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Table 3 Comparison of Risk Assessment Index within some groups

From: Hidden populations: discovering the differences between the known and the unknown drug using populations in the Republic of Georgia

Sample characteristics Sample type
NSP PDI
  Groups Drug index 95% CI p values Sex index 95% CI p values Risk index 95% CI p values Drug index 95% CI p values Sex index 95% CI p values Risk index 95% CI p values
Age = < 25 0.56 (0.47:0.65) 0.54 0.84 (0.76:0.91) 0.77 0.68 (0.64:0.73) 0.45 0.31 (0.29:0.32) 0.02 0.62 (0.6:0.65) 0.00 0.45 (0.43:0.46) 0.00
= > 26 0.54 (0.52:0.55) 0.82 (0.81:0.84) 0.67 (0.66:0.68) 0.33 (0.32:0.34) 0.69 (0.68:0.7) 0.49 (0.48:0.5)
Gender Woman 0.43 (0.4:0.46) 0.00 0.9 (0.87:0.94) 0.00 0.64 (0.62:0.66) 0.09 0.24 (0.21:0.26) 0.00 0.64 (0.6:0.68) 0.02 0.42 (0.4:0.44) 0.00
Man 0.55 (0.53:0.57) 0.82 (0.8:0.83) 0.67 (0.66:0.68) 0.34 (0.33:0.34) 0.68 (0.67:0.69) 0.49 (0.48:0.5)
Vint, Jeff Injected 0.53 (0.49:0.57) 0.69 0.79 (0.76:0.83) 0.06 0.65 (0.62:0.68) 0.11 0.3 (0.28:0.32) 0.00 0.65 (0.63:0.67) 0.00 0.46 (0.44:0.47) 0.00
Have not injected 0.54 (0.52:0.56) 0.83 (0.82:0.85) 0.67 (0.66:0.68) 0.33 (0.32:0.34) 0.69 (0.67:0.7) 0.49 (0.48:0.5)
Heroin, Siretsi Injected 0.55 (0.52:0.58) 0.17 0.89 (0.86:0.91) 0.00 0.7 (0.69:0.72) 0.00 0.35 (0.34:0.36) 0.00 0.7 (0.69:0.72) 0.00 0.51 (0.5:0.51) 0.00
Have not injected 0.53 (0.5:0.55) 0.77 (0.76:0.79) 0.64 (0.63:0.65) 0.3 (0.29:0.32) 0.65 (0.63:0.66) 0.46 (0.45:0.47)
Desomorphine Injected 0.67 (0.64:0.7) 0.00 0.73 (0.71:0.76) 0.00 0.7 (0.68:0.71) 0.00 0.39 (0.37:0.41) 0.00 0.67 (0.65:0.7) 0.82 0.52 (0.5:0.54) 0.00
Have not injected 0.49 (0.47:0.5) 0.86 (0.84:0.88) 0.65 (0.64:0.67) 0.31 (0.3:0.32) 0.68 (0.67:0.69) 0.48 (0.47:0.48)
Suboxone/Subutex Injected 0.43 (0.4:0.46) 0.00 0.8 (0.77:0.82) 0.00 0.6 (0.58:0.61) 0.04 0.32 (0.3:0.33) 0.24 0.65 (0.63:0.67) 0.00 0.47 (0.45:0.48) 0.00
Have not injected 0.57 (0.55:0.59) 0.83 (0.82:0.85) 0.69 (0.68:0.7) 0.33 (0.32:0.34) 0.69 (0.68:0.7) 0.49 (0.48:0.5)
Condom use during the last 6 monthsα Did not have sex during the last 6 months 0.48 (0.45:0.51) 0.00 0.75 (0.72:0.77) 0.00 0.6 (0.58:0.62) 0.00 0.29 (0.27:0.3) 0.00 0.59 (0.56:0.61) 0.00 0.42 (0.41:0.44) 0.00
Always/mostly 0.56 (0.54:0.58) 0.88 (0.86:0.9) 0.7 (0.69:0.72) 0.36 (0.35:0.37) 0.72 (0.71:0.73) 0.52 (0.51:0.53)
Sometimes/never 0.59 (0.55:0.64) 0.77 (0.73:0.81) 0.67 (0.65:0.7) 0.3 (0.28:0.32) 0.72 (0.7:0.75) 0.49 (0.48:0.51)
HIV knowledge Incorrect 0.57 (0.53:0.6) 0.05 0.85 (0.82:0.87) 0.13 0.69 (0.67:0.71) 0.01 0.3 (0.29:0.31) 0.00 0.69 (0.68:0.71) 0.00 0.48 (0.47:0.49) 0.18
Correct 0.53 (0.51:0.55) 0.82 (0.8:0.84) 0.66 (0.65:0.67) 0.35 (0.34:0.36) 0.66 (0.65:0.68) 0.49 (0.48:0.5)
HIV testing and know result Never tested 0.77 (0.73:0.8) 0.00 0.52 (0.51:0.54) 0.00 0.66 (0.64:0.67) 0.11 0.32 (0.31:0.33) 0.00 0.58 (0.57:0.59) 0.00 0.44 (0.43:0.45) 0.00
Yes 0.48 (0.46:0.5) 0.9 (0.89:0.92) 0.67 (0.66:0.68) 0.35 (0.33:0.36) 0.91 (0.89:0.92) 0.6 (0.59:0.61)
No 0.32 (0.22:0.42) 0.94 (0.78:1.1) 0.6 (0.5:0.7) 0.25 (0.21:0.3) 0.79 (0.72:0.86) 0.49 (0.45:0.53)
  1. α“no response” are missing in the analysis