Table 2. Perceived barriers to PrEP use among MSM in Tijuana, Mexico (N = 364).

Barriers	Proportion Agree/ Strongly Agree
Product Attributes Domain
PrEP costs too much	50.0
I am concerned about long-term side effects	40.6
PrEP does not fully protect against HIV	20.3
Individual Domain
I am at low risk for HIV/AIDS	23.6
I would have trouble taking PrEP daily	26.9
Taking PrEP might tempt me to have CAI	31.0
Interpersonal Domain
Partners will expect me to have CAI if I take PrEP	26.4
People might assume I am HIV+	27.8
People might assume I am promiscuous	26.1
Structural Domain
I have limited access to healthcare services	31.6
I am concerned about talking to HCP about having sex with men	15.1
I will receive poor healthcare if HCP knows I have sex with men	16.5

Abbreviations: CAI = condomless anal intercourse; HCP = healthcare provider; PrEP = pre-exposure prophylaxis