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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 4

Comparing outcomes for the Delta variant if 1 million persons were vaccinated under the various vaccination strategies using the main matrix method, 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 7.19 10.22 7.22 10.25
25–64 6.92 10.08 7.09 10.18
<25 6.75 9.99 7.01 10.14
<65 6.81 10.02 7.03 10.15
Same rate across age groups
 6.83
 10.03
 7.04
 10.16
Cumulative infections
Only ≥65 172.09 228.43 172.88 229.50
25–64 167.44 227.00 170.80 229.07
<25 165.76 226.32 170.04 228.77
<65 166.19 226.50 170.28 228.87
Same rate across age groups
 166.44
 226.55
 170.41
 228.89
Deaths
Only ≥65 0.17 0.25 0.18 0.26
25–64 0.19 0.27 0.19 0.28
<25 0.19 0.28 0.19 0.28
<65 0.19 0.27 0.19 0.28
Same rate across age groups 0.19 0.27 0.19 0.28

Main Article

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