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Table 3 Effect of education level on the association between PZQ and current O. viverrini infection

From: Repeated praziquantel treatment and Opisthorchis viverrini infection: a population-based cross-sectional study in northeast Thailand

Factors Number % OVa cOR aOR b 95% CI P-value
PZQ treatment and O. viverrini infection by education level
 Less than secondary school       0.038
  Used PZQ 3 times and lower 1894 19.5 1 1   
  Used PZQ more than 3 times 78 29.5 1.73 1.71 1.03–2.85  
 Secondary school and higher       0.092
  Used PZQ 3 times and lower 1080 11.6 1 1   
  Used PZQ more than 3 times 29 24.1 2.43 2.15 0.88–5.25  
  1. PZQ Praziquantel treatments, cOR Crude odds ratio, aOR Adjusted odds ratio
  2. aOV: Opisthorchis viverrini
  3. bOdds ratios adjusted for all factors includes history of PZQ treatment, education levels, gender, age at enrolment, occupation, smoking history, alcohol consumption history, history of raw fish eating, and distance of sub-district to water source