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Volume 7, Number 7—June 2001

Research

Tuberculosis in North Carolina: Trends Across Two Decades, 1980-1999

Hamisu M. Salihu*Comments to Author , Eknath Naik*, William F. O'Brien*, Getachew Dagne*, Raoul Ratard†, and Thomas Mason*
Author affiliations: *University of South Florida, Tampa, Florida, USA; †North Carolina Department of Health and Human Services, Raleigh, North Carolina, USA

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Table 2

Trends in incidence rates of TB by selected variables, North Carolina, 1982-1999

Variable Parameter estimatea p-value
Sex
Female -0.24 >0.0001
Male -0.55 0.0001
Age group
<15 -0.033 0.19
15-24 -0.027 0.59
25-44 -0.113 0.014
45-64 -0.60 0.0001
>65 -1.41 0.0001
Race
White -0.21 0.0001
Black -1.11 0.0001
Asian -0.99 0.03
Native American -0.024 0.19
Ethnicity
Non-Hispanic -0.47 0.0001
Hispanic 3.2 0.0001
Country of originb
Foreign-born 1.2 0.0084
US-born -0.53 0.0011
US-born (blacks only) -1.61 0.0033

aThis denotes the slope that reflects an increasing (if positive) or decreasing (if negative) trend.
bData from 1993 to 1999.

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