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Table 1 Demographic characteristics of the seroprevalence of Toxoplasma gondii antibody among primary schoolchildren in the Democratic Republic of São Tomé and Príncipe

From: Toxoplasma gondii infection: relationship between seroprevalence and risk factors among primary schoolchildren in the capital areas of Democratic Republic of São Tomé and Príncipe, West Africa

Variable Group No. tested No. positive Percentage (%)
Gender Boys 123 77 62.6
  Girls 132 84 63.6
Age group (yr) 8 31 21 67.7
  9 82 52 63.4
  10 83 58 69.9
  11 59 30 50.9
Parents Occupation Skilled worker 41 20 48.8
  Semiskilled worker 65 35 53.9
  Non-skilled worker 145 106 73.1
Symptoms Ocular    
  No 123 77 62.6
  Yes 39 28 71.8
  Headache    
  No 61 35 57.4
  Yes 176 114 64.8
  Abdominal pain    
  No 50 36 72.0
  Yes 190 117 61.6
  Seizure    
  No 134 86 64.2
  Yes 6 3 50.0
Risk factors Raising dogs    
  No 100 61 61.0
  Yes 139 94 67.6
  Raising cats    
  No 115 0 0.0
  Yes 126 123 97.6
  Playing in the soil    
  No 4 2 50.0
  Yes 66 43 65.2
  Eating raw meat    
  No 4 4 100.0
  Yes 66 65 98.5
  Eating raw vegetables    
  No 23 16 69.6
  Yes 223 142 63.7
  Drink unboiled water    
  No 52 31 59.6
  Yes 194 127 65.5
Total   255 161 63.1