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Table 7 Relation between USG and MRI as regarding diagnosis of each subtype of spinal dysraphism

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

 USG MRI Test value P value Sig.
No Yes
No. (%) No. (%)
Tethered cord
 No 8 (100.0%) 1 (8.3%) 16.296* 0.000 HS
 Yes 0 (0.0%) 11 (91.7%)    
Lipomyelocele
 No 19 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 1 (100.0%)    
Lipomyelomeningocele
 No 18 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 2 (100.0%)    
Meningocele
 No 19 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 1 (100.0%)    
Myelocystocele
 No 18 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 2 (100.0%)    
Spinal lipoma
 No 17 (100.0%) 1 (33.3%) 12.593* 0.000 HS
 Yes 0 (0.0%) 2 (66.7%)    
Lipoma of the filum terminale
 No 17 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 3 (100.0%)    
LDM
 No 17 (100.0%) 1 (33.0%) 12.593* 0.000 HS
 Yes 0 (0.0%) 2 (66.0%)    
DST
 No 19 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 1 (100.0%)    
Meningitis
 No 19 (100.0%) 1 (100.0%) - - -
 Yes 0 (0.0%) 0 (0.0%)    
Tight filum terminale
 No 18 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 2 (100.0%)    
Persistent terminal ventricle
 No 19 (100.0%) 1 (100.0%)
 Yes 0 (0.0%) 0 (0.0%)    
CRS
 No 17 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 3 (100.0%)    
Diastematomyelia
 No 19 (100.0%) 0 (0.0%) 20.000* 0.000 HS
 Yes 0 (0.0%) 1 (100.0%)    
  1. P value > 0.05: non significant; P value < 0.05: significant; P value < 0.01: highly significant
  2. *Chi-square test