Table 1.

Characteristics of Enrolled Patients

CharacteristicResult, N = 360
Female, No. (%)260 (72.2)
Age, mean (SD)53.0 (13.5)
BMI (SD)33.4 (9.1)
Race/ethnicity, No. (%)
    Caucasian154 (44.6)
    Hispanic104 (30.1)
    African-American83 (24.1)
    Other4 (1.2)
Education, No. (%)
    Less than high school71 (19.9)
    High school or GED120 (33.7)
    Some college or technical121 (34.0)
    College or postgrad44 (12.4)
Employed currently, No. (%)81 (22.9)
On disability or applying for disability, No. (%)177 (49.2)
Household income, No. (%)
    < $1000 per month166 (50.9)
    $1000 to $1999 per month82 (25.2)
    $2000 to $2999 per month32 (9.8)
    $3000 or greater46 (14.1)
Comorbidities, No. (%)
    Osteoarthritis (other than back)55 (15.3)
    Asthma57 (15.8)
    COPD47 (13.1)
    Diabetes91 (25.3)
    Depression or anxiety152 (42.2)
    GI disorders84 (23.3)
    Heart disease34 (9.4)
    Hypertension197 (54.7)
    High cholesterol115 (31.9)
Takes opioid medication, No. (%)210 (58.5)
Takes daily scheduled opioid medications, No. (%)94 (26.1)
Other treatments in the previous 12 months
    Acupuncture15 (4.2)
    Chiropractor or adjustments38 (10.6)
    Ice/heat184 (51.1)
    Massage100 (27.8)
    Pain clinic66 (18.3)
    Physical therapy89 (24.7)
    Injections60 (16.7)
    Surgery17 (4.7)
    Yoga9 (2.5)
In general, would you say your health is. . ? No. (%)
    Excellent10 (2.8)
    Very good37 (10.5)
    Good81 (22.9)
    Fair137 (38.7)
    Poor89 (25.1)
PHQ-2 score (depressive symptoms in the last 30 days),* No. (SD)
    261 (17.3)
    3 to 491 (25.8)
    5 to 6109 (30.9)
    7 to 892 (26.0)
Intimate partner violence, No. (%)
    Ever90 (36.1)
    In past 12 months12 (4.8)
    In past 30 days10 (4.0)
Sum of supportive people checked (range, 1 to 9), (SD)2.6 (1.8)
Patient has a written pain contract, No. (%)67 (18.6)
  • * Positive screen is any score > 2.

  • N = 249 because these questions were only asked in 2008.

  • BMI, body mass index; COPD, chronic obstructive pulmonary disease; GI, gastrointestinal; PHQ-2, Patient Health Questionnaire.