Adolescent 1 Adult 1 Age Factors Aged 1 Aged, 80 and over 1 Basic Reproduction Number 1 Branching process 1 Branching process model 1 COVID-19 1 Child 1 Computer Simulation 1 Contact Tracing 1 Coronavirus 1 Coronaviruses 1 Epidemiological modeling 1 Female 1 Health Services Accessibility 1 Health care 1 Health risks 1 Healthcare Disparities 1 Healthcare access 1 Humans 1 Infection rates 1 Male 1 Markov chain 1 Mathematical Concepts 1 Middle Aged 1 Models, Biological 1 New Zealand 1 New zealand 1