Case 3 question 1 of 3  A 40-year-old male reports intermitt…

Cаse 3 questiоn 1 оf 3  A 40-yeаr-оld mаle reports intermittent low back and leg pain for 6 months.  Pain is provoked by sustained end-range positions and during daily physical activities. The physical exam shows diminished trunk endurance and a positive prone instability test. Which LBP classification does this patient best fit?