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Table 2 Neuropathologic findings

From: Cerebellar hemorrhagic injury in premature infants occurs during a vulnerable developmental period and is associated with wider neuropathology

Neuropathological finding

CHI

Control

p value

Periventricular leukomalacia

(5/19) 26%

(1/26) 4%

0.0687

Germinal matrix hemorrhage

(18/19) 95%

(14/26) 54%

0.003

Intraventricular hemorrhage Grades 3 or 4

(12/18) 67%

(10/14) 71%

1.0

Pontosubicular necrosis

(11/16) 69%

(7/26) 27%

0.0073

Frontal cortex - neuronal loss

(0/19) 0%

(0/26) 0%

NA

Frontal cortex - gliosis

(0/19) 0%

(0/26) 0%

NA

Parietal cortex - neuronal loss

(0/17) 0%

(0/24) 0%

NA

Parietal cortex - gliosis

(0/17) 0%

(0/24) 0%

NA

Temporal cortex - neuronal loss

(0/19) 0%

(1/24) 4%

1.0

Temporal cortex - gliosis

(0/19) 0%

(1/23) 4%

1.0

Occipital cortex - neuronal loss

(0/5) 0%

(0/2) 0%

NA

Occipital cortex - gliosis

(0/5) 0%

(0/2) 0%

NA

Putamen – neuronal loss

(1/18) 6%

(2/24) 8%

1.0

Putamen – gliosis

(1/18) 6%

(2/24) 8%

1.0

Caudate – neuronal loss

(1/17) 5%

(3/26) 12%

1.0

Caudate – gliosis

(1/17) 5%

(3/26) 12%

1.0

Globus pallidus – neuronal loss

(0/14) 0%

(0/13) 0%

NA

Globus pallidus – gliosis

(0/14) 0%

(2/13) 15%

0.2222

Thalamus – neuronal loss

(2/16) 13%

(5/22) 23%

0.6754

Thalamus – gliosis

(2/16) 13%

(5/22) 23%

0.6754

Hypothalamus- neuronal loss

(0/5) 0%

(2/3) 66%

0.1071

Hypothalamus – gliosis

(0/5) 0%

(2/3) 66%

0.1071

Hippocampus – neuronal loss

(0/19) 0%

(1/22) 5%

1.0

Hippocampus – gliosis

(1/19) 5%

(1/22) 5%

1.0

Midbrain, tectum – neuronal loss

(6/17) 35%

(5/24) 21%

0.4757

Midbrain, tectum – gliosis

(6/17) 35%

(6/24) 25%

0.5072

Midbrain, tegmentum – neuronal loss

(0/17) 0%

(1/25) 4%

1.0

Midbrain, tegmentum – gliosis

(0/17) 0%

(2/25) 8%

0.5064

Pons, tegmentum – neuronal loss

(2/19) 11%

(1/24) 4%

0.5751

Pons, tegmentum – gliosis

(5/19) 26%

(1/24) 4%

0.0723

Rostral medulla, tegmentum – neuronal loss

(3/18) 17%

(2/26) 8%

0.3859

Rostral medulla, tegmentum – gliosis

(4/19) 21%

(7/26) 27%

0.7363

Inferior olivary nucleus – neuronal loss

(10/17) 59%

(5/26) 19%

0.0077

Inferior olivary nucleus - gliosis

(17/18) 94%

(18/26) 69%

0.0603

Cerebellar cortex – neuronal loss

(15/19) 79%

(1/26) 4%

<0.0001

Cerebellar cortex – gliosis

(15/19) 79%

(1/26) 4%

<0.0001

Dentate nucleus – neuronal loss

(8/15) 53%

(0/23) 0%

<0.0001

Dentate nucleus - gliosis

(9/15) 60%

(0/23) 0%

<0.0001

Spinal cord – neuronal loss

(0/16) 0%

(1/23) 4%

1.0

Spinal cord - gliosis

(0/16) 0%

(1/23) 4%

1.0

  1. Data reported as percentages for categorical variables. NA, statistical testing not applied. Hippocampus refers to all parts of Ammon’s horn, but excludes subiculum. p values in bold denote statistical significance.