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Table 3 Vaginal lubrication practices among HIV-negative female sex workers in Tijuana and Ciudad Juarez, Mexico (N = 295)

From: Vaginal washing and lubrication among female sex workers in the Mexico-US border region: implications for the development of vaginal PrEP for HIV prevention

 

Tijuana

Ciudad Juarez

Total

p-value

n

%

n

%

n

%

Vaginal lubrication before or during VS

 Lifetime

116

80.0

90

60.0

206

69.8

0.0002

 Past month

92

63.5

67

44.7

159

53.9

0.001

Frequency of lubricant use before or during VS in the past montha

      

0.004

 Less than weekly

9

9.8

6

9.0

15

9.4

 

 Once a week

6

6.5

6

9.0

12

7.6

 

 Several times a week

26

28.3

33

49.3

59

37.1

 

 Once a day

3

3.3

6

9.0

9

5.7

 

 Several times a day

48

52.2

16

23.9

64

40.3

 

Vaginal lubricant use with clients in the past montha

89

98.9

63

96.9

152

98.1

0.57

 Used vaginal lubricants before or during most or all (≥75%) VS acts with regular clients

54

62.8

16

25.4

70

47.0

<  0.0001

 Used vaginal lubricants before or during most or all (≥75%) VS acts with non-regular clients

52

63.4

13

20.0

65

44.2

<  0.0001

Who supplied lubricants used before or during VS in the past month?a

      

0.09

 Participant

71

77.2

41

61.2

112

70.4

 

 Clients or other sex partners

11

12.0

15

22.4

26

16.4

 

 Both the participant and her clients or other sex partner

10

10.9

11

16.4

21

13.2

 

Who applied lubricants used before or during VS in the past month?a

      

0.06

 Participant

72

78.3

41

61.2

113

71.1

 

 Clients or other sex partners

7

7.6

10

14.9

17

10.7

 

 Both the participant and her clients or other sex partner

13

14.1

16

23.9

29

18.2

 

Where was lubricant applied before or during VS in the past month?a

 Around my vagina

40

43.5

38

56.7

78

49.1

0.10

 Inside my vagina

25

27.2

12

17.9

37

23.3

0.17

 Directly on my client or sex partners penis

7

7.6

22

32.8

29

18.2

<  0.0001

 On the outside of the condom

64

69.6

28

41.8

92

57.9

0.001

 Inside the condom

11

12.0

6

9.0

17

10.7

0.61

 Applied lubricant at multiple locations

47

51.1

32

47.8

79

49.7

0.68

Lubricant use before or during VS interrupted sex in the past montha

      

<  0.0001

 Never

82

89.1

41

61.2

123

77.4

 

 Rarely (1–24% of the time)

2

2.2

10

14.9

12

7.6

 

 Sometimes (25–49% of the time)

3

3.3

15

22.4

18

11.3

 

 Usually (50–74% of the time)

1

1.1

0

0.0

1

0.6

 

 Most of the time (75–99% of the time)

3

3.3

1

1.5

4

2.5

 

 Always (100% of the time)

1

1.1

0

0.0

1

0.6

 

Type of lubricant used before or during VS in the past montha

 Water-based lubricants

62

68.1

39

58.2

101

63.9

0.20

 Silicone-based lubricants

11

12.1

7

10.5

18

11.4

0.81

 Oil-based lubricants

22

24.2

31

46.3

53

33.5

0.004

Lubricant used before or during VS in the past montha

      

0.05

 Commercial lubricants only

57

63.3

31

48.4

88

57.1

 

 Non-commercial lubricants only

2

2.2

0

0.0

2

1.3

 

 Both commercial and non-commercial lubricants

31

34.4

33

51.6

64

41.6

 
  1. Abbreviations: VS vaginal sex
  2. aAmong participants who reported vaginal lubrication in the past month