Table 2.

Participant Characteristics Separated by Surgery Group.

Demographic	Surgery (n = 69) Mean ± SD	Non-surgery (n = 65) Mean ± SD	P Value
Age	69.35±7.12 (range: 60–85)	68.37±5.50 (range: 60–83)	0.377
Education	15.23±2.83 (range: 10–23)	16.11±2.64 (range: 12–24)	0.067
Sex (M:F)	33:36	28:37	0.435
Race (W:NW)	61:8	61:4	0.119
TICS	36.71±4.23 (range: 26–47)*	38.55±3.25 (range: 30–44)	0.006
Pre MRI Pain	12.57±19.87 (range: 0–75)	7.67±14.72 (range: 0–70)	0.110
Post MRI Pain	40.10±22.98 (range: 0–100)*	7.05±10.61 (range: 0–40)	<0.001
Pre to Post MRI day span	8.77±5.91 (range: 3-41)	7.36±3.16 (range: 2–21)	0.093
MED	11.57±10.87 (range: 0–37.50)	--------------------------------

MED = morphine equivalent medication dose; MRI=Magnetic Resonance Imaging; TICS = Telephone Interview Cognitive Status