Table 3.

Complications found in studies comparing open TLIF to MI-TLIF.

		Complication type		Complication rate
Author	Year	Open	MI	Open	MI
Peng et al. [3]	2009	Atelectasis-(1) UTI-(2) Infection-(1)	Infection-(1)	13.5%	6.9%
Dhall et al. [4]	2008	Radiculitis (1) Misplaced screw-(1)	Transient L-5 sensory loss (2) Misplaced screw (1) Cage migration (1)	2%	5%
Schizas et al. [5]	2009	NR	Increased pseudarthrosis	2%	6%
Isaacs et al. [6]	2005	Infection Fluid shift/blood transfusion complications Positioning-related neuropraxia of the upper extremity	Transient leukopenia (1)	6%	0%
Wang et al. [7]	2010	Pedicle screw malposition (1) Dural tears (2)	Radiculopathy (2) Small dural tear (1)	4%	5%
Villavicencio et al. [8]	2010	CSF leak	Neurological deficit > 3 mos Pedicle screw malposition with reoperation	31.7%	31.6%
Shunwu et al. [9]	2010	Superficial wound infection (1) Deep wound infection (1) Deep venous thrombosis (1) Ileus (1)	Screw malposition (2) Superficial wound infection (1) Ileus (1)	5%	6%