Variable

B

P-Value

OR

95% CI

Needles-sharing

2.516

<0.001^*

12.375

4.22, 36.29

Condom usage

1.717

0.005^*

5.565

1.66, 18.66

Venereal disease

1.712

0.004^*

5.538

1.73, 17.72

HBV

-1.231

0.037^*

0.292

0.09, 0.93