From: Fat infiltration of the posterior paraspinal muscles is inversely associated with the fat infiltration of the psoas muscle: a potential compensatory mechanism in the lumbar spine
 < 50% FIPPM
 ≥ 50% FIPPM
p-value
Female LL [°]
51.9 ± 13.4
52.3 ± 11.1
0.852
Male LL [°]
49.6 ± 14.8
46.0 ± 9.9
0.392