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Table 4 Weighted prevalence of T. gondii infection adjusted by risk factor (with or without) and diagnostic method

From: A systematic review and meta-analysis of Toxoplasma gondii infection among the Mexican population

Population studied-diagnostic method Number of groups Number of cases Positive cases A/Nx100 prevalence (%) Meta-analysis prevalence (%) Lower limit (%) Upper limit (%)
with Risk - STA 4 480 103 21.45 13.39 10.35 16.44
without Risk -STA 6 1268 340 22.81 22.48 20.32 24.65
without Risk-LF 1 367 73 19.89 19.89 15.8 23.97
without-risk CF 1 58 14 24.14 22.16 13.64 35.15
without Risk-SF 32 22245 6674 30 30 29.4 30.59
with Risk-SF 1 2320 815 35.13 35.12 33.18 37.18
without Risk-IFI-G 36 29997 9597 31.99 29.3 28.81 29.79
with Risk-IFI-G 5 1295 224 16.77 5.58 4.44 6.77
without Risk-IHA 6 3837 151 3.94 2.63 1.24 4.02
with Risk-ELISA-G 18 1963 523 26.64 17.66 16.17 19.15
without Risk-ELISA-G 22 6293 748 11.89 8.92 8.24 9.6
Total 132 70,123 19,262   
  1. Complement Fixation (CF), Skin test antigen toxoplasmin (STA), Latex Floculation (LF), Sabin and Feldman (SF), Indirect Hemaglutination (IHA), Indirect Fluorescence (IFI), Enzyme-linked immunosorbet assay (ELISA). All prevalences calculated by meta-analysis were statistically significant (p < 0.001).