Ben Stokes had not played any cricket since March 2021 before the opening Gabba Test, which Michael Hussey believes is an area of concern.
Craig Kieswetter and Kevin Pietersen powered England to their first ICC global title with an irresistible 111-run stand.
CSK assistant coach Michael Hussey, who had tested positive for the coronavirus on Tuesday, has returned a negative result.
Hussey also became the third member of the CSK franchise to test positive after a service staff member and Lakshmipathy Balaji.