The levels at which the protection was performed were three cases L2L3 15% 1 DIAM/1 winglock/1 B-Dyn, seven at level L3L4 35% 1 DIAM/2 winglock /1 B-Dyn/3 bars PEEK, ten at level L4L5 50% 3 DIAM/2 winglock/3 B-Dyn/2 bars PEEK, and one case at level L5S1 5% 1 winglock.
Los niveles a los que se les efectuó protección fueron L2L3 3 15% casos 1 diam/1 winglock/1 B-Dyn, a nivel L3L4 7 35% casos 1 diam/2 winglock /1 B-Dyn/3 barras peek, a nivel L4L5 10 50% casos 3 Diam/2 winglock/3 B-Dyn/2 barras peek, a nivel L5S1 1 5% caso 1 winglock.