Article Figures & Data
Figures
- Figure 1
Interlaminar angle at (A) L4-L5 and (B) L5-S1 level.
- Figure 2
Tube angle at (A) L4-L5 and (B) L5-S1 level.
- Figure 3
Figure demonstrating table tilting and tube tilting for contralateral over-the-top decompression at (A) L4-L5 and (B) L5-S1 level.
Tables
Parameter Group 1 (L4) Group 2 (L5) P Value Interlaminar angle, mean 71° 102° <0.001 Parameter Group 1 (L4-L5) Group 2 (L5-S1) P Value Tube angle, mean 36.8° 49.7° <0.001 Table. Interobserver reliabilitya among the observers.
Radiological Parameters Agreement Between Observers ICC Interlaminar angle L4-L5 60% 0.98 L5-S1 62.5% 0.99 Tube angle L4-L5 62.5% 0.97 L5-S1 57.5% 0.94 Laminar thickness ratio 65% 0.97 Laminar length ratio 62.5% 0.96 aInter-observer correlation was estimated using the interclass coefficient (ICC).
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