Table 3.

PrEP knowledge and attitude scores of TransPrEP participants; Lima, Peru 2017–2018

	Intervention arm N = 44	Control arm N = 42
PrEP knowledge score (median ± IQR) (5-point likert score; each item 1 = completely disagree to 5 = completely agree)
1. “I know that taking PrEP (Truvada) can reduce my risk of becoming infected with HIV.”
2. “I know how often I should take PrEP.”
3. “I know how PrEP should be taken (e.g., with or without food, other medicines, hormones, etc.).”
4. “I know how PrEP interacts with feminizing hormones.”
5. “I know the possible side effects of taking PrEP.”
6. “I know what to do if I forget to take a dose of PrEP.”
7. “I know how often I should see my doctor while I am taking PrEP.”
8. “I know how PrEP interacts with alcohol and drugs.”
Baseline	23 (18–25)	23 (19–26)
3-months	23 (20–24)	23 (19–25)
PrEP attitudes score (median ± IQR) (5-point likert score; each item 1 = completely disagree to 5 = completely agree)
1. “Taking PrEP, reduces my risk of acquiring HIV.”
2. “Taking PrEP is a positive change in my life.”
3. “Taking PrEP gives me more control over my risk for acquiring HIV.”
4. “I am sure that I can take PrEP every day without forgetting a dose.”
5. “I believe that the support of my friends and others will be important in helping me remember to take PrEP every day.”
Baseline	21 (18–24)	20 (15–24)
3-months	22 (17–25)	20 (16–25)