Fig. 4From: A systematic literature review of time to return to work and narcotic use after lumbar spinal fusion using minimal invasive and open surgery techniquesProportion of patients return to normal activities or full function. *Results of proportion of patients return to full function in Lee et al. (2011) [43]. ALIF: Anterior Lumbar Interbody Fusion; MIS: Minimally Invasive Surgery; OS: Open Surgery; TLIF: Transforaminal Lumbar Interbody FusionBack to article page