Table 3

Postsurgical functional outcome data for patients undergoing minimally invasive transforaminal lumbar interbody fusion.

ReferenceNumber of patients in studyFunctional outcome data
Peng et al, 200918 29Leg pain VAS improved from 7 to 1
Back pain VAS improved 6.5 to 1
NASS for neurogenic symptoms improved from 3.6 to 1.2
NASS for back pain improved from 3.2 to 1.5
ODI improvement from 45.2 preoperatively to 16.2 at 2
Significant improvements in SF-36 parameters
Schizas et al, 200926 18VAS improved from 7.7 to 3.5
ODI improved from 55 to 33
Dhall et al, 200825 21Modified Prolo score improved from 11 to 19
Park et al, 200819 40Leg pain VAS improved from 65 to 8
Back pain VAS improved from 52 to 15
ODI improved from 55 to 16
Scheufler et al, 200720 53VAS improved from 5 to 1.5
Roland-Morris scores improved from 18 to 4 at 8 mos, and to 3 at 16 mos
AAOS neuro score improved from 33 to 15 at 8 mos, then to 12 at 16 mos
AAOS physical health and pain score improved from 65 to 22 at 8 mos, then to 18 at 16 months
AAOS pain disability score improved from 80 to 40 at 8 mos, then to 25 at 16 mos
Beringer et al, 200624 8Modified Prolo score improved from 11 to 18
Deutsch et al, 200621 20VAS improved from 8.3 to 1.4
ODI improved from 57 to 18
Jang et al, 200522 23Mean NRS score improved from 7.5 to 2.3 for back pain
Mean NRS score improved from 7.4 to 0.7 for leg pain
ODI improved 33.1 to 7.6
Schwender et al, 200515 49VAS improved from 7.2 to 2.1, while the ODI improved from 46 to 14
  • Abbreviations: AAOS, American Academy of Orthopedic Surgeons; NASS, North American Spine Society; NRS, Numeric Rating Score; ODI, Oswestry Disability Index; VAS, Visual Analog Scale.