Table 2.
Comparison of age-adjusted anti-HCV prevalence between NYC HANES and national HANES
| NYC HANES | NHANES | pa | |||||||
|---|---|---|---|---|---|---|---|---|---|
| N | % | Lower 95% CI | Upper 95% CI | N | % | Lower 95% CI | Upper 95% CI | ||
| Overall | 1,786 | 2.3 | 1.5 | 3.5 | 4,485 | 1.8 | 1.3 | 2.6 | 0.59 |
| Sex | |||||||||
| Male | 754 | 2.7 | 1.6 | 4.6 | 2,172 | 2.1 | 1.4 | 3.2 | 0.66 |
| Female | 1,032 | 1.9 | 1.2 | 3.2 | 2,313 | 1.6 | 1.0 | 2.5 | 0.65 |
| Race/ethnicityc | |||||||||
| White, non-Hispanic | 524 | 1.8b | 0.8 | 4.0 | 2,423 | 1.7 | 1.1 | 2.6 | 0.96 |
| Black, non-Hispanic | 379 | 4.3 | 2.4 | 7.5 | 873 | 3.2 | 2.3 | 4.3 | 0.35 |
| Asian, non-Hispanic | 226 | 2.4b | 0.6 | 9.2 | x | x | x | x | |
| Hispanic | 627 | 1.4b | 0.6 | 3.4 | x | x | x | x | |
| Other, non-Hispanic | x | x | x | x | 150 | 0.4b | 0.1 | 1.9 | |
| Mexican-American | x | x | x | x | 901 | 2.1 | 1.2 | 3.6 | |
| Hispanic, other than Mexican-American | x | x | x | x | 138 | 2.2b | 0.9 | 5.5 | |
| Age (in years) | |||||||||
| 20–29 | 476 | 0.0 | 817 | 0.0 | |||||
| 30–39 | 421 | 0.6b | 0.2 | 2.3 | 738 | 1.0b | 0.5 | 2.2 | 0.54 |
| 40–49 | 389 | 2.5b | 1.3 | 4.8 | 725 | 3.6 | 2.2 | 5.8 | 0.35 |
| 50–59 | 269 | 5.8 | 3.3 | 10.0 | 551 | 4.3 | 2.5 | 7.1 | 0.46 |
| ≥60 | 231 | 3.0b | 1.5 | 6.1 | 1,654 | 0.8 | 0.5 | 1.3 | 0.05 |
% Prevalence estimates, weighted and age adjusted using the Year 2000 standard population; N unweighted sample size; x estimate unavailable
ap value for difference between NYC HANES and NHANES
bRelative standard error >30% or denominator <50. Prevalence estimate may be may be unstable and should be interpreted with caution
cOther race not included in NYC HANES estimate due to small sample size