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Table 3 Results population-based studies reporting prevalence of Chlamydia trachomatis for sex related to age

From: Chlamydia prevalence in the general population: is there a sex difference? a systematic review

Authors (publication year) [Reference] Age group Highest prevalence by age in men Prevalence % (95% CI) Highest prevalence by age in women Prevalence % (95% CI) sex difference by age
Valkengoed (2000)[31] 15-40 21-25 3.3 (1.0-5.5) 21-25 4.4 (2.6-6.3)
Fenton (2001)[32] 18-44 25-34 3.0 (1.7-5.1) 18-24 3.0 (1.7-5.0)
Obasi (2001)[33] 15-19 18 1.8 (1.0-2.8) 19 3.2 (2.2-4.5)
Turner(2002)[34] 18-35 18-20* 8.0 (SE 3.9) 18-20* 8.0 (SE 3.9) -
Miller (2004)[35] 18-26 20-21* 4.7 (3.6-6.2) 20-21* 4.7 (3.6-6.2) -
Joyee (2004)[36] 15-45 31-45 2.1 (0.0-5.0) 31-35 1.9 (0.0-3.9)
Latif (2004)[37] 18-49 ns   ns   -
Klavs (2004)[29] 13-67 18-24 4.1 (2.2-7.4) 18-24 4.1 (2.2-7.4)
Bergen (2005)[38] 15-29 25-29 4.1 (2.1-6.2) 15-19 4.3 (1.5-7.0)
Götz (2005)[39] 15-29 15-19* 3.1 15-19* 3.1 -
Macleod (2005)[40] 16-39 20-24 5.3 (4.4-6.3) 20-24 6.2 (4.9-7.8)
Low (2007)[19] 16-24 ns   ns   -
Deblina Datta (2007)[41] 14-39 20-29 3.2 (2.4-4.3) 14-19 4.6 (3.7-5.8)
Stein (2008)[42] 18-26 18-24 1.0 (0.6-1.5) 25-26 2.1 (1.3-3.5)
Adams (2008)[43] 18-35 18-20* 19.8 18-20* 19.8 -
Uusküla (2008)[44] 18-35 ns   ns   -
Beydoun (2010)[45] 14-39 <25 2.7 (SE 0.6) <25 2.8 (SE 0.7)
Imai (2010)[46] 18-39 20 8.3 19 12.2 -
Goulet (2010)[47] 18-44 25-29 2.7 (0.8-8.0) 18-24 3.6 (1.9-6.8)
Parish (2011)[48] 20-64 25-34 3.9 (1.8-8.2) 35-44 4.2 (2.7-6.7)
Desai (2011)[28] 12-17 ns   17 3.7 -
Bozicevic (2011)[49] 18-25 ns   ns   -
Eggleston (2011)[50] 15-35 15-19* 8.0 (4.3-11.6) 15-19* 8.0 (4.3-11.6) -
Gravningen (2012)[51] 15-20 19-20 7.1 19-20 11.1
Klovstad (2012)[52] 18-25 18-21 6.3 (3.9-10.0) 18-21 6.6 (4.7-9.3)
  1. *: Reported by age only, not age and sex.
  2. ns: Data not stated.
  3. ↔: No sex difference in Chlamydia prevalence related to age.
  4. ↑: Chlamydia prevalence related to age highest in men.
  5. ↓: Chlamydia prevalence related to age highest in women.