Table 2.

Summary of the optimal control strategies A - E.

Infections averted	A	B	C	D	E
COVID-19	1,820	1,830	–	–	–
TB	–	–	2,515	2,510	300
Co-infection	600	615	90	80	800
% cost
$I{}_{\text{CU}}\left(t\right)$	20%	12.5%	–	–	18%
$I{}_{\text{CR}}\left(t\right)$	20%	12.5%	6%	6.6%	30%
$I{}_{\text{CT}}\left(t\right)$	10%	12.5%	–	–	3%
$I{}_{\text{TU}}\left(t\right)$	–	–	60%	25%	–
$I{}_{\text{TR}}\left(t\right)$	–	–	6%	33.33%	3%