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Table 1 Demographic characteristics and sexual behaviour of 111 heterosexual patients with confirmed Chlamydia trachomatis infection and IgA anti-MOMP serology > 2.0 COI, STI clinic of the Public Health Service Amsterdam, the Netherlands, 2009

From: No evidence for LGV transmission among heterosexuals in Amsterdam, the Netherlands

 

Men n (%)

Women n (%)

Total n (%)

Variable

N = 58

N = 53

N = 111

Demographics

   

Age categories

   

   15-19 years

1 (1.7)

14 (26.4)

15 (13.5)

   20-24 years

15 (25.9)

25 (47.2)

40 (36.0)

   25-29 years

21 (36.2)

10 (18.9)

31 (27.9)

   30 or more

21 (36.2)

4 (7.5)

25 (22.5)

Nationality

   

   Dutch

49 (84.5)

49 (92.5)

98 (88.3)

   Other

9 (15.5)

4 (7.5)

13 (11.7)

STI

   

Location of Ct infection(s)*

   

   Urogenital

58 (100)

53 (100)

111 (100)

   Rectal

0

9 (17.0)

9 (8.1)

   Ocular

2 (3.4)

2 (3.8)

4 (3.6)

Bacterial coinfections

   

   Gonorrhoea

4 (6.9)

5 (9.4)

9 (8.1)

   Infectious syphilis

1 (1.7)

0

1 (0.9)

STI history and symptoms

   

History of syphilis, Ct, or gonorrhoea

   

   No

58 (100.0)

46 (86.8)

104 (93.7)

   Yes

0

7 (13.2)

7 (6.6)

STI symptoms at current visit

   

   No

25 (43.1)

37 (69.8)

62 (55.9)

   Yes

33 (56.9)

16 (30.2)

49 (44.1)

Notified by sexual partner with confirmed STI

   

   No

41 (70.7)

36 (68.0)

77 (69.4)

   Yes

17 (29.3)

17 (32.1)

34 (30.6)

Sexual behaviour

   

Number of sexual partners in preceding 6 mo.

   

   0

 

1 (1.9)

 

   1

 

17 (32.1)

 

   2

 

23 (43.4)

 

   3 or more

 

12 (22.6)

 

Anal sex in last 6 mo.‡

   

   None

49 (89.1)

43 (82.7)

92 (86.0)

   Always with a condom

0

1 (1.9)

1 (0.9)

   Not always with a condom

6 (10.9)

8 (15.4)

14 (13.1)

  1. Abbreviations: STI sexually transmitted infections, anti-MOMP anti-major outer membrane protein, Ct  Chlamydia trachomatis, mo. months, COI  cut-off index. * = as some patients had multiple CT -infections at more than one anatomical site, totals exceed 100% † = the clinic protocol for heterosexual men does not include this question ‡ = data missing for 3 men and 1 woman.