Table 2. Estimated inpatient and outpatient economic costs of WNND cases, Sacramento County, California, 2005*.

Item	Cost per case†	No. cases to which cost applies‡	% Cases to which cost applies§	Total cost for all cases	Total cost if treatment/service were used in all cases
Inpatient treatment costs	$33,143	46	100	$1,524,570	$1,524,570
Outpatient costs	Cost per case¶
Outpatient hospital treatment	$333	17	36	$5,668	$15,337
Physician visits	$450	46	100	$20,708	$20,708
Outpatient physical therapy	$909	46	100	$41,810	$41,810
Occupational therapy	$4,037	3	7	$12,111	$185,699
Speech therapy	$588	1	1	$588	$27,032
Total				$80,885	$290,586
Nursing home costs	Cost#
Nursing home stay**	$190	2	4	$36,195	$36,195
Transportation	$65	46	100	$2,977	$2,977
Home health aides, babysitters, etc.	$1,569	7	14	$10,983	$505,211
Total				$50,154	$544,383
Total for WNND				$2,140,409	$2,844,339

*WNND, West Nile neuroinvasive disease; BLS, Bureau of Labor Statistics of the US Department of Labor.
†Estimated by using 2005 data from California’s Office of Statewide Health Planning and Development (J. Teague and J. Morgan, pers. comm.).
‡WNND cases from the total number of cases reported by the Centers for Disease Control and Prevention (3).
§See (10).
¶Estimated by using data from Zohrabian et al. (10) and updated using data from the US Department of Labor’s Bureau of Labor Statistics (BLS) (13–15).
#Estimated by using data from MetLife Mature Market Institute (16), Zohrabian et al. (10), and BLS (13–15).
**Average length of nursing home stay was 96 days.