. Author manuscript; available in PMC: 2012 May 1.

Published in final edited form as: Int J STD AIDS. 2011 May;22(5):256–262. doi: 10.1258/ijsa.2009.009255

Table 4. Impact of Pre-Exposure Prophylaxis (PrEP) attributes on hypothetical PrEP acceptability in Peru (n=45).

PrEP	Attribute values	Acceptability of PrEP with preferred attribute (mean)	Acceptability of PrEP with non-preferred attribute (mean)	Impact on PrEP acceptability Mean (SD)^a
Cost per month^*	$10 vs. $250	61.92	36.77	25.15(29.30)
Effectiveness^*	95% vs. 75%	60.03	38.66	21.37(26.31)
Side Effects^*	none vs. nausea/dizziness	56.69	42.01	14.68(30.95)
Duration of administration	1 year vs. 10 years	48.55	50.15	−1.60(19.39)
Frequency	before sex vs. every day	48.55	50.15	−1.60(20.60)
Location PrEP is dispensed	general clinic vs. HIV clinic	48.40	50.29	−1.89(22.64)
Person dispensing PrEP	pharmacist vs. doctor/nurse	47.67	51.02	−3.34(13.46)

p <0.001 for one sample t-tests

SD = Standard Deviation