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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

Main Article

Table 1

Tuberculosis incidence density rates and ratios in North Carolina, by sociodemographic characteristics (1982 to 1999)

Incidence Ratea
Variable (per 105 person-years) Rate Ratio 95% Confidence Interval
Sex
Female 5.88 1.00 2.07-2.24
Male 12.70 2.16
Age Groupb
<15 1.51 1.00
15-24 2.54 1.76 1.53-2.0
25-44 7.30 5.00 4.53-5.60
45-64 13.45 9.20 8.24-10.22
>65 26.37 18.30 16.41-20.32
Race
White 4.14 1.0
Black 25.53 6.20 5.93-6.42
Asian 35.95 8.52 7.75-9.38
Native American 4.90 1.20 1.07-1.48
Ethnicity
Hispanic 26.80 2.90 2.66-3.25
Other 9.10 1.0
Country of birthc
Foreign-born 10.70 1.0
US-born, all 6.9 0.64 0.58-0.70
US-born, blacks 19.80 1.83 1.66-2.03

aAge-adjusted.
bChi-square for trend = 7.66 (p = 0.006).
c1993-1999 only.

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