Fig. 6

Presented is the lockdown Individuals (LDI) for vaccine effectiveness \((\eta )\) and lockdown maintenance factor \((q)\). Subpanels (A-*), (B-*), and (C-*) show the lockdown level \((l)\), whereas panels (*-i), (*-ii), (*-iii) vaccination rate \((\delta )\), respectively. Parameters used are \(\beta =1.0, \gamma =0.1, \alpha =1/5, l=0.1, 0.5, 0.9\) and \(\delta =0.1, 0.5, 0.9\)