Table 5.

Correlations of pre-neurotomy variables with outcome variables

Patient variable	SCI: pain relief	SCI: return to work status	SCI: physical restrictions	SCI: pain medications	Outcome variablesa	Disability status
Age	0.12	0.24	0.40*	−0.13	0.22	0.36*
Body mass index	−0.25	0.14	0.10	−0.16	0.10	0.08
Smoking	−0.02	0.02	−0.02	0.12	0.22	0.15
History of depression	−0.14	0.20	0.28*	0.38*	0.38*	0.29*
Case manager assigned	−0.06	0.09	0.01	0.12	0.09	0.04
Lawyer involvement	−0.06	0.45*	0.32*	0.28*	0.54*	0.46*
Prior back/neck surgery	0.13	−0.01	0.26*	0.13	0.13	0.33*
Prior WCF claims	−0.04	−0.01	−0.06	0.04	0.04	0.06
Diagnostic nerve blocks	0.01	0.03	−0.32*	−0.29*	−0.19	−0.21

Notes:

^aHigher scores equate to worse outcomes/functioning.

^*p ≤ 0.05.

Abbreviations: SCI, Stauffer–Coventry Index; WCF, Workers’ Compensation Fund.