The associations between NS and LBP (ORs derived from 19 studies) [27,28,30,31,33,34,35,37,38,40,41,46,47,56,57,58,59,61,63] and between RS and LBP (ORs derived from 5 studies) [28,31,33,36,52] are shown in Table 2 and Figure 4. This evidence concerns the gene LBP and Low back pain.