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Table 4 Frequency of T. gondii infection in different populations from Rio de Janeiro and São Paulo state, Brazil

From: Anti-Toxoplasma gondii antibodies in patients with beta-hemoglobinopathies: the first report in the Americas

City % N Population Age range (years) Reference
São Paulo State
 Botucatu 60.0 913 Pregnant women No information [36]
 Presidente Prudente 33.8 80 Students 18–35 [37]
 São José do Rio Preto 64.1 1006 Pregnant women 12–44 [38]
 São José do Rio Preto 74.5 349 Ophthalmology 18–88 [39]
 São José do Rio Preto 54 312 Blood donors 27.5 ± 6.9 [40]
 São Paulo 22 262 Ophthalmology 4–88 [41]
 Araraquara 58 233 Pregnant women 18–20 [42]
 São Carlos 50 62 Beta-thalassemia heterozygous 24–92 This study
Rio de Janeiro State
 Campos dos Goytacazes 90.0 110 Ophthalmology 6–35 [43]
 Santa Rita de Cássia, Barra Mansa 65.9 1071 Ophthalmology 6 months–88 [44]
 Rio de Janeiro 21.8 839 Students 20–30 [45]
 Miracema 75.1 832 Pregnant women No information [46]
 Rio de Janeiro 18.1 11 Beta-thalassemia homozygous 7–59 This study
 Rio de Janeiro 43.5 85 Sickle cell anemia 6–63 This study