Table 4 Adjusted odds ratios for CCA associations with various risk factors
Characteristics | Cases (n = 210) | Controls (n = 840) | Crude OR | Adjusted OR | 95 % CI | P-value |
|---|---|---|---|---|---|---|
Number of used PZQ treatments (times) | - | - | 1.33 | 1.23 | 1.07 - 1.43 | 0.005 |
Number of used PZQ treatments (times) | 0.025 | |||||
0 | 48.5 | 65.9 | 1 | 1 | - | |
1 | 32.9 | 24.4 | 1.93 | 1.49 | 1.02 - 2.20 | |
2 | 8.6 | 4.9 | 2.72 | 1.82 | 0.92 - 3.60 | |
More than 2 | 10.0 | 4.8 | 3.17 | 2.30 | 1.20 - 4.40 | |
Eating raw fish | <0.001 | |||||
No | 38.6 | 61.7 | 1 | 1 | - | |
Yes | 61.4 | 38.3 | 3.10 | 2.73 | 1.88 - 3.95 | |
History of cancer in family | <0.001 | |||||
No | 50.0 | 72.1 | 1 | 1 | - | |
Yes | 50.0 | 27.9 | 2.56 | 2.54 | 1.82 - 3.55 | |
Highest educational attainment | 0.011 | |||||
Primary school | 79.1 | 68.1 | 1 | 1 | - | |
Secondary school | 3.8 | 6.2 | 0.51 | 0.56 | 0.25 - 1.25 | |
High school/diploma | 9.5 | 10.5 | 0.76 | 0.76 | 0.44 - 1.34 | |
Bachelor’s degree | 7.6 | 15.2 | 0.40 | 0.41 | 0.23 - 0.75 |