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Table 3 Characteristics associated with differences in mean WTPa for the package of PrEP delivery services (HIV testing, remote clinical consultation, 1-month supply of PrEP) among potential online PrEP users and current online PrEP/PEP users; multivariable models

From: Willingness to pay for HIV pre- and post-exposure prophylaxis services delivered via an online pharmacy in Kenya

Ā 

Potential online PrEP users;

N=772

Current online PrEP/PEP users;

N=740

Adj. Coef.b,c

95% CI

p-value

Adj. Coef.d

95% CI

p-value

Demographic and socioeconomic characteristics

ā€ƒAge

Ā Ā Ā Ā Ā Ā 

18-24

Ref.

--

--

Ref.

--

--

25 or older

0.88

0.76 – 0.95

0.04

1.18

0.99 – 1.39

0.06

ā€ƒSex

Female

Ref.

--

--

Ā Ā Ā 

Male

1.17

1.07 – 1.32

0.004

Ā Ā Ā 

ā€ƒCurrently Enrolled in School

No

Ref.

--

--

Ref.

--

--

Yes

1.14

1.01 – 1.29

0.03

1.09

0.91 – 1.29

0.4

ā€ƒEmployment

Not employed

Ref.

--

--

Ā Ā Ā 

Part time or seasonal employment

1.08

0.92 – 1.22

0.3

Ā Ā Ā 

Multiple jobs or full time employment

1.10

0.87 – 1.26

0.3

Ā Ā Ā 

ā€ƒMonthly income

10,000 KSH or less

Ref.

--

--

Ref.

--

--

More than 10,000 KSH

1.25

1.10 – 1.43

0.001

1.43

1.19 – 1.73

<0.001

PrEP and Online Pharmacy Engagement

ā€ƒEver taken PrEP

No

Ref.

--

--

Ā Ā Ā 

Yes

0.72

0.63 – 0.80

<0.001

Ā Ā Ā 

ā€ƒEver purchased products from an online pharmacy

No

Ref.

--

--

Ref.

--

--

Yes

1.23

1.09 – 1.40

0.001

1.19

1.03 – 1.36

0.02

Sexual Behavior

ā€ƒCurrent relationship status

Primary partner only

Ā Ā Ā 

Ref.

--

--

Casual partners only

Ā Ā Ā 

0.88

0.76 – 1.02

0.09

Primary and casual partners

Ā Ā Ā 

0.84

0.69 – 1.04

0.1

ā€ƒNumber of sexual partners, prior 3 months

0

Ref.

--

--

Ā Ā Ā 

1

1.08

0.93 – 1.26

0.3

Ā Ā Ā 

2

1.00

0.85 – 1.17

1.0

Ā Ā Ā 

3

1.03

0.85 – 1.26

0.8

Ā Ā Ā 

4 or more

1.02

0.85 – 1.23

0.8

Ā Ā Ā 

ā€ƒSexual intercourse in prior 2 weeks

No

Ā Ā Ā 

Ref.

--

--

Yes

Ā Ā Ā 

1.10

0.93 – 1.29

0.3

ā€ƒCondomless sexual intercourse in prior 2 weeks

No

Ā Ā Ā 

Ref.

--

--

Yes

Ā Ā Ā 

1.03

0.85 – 1.24

0.8

  1. KSH Kenyan shillings, PEP post exposure prophylaxis, PrEP pre-exposure prophylaxis, SD standard deviation, STI sexually transmitted infection, WTP willingness to pay
  2. aWTP refers to maximum willingness to pay, in Kenyan shillings, for the total package of PrEP delivery services including HIV testing, remote clinical consultation, PrEP medication, and delivery fees
  3. bAll coefficients have been exponentiated
  4. cModel adjusted for age, sex, current school, employment type, income, prior PrEP use, prior e-pharmacy use, number of sex partners in prior 3 months. Constant for multivariable model = 1152.8 KSH
  5. dModel adjusted for age, current school, income, prior e-pharmacy use, relationship type, recent sexual intercourse, recent condomless sexual intercourse. Constant for multivariable model = 829.7 KSH