| Variable  | 
        Total effects Standardized    Regression Coefficients (SRCs) | 
        p-Value  | 
      
      
        | The    relationship between using drugs before sex and having sex with prostitutes (Sexwithprost)            | 
        0.29  | 
        <0.001 | 
      
      
        | The relationship between using drugs before sex and sex with IDU    (SexwIDU)  | 
        0.17  | 
        <0.001  | 
      
      
        | The relationship between drinking alcohol before sex (Alchol)    and number of sexual partners within 1 year (Ndrxpart1year)             | 
        0.26  | 
        <0.001 | 
      
      
        | The relationship between drinking alcohol before sex (Alchol)    and number of sexual partners within 1    month (Ndrxpart1month)             | 
        0.23  | 
        <0.001  | 
      
      
        | The relationship between drinking alcohol before sex and number    of sexual partners within 1 week | 
        0.16  | 
        0.001 | 
      
      
        | The relationship between needle sharing 
          (Needleshare) and number of sexual partners  
          within 1 year (Ndrxpart1year)  | 
        0.25  | 
        <0.001 | 
      
      
        | The relationship between needle sharing and number of sexual    partners within 1 month | 
        0.32  | 
        <0.001 | 
      
      
        | The relationship between needle sharing and number of sexual    partners within 1 week | 
        0.40 | 
        <0.001 | 
      
      
        | The relationship between needle sharing and sex with IDU | 
        0.45 | 
        <0.001 |