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Table 1 Association of demographic, behavioural, psychosocial and biological factors with HIV serostatus disclosure to the most recent anal intercourse partner amongst MSM in 13 European cities, Sialon-II bio-behavioural survey, 2013–2014

From: HIV serostatus knowledge and serostatus disclosure with the most recent anal intercourse partner in a European MSM sample recruited in 13 cities: results from the Sialon-II study

  

Proportion with HIV serostatus disclosure at the last AI

Odds Ratio

95% Confidence Interval

p-value^

Age group [years]

18–24

31.6%

0.82

0.68

0.97

0.024

25–34

36.1%

ref.

   

35–44

39.5%

1.15

0.98

1.36

0.092

45–54

32.9%

0.87

0.70

1.07

0.195

55+

31.3%

0.80

0.59

1.10

0.169

Total

35.3%

   

0.0040

Education

secondary school or lower

28.1%

0.66

0.49

0.90

0.01

high school diploma or post-secondary

33.1%

0.84

0.73

0.96

0.01

university studies or higher

37.1%

ref.

   

Total

35.1%

   

0.0035

Migration status

native

34.1%

ref.

   

migrant

41.0%

1.34

1.13

1.59

<0.001

Total

35.2%

    

City

Hamburg

35.9%

ref.

   

Barcelona

37.0%

1.05

0.77

1.43

 

Bratislava (RDS)

26.4%

0.64

0.46

0.89

 

Brighton

46.9%

1.57

1.15

2.15

 

Brussels

43.4%

1.37

1.00

1.87

 

Bucharest (RDS)

22.8%

0.53

0.34

0.82

 

Lisbon

37.7%

1.08

0.80

1.47

 

Ljubljana

42.1%

1.30

0.95

1.77

 

Sofia

29.6%

0.75

0.55

1.02

 

Stockholm

39.0%

1.14

0.81

1.60

 

Verona (RDS)

29.6%

0.75

0.55

1.03

 

Vilnius (RDS)

33.4%

0.90

0.65

1.24

 

Warsaw

32.2%

0.85

0.62

1.16

 

Total

35.3%

    

Frequency of gay sex venue attendance in recent 3 months

no

34.7%

ref.

   

low (1–3 times)

36.1%

1.06

0.90

1.24

0.49

high (>3 times)

34.6%

0.99

0.84

1.18

0.95

Total

35.3%

   

0.67

Perceived gay stigma

experienced positive attitudes (score points 11–15)

40.7%

ref.

   

experienced neutral attitudes (score points 8–10.5)

32.7%

0.70

0.61

0.81

<0.001

experienced negative attitudes (score points 1–7.5)

26.4%

0.53

0.43

0.64

<0.001

Total

35.3%

   

<0.001

Outness towards family, friends and co-workers

nobody/few

27.1%

ref.

   

less than half

31.8%

1.25

1.01

1.56

0.04

more than half

35.8%

1.50

1.23

1.83

<0.001

all/almost all

41.8%

1.93

1.64

2.28

<0.001

Total

35.3%

   

<0.001

Number of CLAI partners in most recent 6 months

no partner

28.9%

ref.

   

1 partner

48.4%

2.31

1.96

2.72

<0.001

2–5 partners

33.6%

1.25

1.05

1.48

0.01

6–10 partners

26.5%

0.89

0.64

1.24

0.49

>10 partners

32.4%

1.18

0.82

1.70

0.37

Total

35.6%

   

<0.001

Type of partner during most recent AI

steady

54.1%

ref.

   

non-steady

17.2%

0.18

0.15

0.20

<0.001

more than one

21.0%

0.23

0.16

0.31

<0.001

Total

35.3%

   

<0.001

Condom use during most recent AI

condom use during last AI

26.6%

ref.

   

no condom use

47.8%

2.52

2.19

2.91

<0.001

Total

35.6%

   

<0.001

HIV test during last 12 months

HIV test last 12 months

40.8%

ref.

   

never tested or tested >12 months ago

26.9%

0.53

0.47

0.61

<0.001

Total

34.9%

   

<0.001

Negative HIV test result during last 12 months

no negative test resultb

27.4%

ref.

   

negative antibody test

40.6%

1.81

1.58

2.06

<0.001

negative viral load test

55.3%

3.28

2.36

4.56

<0.001

Total

35.3%

   

<0.001

Most recent viral load measurementa

detectable viral load

60.6%

ref.

   

undetectable viral load

55.7%

0.82

0.38

1.75

0.60

respondent did not know

28.3%

0.26

0.12

0.54

<0.001

Total

39.8%

   

<0.001

Sexual role during most recent AI

insertive

35.3%

ref.

   

receptive

32.8%

0.89

0.76

1.05

0.17

both

39.1%

1.17

1.00

1.38

0.05

Total

35.5%

   

0.005

Number of substances used during most recent AI

no substances

39.7%

ref.

   

1–2 substances

31.8%

0.71

0.62

0.81

<0.001

> 2 substances

32.1%

0.72

0.56

0.91

0.01

Total

35.3%

   

<0.001

HIV status awareness

newly diagnosed

22.5%

ref.

   

negative

35.0%

1.86

1.24

2.79

<0.001

already known

56.4%

4.47

2.76

7.23

<0.001

Total

35.8%

   

<0.001

  1. RDS Respondent Driven Sampling, AI anal intercourse, CLAI condomless anal intercourse, OR Odds Ratio. OR <1.0 indicates lower odds for disclosure, bold indicates ORs with a p-value <0.05
  2. ^The p-value from Wald test for categorical variables is reported on the variable’s Total row
  3. aa previous HIV diagnosis was reported by 234 study participants; only these could report on the last viral load measurement
  4. b no negative test result includes men not tested for HIV antibodies, and HIV antibody positive men with detectable viral load
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BMC Infectious Diseases

ISSN: 1471-2334

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