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Volume 9, Number 1—January 2003
Research

Highly Endemic, Waterborne Toxoplasmosis in North Rio de Janeiro State, Brazil

Lílian Maria Garcia Bahia-Oliveira*, Jeffrey L. Jones†Comments to Author , Juliana Azevedo-Silva*, Cristiane C.F. Alves*, Fernando Oréfice‡, and David G. Addiss†
Author affiliations: *Universidade Estadual do Norte Fluminense, Campos dos Goytacazes, Rio de Janeiro, Brazil; †Centers for Disease Control and Prevention, Atlanta , Georgia, USA; ‡Escola de Medicina, Universidade Federal de Minas Gerais, Belo Horizonte, Brazil

Main Article

Table 1

Univariate results showing Toxoplasma gondii seropositivity for statistically significant characteristicsa

Characteristic No. persons % seropositive Odds ratio 95% CIc
Age (yr)        
0–9 189 39.7 Ref.b  
10–14 585 45.5 1.3 0.9 to 1.8
15-19 256 63.7 2.7 1.8 to 4.0
20-29 161 70.8 3.7 2.3 to 5.9
30-39 91 83.5 7.7 4.0 to 15.2
40-49 89 83.2 7.5 3.9 to 14.8
50+ 65 83.1 7.5 3.5 to 16.2
Socioeconomic population        
Lower 316 84.8 Ref.  
Middle 819 61.4 0.3 0.2 to 0.4
Upper 301 16.9 0.04 0.02 to 0.06
Location        
Urban 1040 49.9 Ref.  
Suburban 251 79.7 3.9 2.8 to 5.6
Rural 145 71.0 2.5 1.7 to 3.7
Regions 2-4 597 73.2 Ref.  
Region 1 839 45.9 0.3 0.2 to 0.4
Well water in house        
No 1159 54.0 Ref  
Yes 277 70.8 2.1 1.6 to 2.7
Unfiltered water in house        
No 1050 50.1 Ref.  
Yes 386 74.4 2.8 2.2 to 3.6
Spring water in house        
No 874 65.6 Ref.  
Yes 562 44.3 0.4 0.3 to 0.5
Drink at least some unfiltered water        
No 907 48.0 Ref.  
Yes 529 73.2 3.0 2.4 to 3.7
Drink at least some beverages made with unfiltered water        
No 968 49.5 Ref.  
Yes 468 73.3 2.8 2.2 to 3.5
Drink water directly from lakes, rivers or streams        
No 1160 55.2 Ref.  
Yes 276 65.9 1.6 1.2 to 2.1
Drink water directly from faucet        
No 699 46.2 Ref.  
Yes 737 67.7 2.4 2.0 to 3.0
Drank beverages made with well water in the past 12 months        
No 1173 54.7 Ref.  
Yes 263 68.4 1.8 1.4 to 2.4
Food Exposure:        
Ate undercooked meat in past 12 months        
No 877 59.9 Ref.  
Yes 559 53.1 0.8 0.6 to 0.9
Ate kibbeh the past 12 months        
No 1181 59.8 Ref.  
Yes 255 45.5 0.6 0.4 to 0.7
Ate unpasteurized butter in past 12 months        
No 983 54.5 Ref.  
Yes 453 63.1 1.4 1.1 to 1.8
Owned cat in past 12 months        
No 942 52.0 Ref.  
Yes 494 67.2 1.9 1.5 to 2.4
Ate food at home entertainment shows in the past 12 months        
No 923 62.6 Ref.  
Yes 513 47.6 0.5 0.4 to 0.7
Ate at least some of the time in restaurants in the past 12 months        
No 517 73.5 Ref.  
Yes 919 48.1 0.3 0.3 to 0.4

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b Ref., referent.

cCI, confidence interval.

Main Article

Page created: December 07, 2010
Page updated: December 07, 2010
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The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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