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. Author manuscript; available in PMC: 2016 Oct 1.
Published in final edited form as: J Am Acad Child Adolesc Psychiatry. 2015 Aug 4;54(10):816–823. doi: 10.1016/j.jaac.2015.07.008

Table 3.

Placenta Bacteriologic and Histologic Characteristics of Children With and Without the Child Behavior Checklist-Dysregulation Profile

Placenta microbiology Dysregulation profile
Row
Yes (%) No (%) n
 Number of species isolated 1 29 22 167
≥ 2 22 24 174

 Aerobe Yes 28 32 230

 Anaerobe Yes 25 26 192

 Mycoplasma Yes 17 8 66

 Skin organisms a Yes 20 19 143

 Vaginal organisms b Yes 15 14 106

Maximum number of infants 65 668 733

Placenta histology

 Chorionic plate inflammation c Yes 15 18 136

 Chorion/decidua inflammation d Yes 24 37 266

 Fetal stem vessel infiltration e Yes 22 25 182

 Umbilical cord vasculitis Yes 14 18 131

 Fetal stem vessel thrombosis Yes 8 5 36

 Infarct Yes 18 15 117

 Increased syncytial knots Yes 15 21 153

 Decidual hemorrhage/fibrin deposition Yes 15 14 107

Maximum number of infants 70 694 764
a

Corynebacterium sp, Propionebacterium sp, Staphylococcus sp

b

Prevotella bivia, Lactobacillus sp, Peptostrep magnus, Gardnerella vaginalis

c

Stage 3 and severity 3

d

Grades 3 and 4

e

Grades 3, 4, and 5