Table 2.

Data variables for the case report form

Demographic data	Case details (eg, age, sex, ethnicity, marital status, ownership status of the residential aged care facility, location of the facility, type of facility, nature of services provided)
Clinical data	Onset of disease symptoms, presenting clinical symptoms, severity grade of signs and symptoms, duration of symptoms, hospital admission information, case identification method, notification decision, duration of hospitalisation, duration of intensive care provision
Pathological data	Laboratory diagnosis date, method of diagnosis, laboratory parameters, treatment provided, invasive or non-invasive ventilation, specimen used for diagnosis, date of collection, resistance pattern of the organism
Diagnostic and prognostic data	Date of diagnosis (clinical and laboratory diagnosis), place of acquired infection, exposure settings, source of infection, vaccination history, comorbid diseases, presence of any disease risk factors
Outcome	Completely or partially recovered, date of recovery, cause of death, date of discharge, date of death, development of disease sequeal, rehabilitation