There is no role of CT Value while interpreting a COVID RTPCR report. This has been often stated by ICMR and WHO. There is a logical explanation to this also.
Regarding home isolation one must keep the following things in mind.
Red flag signs - feeling breathlessness, saturation going below 93% , feeling disoriented. If fever persisting beyond 5days , cough is persistent, if the individual has multiple comorbidities , is immune compromised patient then hospital admission is mandated.
Next Steps
you may consult with me for your COVID illness.