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Table 5 Detailed agreement between USG and MRI findings regarding each subtype of spinal dysraphism

From: Role of ultrasonography in screening of spinal dysraphism in infants at risk

Type of spinal dysraphism

MRI

Ultrasound

Test value

P value

Kappa agreement (95% CI)

No. (%)

No. (%)

Tethered cord

 No

8 (40.0%)

9 (45.0%)

0.102*

0.749

0.898 (0.704 to 1.000)

 Yes

12 (60.0%)

11 (55.0%)

   

Lipomyelocele

 No

19 (95.0%)

19 (95.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

1 (5.0%)

1 (5.0%)

   

Lipomyelomeningocele

 No

18 (90.0%)

18 (90.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

2 (10.0%)

2 (10.0%)

   

Meningocele

 No

19 (95.0%)

19 (95.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

1 (5.0%)

1 (5.0%)

   

Terminal myelocystocele

 No

18 (90.0%)

18 (90.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

2 (10.0%)

2 (10.0%)

   

Spinal lipoma

 No

17 (85.0%)

18 (90.0%)

0.229*

0.632

0.773 (0.350 to 1.000)

 Yes

3 (15.0%)

2 (10.0%)

   

Lipoma of the filum terminale

 No

17 (85.0%)

17 (85.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

3 (15.0%)

3 (15.0%)

   

LDM

 No

17 (85.0%)

18 (90.0%)

0.229*

0.632

0.773 (0.350 to 1.000)

 Yes

3 (15.0%)

2 (10.0%)

   

DST

 No

19 (95.0%)

19 (95.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

1 (5.0%)

1 (5.0%)

   

DST with meningitis

 No

19 (95.0%)

20 (100.0%)

1.026*

0.311

0 (0.000 to 0.000)

 Yes

1 (5.0%)

0 (0.0%)

   

Tight filum terminale

 No

18 (90.0%)

18 (90.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

2 (10.0%)

2 (10.0%)

   

Persistent terminal ventricle

 No

19 (95.0%)

20 (100.0%)

1.026*

0.311

0 (0.000 to 0.000)

 Yes

1 (5.0%)

0 (0.0%)

   

CRS

 No

17 (85.0%)

17 (85.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

3 (15.0%)

3 (15.0%)

   

Diastematomyelia

 No

19 (95.0%)

19 (95.0%)

0.000*

1.000

1.000 (1.000 to 1.000)

 Yes

1 (5.0%)

1 (5.0%)

   
  1. P value > 0.05: non significant; P value < 0.05: significant; P value < 0.01: highly significant
  2. *Chi-square test