Am J Epidemiol 2004; 159:104.
Copyright © 2004 by the Johns
Hopkins Bloomberg School of Public Health
LETTERS TO THE EDITOR |
RE: "EPIDEMIOLOGY OF SALMONELLOSIS IN CALIFORNIA, 19901999: MORBIDITY, MORTALITY, AND HOSPITALIZATION COSTS"
1 Epidemiology Discipline, University of Texas-Houston School of Public Health, El Paso, TX 79902
2 Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD 21205-2179
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Trevejo et al. (1) recently described the epidemiology of salmonellosis in California. They calculated confidence intervals for population incidence and hospitalization rates. They state, "Confidence intervals (95 percent) for proportions were calculated for each group-specific rate; differences were considered significant if the confidence intervals did not overlap" (1