Skip to main content

Table 5 Factor loadings for the Perceived Risk of HIV Scale in key populations (sample 2) and other populations and influence of group on the overall estimates of latent factor score

From: Cross-cultural adaptation of the Perceived Risk of HIV Scale in Brazilian Portuguese

Items

Base modela

DIF corrected modelb

Factor loading

95%CI

Factor loading

95%CI

i01. What is your gut feeling about how likely you are to get infected with HIV?

0.773

0.76, 0.79

0.773

0.76, 0.79

i02. I worry about getting infected with HIV

0.054

0.01, 0.10

0.023

− 0.02, 0.07

i03. Picturing self getting HIV is something I find

0.649

0.63, 0.67

0.649

0.63, 0.67

i04. I am sure I will NOT get infected with HIV

0.636

0.62, 0.65

0.644

0.62, 0.66

i05. I feel vulnerable to HIV infection

0.639

0.62, 0.66

0.639

0.62, 0.66

i06. There is a chance, no matter how small, I could get HIV

0.545

0.52, 0.57

0.545

0.52, 0.57

i07. I think my chances of getting infected with HIV are:

0.871

0.86, 0.88

0.871

0.86, 0.88

i08. Getting HIV is something I have

0.392

0.35, 0.42

0.383

0.35, 0.41

Structural effect

 Group on latent factorc

1.119

0.91, 1.33

1.143

0.93, 1.36

Direct effect on item attributable to groupc

 i02

  

1.675

1.50, 1.86

 i04

  

− 0.552

− 0.73, − 0.38

 i08

  

0.550

0.38, 0.72

  1. Bold indicate p value ≤ 0.001
  2. DIF differential item functioning
  3. aNot corrected for DIF
  4. bCorrect for DIF for items 2, 4 and 8
  5. 3Other populations used as reference