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Table 2 Chlamydial infection in patients with different symptoms. Numbers (percentages) of patients with or without C. trachomatis infection. n = 180. The P values for all variables were measured with Fisher’s exact test. n.s.: non-significant

From: Prevalence of plasmid-bearing and plasmid-free Chlamydia trachomatis infection among women who visited obstetrics and gynecology clinics in Malaysia

Parameters All patients (n = 180) Non-infected (n = 88) C. trachomatis -infected (n = 92) P value Odd Ratio (95 % CI)
Fertility
 Fertile 112 76 (67.9 %) 36 (32.1 %)   
 Infertile 68 12 (17.6 %) 56 (82.4 %) <0.0001*** 9.852 (4.70 to 20.63)
  - 1° or 2° infertility 43 4 (9.3 %) 39 (90.7 %) < 0.0001*** 20.580 (6.83 to 62.02)
  - Miscarriage 25 8 (32.0 %) 17 (68.0 %) 0.0013** 4.486 (1.77 to 11.36)
Reproductive tract
 Normal lining 143 79 (55.2 %) 64 (44.8 %)   
 Inflammation 37 9 (24.3 %) 28 (75.7 %) 0.00088*** 3.84 (1.69 to 8.72)
  - Mucopurulent Cervicitis 25 9 (36.0 %) 16 (64.0 %) 0.0876 n.s. 2.167 (0.90 to 5.23)
  - Endometriosis 12 0 (0.0 %) 12 (100.0 %) 0.0001*** 30.43 (1.77 to 524.2)
Menstrual Cycle
 Regular 130 70 (53.8 %) 60 (46.2 %)   
 Irregular 50 18 (36.0 %) 32 (64.0 %) 0.0452* 2.074 (1.05 to 4.06)
Hormonal Disorder
 Undiagnosed 170 87 (51.2 %) 83 (48.8 %)   
 PCOS 10 1 (10.0 %) 9 (90.0 %) 0.0184* 9.434 (1.17 to 76.14)
  1. *P<0.05 **P<0.01 ***P<0.001