Table 1.

Characteristics of Participants with Resolution of Lower Extremity Pain (n=79)

	Mean (SD) or N(%)
Sociodemographic Factors and Medical History
Age (yrs.)	54.5 (13.1)
Female	29 (26.7%)
SACQ (0-45)	2.6 (3.2)
Prior back pain history	58 (73.4%)
Prior spine surgery at a different spinal level	3 (3.8%)
Tobacco use	14 (17.7%)
Worker’s compensation	5 (6.3%)
Physical Examination
Positive Straight Leg Raise	28 (35.4%)
Positive Femoral Stretch Test	17 (21.5%)
MRI Characteristics
Midlumbar Disk Herniation (L1-4 levels)	24 (30.4%)
Foraminal/Extraforaminal Herniation	26 (32.9%)
Disk Extrusion	53 (67.1%)
Disk Sequestration	8(10.1%)
Severity of the Clinical Presentation
Oswestry Disability Index (0-100)	50 (20)
Visual Analogue Scale Leg Pain (0-10)	6.9 (2.3)
Visual Analogue Scale Back Pain (0-10)	4.9 (3.0)

^*Mean (standard deviation) or N (%)

^†Median (interquartile range)

^‡Statistically significant (p ≤ 0.05)

^§Includes ‘unemployed’ and ‘student’ status

SACQ – Self-administered Comorbidity Questionnaire