Table 2.

The categories of patients tested for SARS CoV-2 in India

Category of the patient	Inclusion criteria
Influenza-like Illness (ILI)	All symptomatic (ILI symptoms) cases, including frontline workers, individuals with history of international travel in the last 14 days, returnees, and migrants within seven days of illness, in the community or those presenting to a healthcare setting.
Severe Acute Respiratory Illness (SARI)	All patients of Severe Acute Respiratory Infection (SARI), in hospital or neonates, presenting with acute respiratory/sepsis-like illness.
Symptomatic Healthcare workers (SYMP.HCW)	Symptomatic healthcare workers or those involved in containment and mitigation activities.
Asymptomatic Contacts (ASYMP. CONTACT)	Asymptomatic direct and high-risk contact of laboratory-confirmed cases such as healthcare workers in contact without adequate protection, direct and high-risk contacts in family and workplace, older individuals aged ≥ 65 years, immunocompromised, those with co-morbidities.
Symptomatic Contacts (SYMP. CONTACT)	Symptomatic contacts of a laboratory-confirmed case.