a nonsignificant trendp = 0.12
There was a nonsignificant trend toward more proximal PSO levels having higher reoperation rates (L2-14%; L3-19%, respectively) compared to lower PSO levels (L4-10%; L5-0%) ( p = 0.12).
There was a nonsignificant trend toward more proximal PSO levels having higher reoperation rates (L2-14%; L3-19%, respectively) compared to lower PSO levels (L4-10%; L5-0%) ( p = 0.12).
This finding was also seen for L3 PSO patients, with the difference approaching significance.