Skip to main content

Advertisement

Table 2 Crude and adjusted odds ratio between history of praziquantel treatments and O. viverrini infection and 95% confidence interval adjusted for all other factors using multiple logistic regression

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

Factors Number % OVa cOR aOR 95% CI P-value
Over all 3081 17.0 NAb NAb NAb NAb
History of PZQ treatment
 Never 1782 15.2 1 1   
 Once 855 18.1 1.23 1.09 0.88–1.37 0.433
 Twice 252 19.8 1.38 1.19 0.85–1.68 0.310
 Three times 85 21.2 1.50 1.28 0.74–2.21 0.375
 More than three times 107 28.0 2.17* 1.86 1.18–2.93 0.007
Gender
 Women 1908 15.7 1 1   
 Men 1173 19.1 1.27* 1.07 0.79–1.44 0.667
Age group (years)
 40–44 417 10.3 1 1   
 45–49 604 14.1 1.42 1.32 0.89–1.96 0.168
 50–54 669 16.6 1.73* 1.54 1.05–2.25 0.027
 55–59 582 17.0 1.78* 1.59 1.08–2.36 0.019
 60 years and over 802 23.2 2.63* 2.10 1.44–3.04 0.000
Education levels
 Primary and lower 1972 19.9 1 1   
 Secondary 882 13.3 0.62* 0.76 0.60–0.96 0.022
 Certificate and higher 227 6.6 0.29* 0.48 0.27–0.86 0.013
Occupation
 Unemployed 114 18.4 1 1   
 Farmer 2348 19.0 1.04 1.16 0.70–1.91 0.572
 Others 619 9.1 0.44* 0.65 0.36–1.15 0.140
Smoking history
 No 2257 15.8 1 1   
 Yes, current or previous 824 20.4 1.37* 1.15 0.84–1.58 0.375
Alcohol consumption history
 No 1122 16.6 1 1   
 Yes, current or previous 1959 17.3 1.05 0.96 0.76–1.21 0.749
History of raw fish eating
 No 199 15.6 1 1   
 Yes, current or previous 2882 17.1 1.12 0.97 0.65–1.47 0.908
Distance of sub-district to water source
 < 1 km 2884 17.5 1 1   
 1 km and over 197 10.2 0.53* 0.60 0.37–0.97 0.038
  1. cOR Crude odds ratio, aOR Adjusted odds ratio
  2. *indicates cORs with a significance level of P < 0.05
  3. aOV: Opisthorchis viverrini
  4. bNot applicable