Fig. 3From: Association between spinal manipulative therapy and lumbar spine reoperation after discectomy: a retrospective cohort studyCumulative incidence graph. Incidence curves for lumbar spine reoperation in the spinal manipulative therapy cohort (SMT; orange) and usual care cohort (blue) are shown over the two-year follow-up period (730 days). Shaded regions indicate 95% confidence intervalsBack to article page