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Table 3 Drug, sex and overall risk index for selected demographics across NSP and PDI groups (95% confidence intervals and p values)

From: Hidden populations: risk behaviours in drug-using populations in the Republic of Georgia through subsequent peer-driven interventions

Characteristic Sample group
Groups NSP PDI
Overall drug index p value Overall sex index p value Overall risk index p value Overall drug index p value Overall sex index p value Overall risk index p value
Age  < 25 .50 [.46–.53] .67 .70 [.67–.74] .01 .59 [.56–.62] .14 .49 [.48–.50 .96 .71 [.70–.71] .00 .59 [.58–.59] .00
 > 26 .49 [.48–.49]   .67 [.66–.67]   .57 [.56–.57]   .49 [.48–.49]   .66 [.66–.67]   .57 [.56–.57]  
Sex Female .47 [.42–.51] .42 .63 [.60–.67] .04 .54 [.51–.57] .11 .50 [.49–.52] .10 .66 [.64–.67] .04 .57 [.56–.59] .88
Male .49 [.48–.50]   .67 [.66–.67]   .57 [.56–.57]   .49 [.48–.49]   .67 [.67–.68]   .57 [.57–.57]  
Education Secondary .49 [.48–.50 .71 .67 [.66–.68] .17 .57 [.56–.58] .35 .49 [.48–.50] .37 .67 [.66–.68 .15 .57 [.57–.58] .91
Higher .49 [.47–.50]   .66 [.66–.67]   .57 [.56–.57]   .48 [.48–.49]   .68 [.67–.68]   .57 [.57–.58]  
Overdose in the past 30 days Yes .58 [.53–.64] .00 .71 [.70–.75] .00 .64 [.60–.68] .00 .51 [.49–.54] 0.20 .70 [.68–.72] .01 .60 [.58–.61] .00
No .48 [.48–.49]   .67 [.66–.67]   .57 [.56–.57]   .49 [.48–.49]   .67 [.67–.68]   .57 [.57-.57]  
Syringe use in the last 6 months Always used a new syringe .48 [.48–.49] .05 .67 [.67–.68] .03 .57 [.56–.57] .60 .46 [.46–.47] .00 .67 [.66–.67] .00 .56 [.55–.56] .00
Re-used syringes .50 [.48–.52]   .68 [.67–.68]   .60 [.59–.60]   .54 [.53–.55]   .68 [.68–.69]   .60 [.60–.61]  
Condom use in the last 6 months Always .49 [.47–.50] .86 .63 [.62–.64] .00 .55 [.54–.56] .00 .48 [.47–.49] .28 .62 [.61–.63] .00 .54 [.54–.55] .00
Not always .49 [.48–.49]   .69 [.68–.69]   .58 [.57–.58]   .49 [.48–.50]   .68 [.68-.69]   .58 [.57–.58]  
Level of worry about HIV Not bothered .51 [.49–.53] .00 .66 [.65–.67] .41 .58 [.57–.59] .00 .47 [.46-.49] .00 .65 [.64–.66] .00 .55 [.54–.56] .00
Somewhat .49 [.48–.50]   .67 [.66–.68]   .57 [.56–.59]   .50 [.49–.50]   .67 [.66–.67]   .57 [.57–.58]  
Significantly .45 [.43–.46]   .67 [.66–.68]   .55 [.54–.55]   .48 [.47–.49]   .70 [.70–.71]   .58 [.57–.59]  
HIV knowledge Yes .48 [.48–.49] .00 .67 [.66–.67] .26 .58 [.56–.60] .08 .49 [.49–.50] .00 .67 [.67–.68] .34 .58 [.57–.58] .00
No .51 [.47–.54]   .66 [.65–.67]   .56 [.55–.57]   .46 [.45–.47]   .67 [.66–.68]   .55 [.55–.56]  
Tested for HIV previously and know the result Never tested .34 [–.53–1.21] .05 .67 [–.39–1.37] .53 .49 [.33–.65] .06 .49 [.48–.50] .05 .68 [.68–.69] .00 .58 [.57–.58] .00
Tested negative .49 [.48–.50]   .67 [.66–.67]   .57 [.56–.57]   .48 [.47–.49]   .65 [.64–.66]   .56 [.55–.56]  
Tested positive .41 [.23–.59]   .63 [.57–.69]   .51 [.40–.61]   n/a   n/a   n/a  
  1. Statistical significance was classified as a P value < 0.05 and are in bold
  2. Scores were derived by standardised risk-related questions, averaged per respondent. One-way ANOVA was used to derive averages and confidence intervals