Fig. 3

Fat infiltration (FI) of multifidus, erector spinae and psoas at each spinal level from L1/2 to L5/S1. *:< 0.05; **:< 0.01
Fat infiltration (FI) of multifidus, erector spinae and psoas at each spinal level from L1/2 to L5/S1. *:< 0.05; **:< 0.01