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Table 4 Distribution of frequencies of morphology of laminar fractures in coronal plane according to the absence or presence of posterior dural tears

From: Association of the presence and its types of lamina fractures with posterior dural tear and neurological deficits in traumatic thoracic and lumbar burst fractures

Morphology Posterior dural tears Statistic test
Absence Presence
N Percentage N Percentage
Overall difference statistical analysis Fisher’s exact test
 Group I 58 74.4% 20 25.6% P < 0.001
 Group II 15 93.8% 1 6.3%
 Group III 11 100% 0 0%
Multiple comparisons χ2 partition test
 Group I 58 74.4% 20 25.6% P = 0.081*
 Group II 15 93.8% 1 6.3%
 Group I 58 74.4% 20 25.6% P < 0.001
 Group III 11 100% 0 0%
 Group II 15 93.8% 1 6.3% P = 0.185*
 Group III 11 100% 0 0%
  1. The asterisk (*) denotes Fisher’s exact test