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Table 4 Characteristics of Chlamydia trachomatis infections among women with concurrent infections at multiple anatomic locations, by Chlamydia trachomatis MLST cluster

From: No indication for tissue tropism in urogenital and anorectal Chlamydia trachomatis infections using high-resolution multilocus sequence typing

Variable Cluster I Cluster II Cluster III Cluster IV Residual P
  n = 121 n = 60 n = 99 n = 46 n = 108  
ompA genovar            -
  B 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 4 (3.7%)  
  D 0 (0.0%) 0 (0.0%) 19 (19.2%) 2 (4.3%) 18 (16.7%)  
  E 121 (100.0%) 60 (100.0%) 0 (0.0%) 1 (2.2%) 21 (19.4%)  
  F 0 (0.0%) 0 (0.0%) 74 (74.7%) 0 (0.0%) 10 (9.3%)  
  G 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 24 (22.2%)  
  H 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 9 (8.3%)  
  I 0 (0.0%) 0 (0.0%) 0 (0.0%) 34 (73.9%) 3 (2.8%)  
  J 0 (0.0%) 0 (0.0%) 6 (6.1%) 9 (19.6%) 12 (11.1%)  
  K 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 7 (6.5%)  
Anatomic location of infection            0.968
  Cervical 40 (33.1%) 21 (35.0%) 37 (37.4%) 13 (28.3%) 38 (35.2%)  
  Urethral 33 (27.3%) 17 (28.3%) 25 (25.3%) 13 (28.3%) 28 (25.9%)  
  Vaginal 13 (10.7%) 8 (13.3%) 9 (9.1%) 8 (17.4%) 13 (12.0%)  
  Anorectal 28 (23.1%) 13 (21.7%) 24 (24.2%) 12 (26.1%) 24 (22.2%)  
  Pharyngeal 7 (5.8%) 1 (1.7%) 4 (4.0%) 0 (0.0%) 5 (4.6%)  
Discordant multiple infectionsa            0.330*
  No 110 (90.9%) 51 (85.0%) 87 (87.9%) 40 (87.0%) 88 (81.5%)  
  Yes 11 (9.1%) 9 (15.0%) 12 (12.1%) 6 (13.0%) 20 (18.5%)  
  1. Abbreviation: P P-value.
  2. *GEE is used.
  3. aDiscordant multiple infections defined as: having ≥ 2 paired samples with sequence types that belonged to different clusters.