Table 2.
Bivariate analyses of factors associated with PROMIS PF-CAT and Pain intensity.
| Variables | PROMIS PF-CAT | P value | Pain intensity | P value |
|---|---|---|---|---|
| Sex | 0.708 | 0.081 | ||
| Females | 36.6 ± 7.0 | 6.7 ± 2.4 | ||
| Males | 37.1 ± 9.2 | 5.9 ± 3.1 | ||
| Location | 0.694 | 0.182 | ||
| Hip | 37.2 ± 7.6 | 6.0 ± 2.9 | ||
| Knee | 36.7 ± 7.8 | 6.6 ± 2.5 | ||
| BMI (r) | −0.309 | <0.001 | 0.293 | <0.001 |
| Duration of Symptoms (Weeks) (r) | −0.005 | 0.956 | 0.109 | 0.183 |
| Unilateral vs. Bilateral | <0.001 | 0.048 | ||
| Unilateral | 38.5 ± 8.3 | 6.9 ± 2.2 | ||
| Bilateral | 35.0 ± 6.7 | 6.0 ± 2.9 | ||
| Marital Status | <0.001 | <0.001 | ||
| Divorced | 35.0 ± 6.9 | 6.4 ± 2.7 | ||
| Married | 38.9 ± 7.9 | 5.4 ± 2.9 | ||
| Single | 34.3 ± 7.2 | 7.7 ± 1.5 | ||
| Widowed | 40.2 ± 7.2 | 6.7 ± 3.0 | ||
| Race/Ethnicity | 0.300 | <0.001 | ||
| White/Non-Hispanic | 37.8 ± 7.4 | 5.5 ± 2.6 | ||
| Hispanic | 36.3 ± 9.5 | 7.3 ± 2.3 | ||
| Other | 35.5 ± 6.8 | 7.6 ± 2.3 | ||
| Level of Education | <0.001 | <0.001 | ||
| High School Diploma or Less | 35.2 ± 7.1 | 7.6 ± 2.0 | ||
| 2-year College | 35.4 ± 6.4 | 5.9 ± 2.4 | ||
| 4-year College | 38.1 ± 7.8 | 6.1 ± 2.5 | ||
| Post-College Graduate Degree | 42.6 ± 8.8 | 3.8 ± 2.9 | ||
| Work Status | <0.001 | <0.001 | ||
| Employed | 39.9 ± 7.4 | 5.3 ± 2.7 | ||
| Out of Work | 34.2 ± 6.1 | 7.4 ± 1.5 | ||
| Unable to Work | 32.7 ± 5.8 | 7.7 ± 1.8 | ||
| Other (Homemaker, student, retired) | 39.5 ± 8.4 | 5.9 ± 3.1 | ||
| Time Spent Exercising Weekly | <0.001 | <0.001 | ||
| <2 Hours | 34.3 ± 7.0 | 7.4 ± 2.0 | ||
| >2 Hours | 39.9 ± 7.6 | 5.3 ± 2.9 | ||
| Insurance Status | <0.001 | <0.001 | ||
| Public | 37.3 ± 7.4 | 6.4 ± 2.9 | ||
| Private | 40.7 ± 8.9 | 4.6 ± 2.9 | ||
| MAP | 34.6 ± 6.7 | 7.4 ± 1.6 | ||
| Deprivation Index National Percentile (r) | −0.116 | 0.157 | 0.27 | <0.001 |
| TSK-4 (r) | −0.390 | <0.001 | 0.375 | <0.001 |
| PCS-4 (r) | −0.639 | <0.001 | 0.572 | <0.001 |
| GAD-2 (r) | −0.488 | <0.001 | 0.472 | <0.001 |
| PROMIS Dep-CAT (r) | −0.475 | <0.001 | 0.349 | <0.001 |
| Kellgren-Lawrence Grade | 0.205 | 0.529 | ||
| 0–2 | 38.2 ± 7.5 | 6.1 ± 2.8 | ||
| 3 | 37.0 ± 6.7 | 6.4 ± 2.8 | ||
| 4 | 35.5 ± 8.5 | 6.7 ± 2.3 |
Table 2: Continuous variables as mean ± standard deviation (range);; Pearson correlation indicated by r; Bold = p value significant at < 0.05; TSK-4 = Tampa Scale of Kinesiophobia; PCS-4 = Pain Catastrophizing scale; GAD-2 = Generalized Anxiety Disorder; Pain Intensity = Pain on Numerical Rating Scale Pain 0-10; MAP CCC = Medical Access Program Community Care Clinic, county-provided insurance for low income individuals; PROMIS PF-CAT = Patient-Reported Outcomes Measurement Information System Physical Function - Computer Adaptive Test; PROMIS Dep-CAT = Patient-Reported Outcomes Measurement Information System Depression - Computer Adaptive Test.