Observational Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Radiol. Nov 28, 2014; 6(11): 881-885
Published online Nov 28, 2014. doi: 10.4329/wjr.v6.i11.881
Table 1 Grades of facet joint arthritis for lumbar levels L4/5 and L5/S1 n (%)
Lumbar levelGrades
0IIIIII
L4/5 left17 (2.9)146 (24.7)290 (49.1)138 (23.4)
L4/5 right15 (2.5)147 (24.9)302 (51.1)127 (21.5)
L5/S1 left10 (1.7)136 (23.0)318 (53.8)127 (21.5)
L5/S1 right11 (1.9)136 (23.0)325 (55.0)119 (20.1)
Table 2 Oswestry Disability Index scores (%) in correlation to facet joint osteoarthritis (grade 0-III)
Lumbar levelGrade FJOA
0IIIIII
L4/5 left29.02 ± 21.5731.98 ± 17.1633.24 ± 16.7233.09 ± 17.00
L4/5 right24.44 ± 21.2032.00 ± 16.6933.45 ± 16.9333.04 ± 16.00
L5/S1 left31.56 ± 17.0531.85 ± 18.6432.25 ± 15.7535.17 ± 18.22
L5/S1 right25.86 ± 12.8131.26 ± 17.4432.53 ± 16.3835.80 ± 18.27