Coccidioidomycosis at NAS Lemoore

Nicholas J Martin, REHS LT MSC USN

NAS Lemoore

• Active Air Station that supports fighter squadrons assigned to Pacific Fleet • There are approximately 7,200 active duty personnel assigned to NAS Lemoore • During fiscal years 2006 and 2007 there were 57 cases of laboratory confirmed cocci – 14 civilian – 43 military

Demographics

11% 3% 1% 1% 5% 3% 17% DEOMI Sep 2006 Diversity Information for US Navy 59% White Black AMI/ALN Asian Pacific Island Multi Uknown Hispanic

Kings County Diversity

46%

Kings County Ethnic Diversity from 2005 Census Estimates

2% 0% 3% 2% 39% 8% White Black AMI/ALN Asian Pacific Island Multi Hispanic

Incidents of Cocci

• Rate of NASL cocci in active duty: 361/100,000* • Rate of cocci in Kings County**: 106/100,000 • Odds Ratio for Military in Kings County: 3.41

Cocci Cases NH Lemoore Nov 2005-Oct 2007

7 6 5 4 3 2 1 0 5-Sep 14-Dec 24-Mar 2-Jul 10-Oct 18-Jan 28-Apr

Month

6-Aug 14-Nov *NASL rate determined using number of reported diagnosed cases for CY 06 compared to the base population and normalized to a per 100,000 ** CA rate determined using published cocci rates from CY 06 compared to the CA population estimate for 2006 from the US Census Bureau

Burden of Cocci at NH Lemoore

• Cost per patient* – Internal: $1389.08

– External:$6977.30

• Cost per Visit* – Internal:$251.10

– External:$2174.74

*This information is limited to cost/visit data that NH Lemoore was responsible for providing/tracking during FYs 06 & 07 for military, dependents and retirees

Possible Causes

• Immunological naïve population • Differences in ethnic diversity between US Navy and local Population • Occupational exposure during mission and training missions

Questions