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Table 5 Assessment of construct validity through independent sample t-tests for differences between mean scores on protection self-efficacy and consensual

From: Measurement of sexual health outcomes among people who inject drugs: pilot study in Catalonia, Spain and Barnaul, Russia

Item Test group Mean (SD) p Mean (SD) p
Protection self-efficacy scale Condom use: always 4.61 (0.82) < 0.001 4.11 (0.79) < 0.001
  Condom use: not always 3.85 (1.42)   3.43 (1.05)  
Consensual sex scale Previous sexual assault 3.53 (1.59) < 0.001 3.47 (1.22) 0.015
  No previous sexual assault 4.45 (1.02)   4.00 (0.90)