Table 1.

COVID-19 disability weights by health states and corresponding symptoms

Name	Description	Data input/ calculation	Duration (days)	Disability weight (95% uncertainty interval)	Source
Asymptomatic	Has infection but experiences no symptoms	PCR-positive cases—Estimated symptomatic cases	NA	Nil	Surveillanceab
Mild to moderate	Has a fever and aches, and feels weak, which causes some difficulty with daily activities	PCR-positive casesd Probability of a sero-positive case having symptoms (Beta(216,369))	10c	0.051d (0.032–0.074)	Surveillancea Survey of sero-prevelance + symptomsb
Severe	Has a high fever and pain, and feels very weak, which causes great difficulty with daily activities	Number of hospitalised patients (non-intensive care)	Mean duration of hospital stayse	0.133d (0.088–0.190)	Surveillancea
Critical	Intensive care unit admission	Number of hospitalised patients (intensive care)	Mean duration of ICU stays	0.655d (0.579–0.727)	Surveillancea

^a[12]

^b[5]

^c[13]

^dDWs were defined as Pert distributions, informed by the mean estimate and 95% uncertainty interval

^eIf a patient was moved to ICU during her/his hospital stay, and then transferred again to the hospital, the days at ICU were excluded from hospital duration