Table 6.
LSFJOA: lumbar spine facet joint osteoarthritis (≥ grade 2) at one joint or more between spinal levels L1 and S1, LBP: low back pain.
*Chi-square test (LBP vs. non-LBP according to age in men). †Chi-square test (LBP vs. non-LBP according to age in women). ‡Chi-square test (LBP vs. non-LBP according to age).