The 36th National Immunization Conference of CDC

Tuesday, April 30, 2002 - 11:20 AM
438

Economic Evaluation of the Impact of September 2001 Pertussis Outbreak in Affected Families of Pike County Arkansas

Ismael R. Ortega-Sanchez1, Amy Poel1, Tejpratap Tiwari1, Margaret Cortese1, Kris Bisgard1, Benjamin Schwartz1, Trudy Murphy1, and Linda Gladden2. (1) National Immunization Program, ESD, OD, Center for Disease Control, 1600 Corporate Square Boulevard, M/S E-61, Atlanta, GA, USA, (2) Communicable Disease/Immunization Program, Arkansas Department of Health, 4815 West Markham, Slot 48, Little Rock, AR, USA


KEYWORDS:
Outbreak, Economic Impact,

BACKGROUND:
In September 2001, in Murfreesboro (pop. 1,764) of Pike county (pop. 11,303) Arkansas, a large pertussis outbreak was identified. By early October, 113 cases (104 probable, 9 confirmed) were reported. The outbreak started among the junior and senior football teams in the local high school. Approximately 99 (41%) of 242 students in grades 7-12 reported an acute cough illness with the highest attack rates among students in the 9th grade. Following clinical criteria, 57% of the ill students reported paroxysmal coughing, 56% had cough for at least 14 days, and 37% reported post-tussive vomiting. Also 8 patients (7 teens and one two-year old child) had culture-confirmed for Bordetella pertussis. Three patients have been hospitalized with pertussis: one adult, one adolescent and one infant. Preliminary investigation found that 92% of 7-12 grade students received at least 4 doses of DTaP (with 70% having 5 doses). Seventy-three persons outside of grades 7-12 were suspect pertussis cases. Altogether, probable and confirmed cases numbered about 20 adults, 13 infants, and 80 adolescents.

OBJECTIVE(S):
To analyze impact of pertussis outbreak on the income/productivity and welfare of local families.

METHOD(S):
We conducted an economic survey among families with reported cases. Data collected include direct (medical and non-medical) and indirect costs at the household level. Indirect costs include family members time diverted from their normal activities for the case-patient care; such as for trips to clinics/ER visits, hospital stays, and childcare. We also analyze the economic burden of the disease in household contacts (confirmed and probable cases).

RESULT(S):
Medical and non-medical bills and time diverted from normal activities both to seek health services and care of oneself/case-patients may cause a substantial economic burden.

CONCLUSIONS(S):

LEARNING OBJECTIVES:
Unlike most economic analyses, we chose to characterize the economic impact of this outbreak on families in a rural community.

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