   Oswestry disability index                                                                                                   --------------------------- ----------------------------------------------------------- ----------------------------------------------------------- ------------------------------------------------------------ ------------------------------------------------------------   Baseline                    0.0 ± 0.0                                                   0.0 ± 0.0                                                   00.0 ± 0.0                                                   00.0 ± 0.0   0 months                    0.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   0.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   00.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   00.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   0 months                    0.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   0.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   00.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   00.0[\*](#tfn0-jpr-0-000){ref-type="table-fn"} ± 0.0 (00%)   00