Table 1. Descriptive statistics of the sample.

Descriptor	Diagnosed with myelopathy (n = 88)Mean (SD)/Freq	Diagnosed without myelopathy (n = 161)	P value
Age	56.9 (12.5)	53.3 (15.6)	0.05
Gender	48 = Male 40 = Female	75 = Male 85 = Female	0.25
Race	63 = Caucasian 13 = Black 3 = Hispanic 1 = Asian 4 = Other	133 = Caucasian 17 = Black 2 = Hispanic 1 = Asian 2 = Other	0.21
Marital status	54 = Married 8 = Single 10 = Widowed 10 = Divorced 2 = Other	97 = Married 26 = Single 10 = Widowed 16 = Divorced 8 = Other	0.28
Employment status	42 = Full, part, or paid leave 42 = None	77 = Full, part, or paid leave 74 = None	0.88
Exercise regularly	33 = Yes 41 = No	69 = Yes 76 = No	0.68
Educational status	3⩽High school 17 = High school 23 = Some college 20 = College degree 7 = Graduate degree	8⩽High school 47 = High school 30 = Some college 37 = College degree 27 = Graduate degree	0.17
Workman’s compensation	7 = Yes 53 = No	7 = Yes 53 = No	0.20
Previous bout of physical therapy for current problem	38 = Yes 40 = No	70 = Yes 61 = No	0.51
Duration of symptoms	2 = No symptoms 19⩽3 months 12 = 3–6 months 10 = 6 months to 1 year 7 = 1–3 years 13 = 3–5 years 15⩾5 years	3 = No symptoms 33⩽3 months 18 = 3–6 months 27 = 6 months to 1 year 34 = 1–3 years 5 = 3–5 years 26⩾5 years	<0.01
NDI percentage disability	40.3 (19.4)	40.4 (18.5)	0.95
SF12 score	42.9 (7)	45.4 (6.7)	0.01
Pain score at the highest report	5.2 (2.8)	5.2 (2.8)	0.88
BMI	28.7 (4.4)	27.4 (5.4)	0.05