Table 2.

Disability weights and durations for Q fever and influenza A(H1N1)pdm09

Health outcome	Disability weight	Duration(years)
Q fever
Symptomatic acute illness (mild)	0·01 [20]*	1 [20]*
Symptomatic acute illness (severe)	0·1 [20]*	1 [20]*
Post-infectious fatigue syndrome (mild)	0·14 [20]	1·5 [8]
Post-infectious fatigue syndrome (severe)	0·14 [20]	10 [34]
Asymptomatic chronic Q fever	0	2·75 [33]
Symptomatic chronic Q fever: endocarditis	0·201 [26]	0·583 [39]
Symptomatic chronic Q fever: vascular infection	0·201 [26]	0·583 [39]
Influenza A(H1N1)pdm09
Symptomatic acute illness	0·01 [20]*	1 [20]*
Permanent disability due to acute respiratory distress syndrome (ARDS)	0·17 [20]	Remaining life expectancy
Permanent disability due to otitis media (deafness)	0–4 yr: 0·175	Remaining life expectancy
	5–14 yr: 0·169
	>15 yr: 0·168 [13]
Permanent disability due to sepsis	0·28 [21]	Remaining life expectancy

^*Stouthard et al. assumed a single infection per year and the disability weight represents the disability of a single, yearly infection.