Table 4.

Costs associated with the indirect burden of COPD

Study	Base year	Outcome measure	Reported cost	Cost inflated to 2010 USDa
Mean cost per person affected by the condition of interest
Nair et al, 201214	2000–2007	Mean annual indirect expenditures	$909 (case) versus $3,609 (control)	$1,016 (case) versus $4,032 (control)
Darkow et al, 200715	2001–2004	Mean annual all-cause disability cost per case (COPD) or control with disability claim	$9,815 (case) versus $6,335 (control)	$14,130 (case) versus $9,121 (control)
Mean cost per person for total COPD population
Leigh et al, 200216	1996	Mean annual mortality (lost productivity) costs for occupational COPD	$526b	$896
		Mean annual morbidity costs for occupational COPD	$376b	$640
		Total mean indirect costs for occupational COPD	$893b	$1,521
Halpern et al, 200311	2000	Mean annual indirect costs	$1,527	$2,289
Darkow et al, 200715	2001–2004	Mean annual disability costs	$2,234b	$3,348
Employer cost per employeec
Goetzel et al, 200317	1997–1999	Mean annual COPD-related absence payment	$22.62	$37.22
		Mean annual COPD-related short-term disability payment	$5.21	$8.57
Nair et al, 201214	2000–2007	Mean annual COPD-related absence payment	$55	$61
		Mean annual COPD-related disability payment	$527	$589

Notes:

^aInflated using medical care component of the Consumer Price Index

^bcalculated by authors using data provided in publication

^cdenominator is all employees. COPD prevalence in this employed population was 3.5%.

Abbreviations: COPD, chronic obstructive pulmonary disease; USD, US dollars.