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Table 5 Investigating the relationship between the age and weight of the infant with the degree of retinopathy and the extent of the disease in different follow-ups

From: The use of neural networks to determine factors affecting the severity and extent of retinopathy in preterm infants

 

Age

Weight

Follow-up 1

Degree of retinopathy

Anova

Anova

Df: 3

Df: 3

P-value: <0.001

P-value: <0.001

F = 16.892

F = 15.955

Extent of the disease

Anova

Anova

Df: 2

Df: 2

P-value: <0.001

P-value: <0.001

-

F = 59.732

Follow-up 2

Degree of retinopathy

Anova

Anova

Df: 3

Df: 3

P-value: 0.406

P-value: 0.003

F = 0.974

F = 4.979

Extent of the disease

Anova

Anova

Df: 2

Df: 2

P-value: 0.004

P-value: <0.001

F = 5.799

F = 8.893

Follow-up 3

Degree of retinopathy

Anova

Anova

Df: 51

Df: 3

P-value: 0.63

P-value: 0.155

F = 46.855

F = 1.874

Extent of the disease

Anova

Anova

Df: 2

Df: 1

P-value: 0.48

P-value: 0.003

F = 3.318

F = 10.336