.22 236.48
<25 174.95 234.44 178.62 236.57
<65 174.42 232.29 178.39 236.50
Same rate across age groups
 174.25
 234.13
 178.30
 236.43
Deaths
Only ≥65 0.18 0.26 0.19 0.28
25–64 0.21 0.31 0.21 0.31
<25 0.22 0.31 0.22 0.31
<65 0.21 0.31 0.22 0.31
Same rate across age groups 0.21 0.31 0.21 0.31

Main Article

Page created: December 06, 2022
Page updated: January 21, 2023
Page reviewed: January 21, 2023
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