TABLE 2.
12-month health care use and employment
| Overall (N = 191) | Low pain (N = 75) | High pain (N = 116) | P-Valuea | |
|---|---|---|---|---|
| Healthcare use (in previous 12 months) | ||||
| Median (range) total PCP visits | 5.5 (0–23) | 4.5 (1–13) | 6 (0–23) | <.001b |
| Median (range) total PCP telephone calls | 1 (0–17) | 0.5 (0–10) | 1 (0–17) | .03 |
| Median (range) total PCP contacts | 6 (0–34) | 6 (1–20) | 7 (0–34) | <.001 |
| Median (range) ER department visits | 0 (0–6) | 0 (0–2) | 0 (0–6) | <.001b |
| ≥1 ER visits, No. (%) | 79 (49.6) | 22 (29.3) | 57 (49.6) | <.001 |
| ≥2 ER visits, No. (%) | 30 (15.8) | 3 (4.0) | 27 (23.5) | <.001 |
| Median (range) hospitalizations | 0 (0–6) | 0 (0–2) | 0 (0–6) | <.001 |
| ≥1 hospitalization, No. (%) | 39 (20.5) | 9 (12.0) | 30 (26.1) | <.001 |
| ≥2 hospitalizations, No. (%) | 4 (2.1) | 0 (.0) | 4 (3.5) | .92 |
| Employment characteristics | ||||
| Working, part-time or full-time, No. (%) | 87 (61.0) | 35 (70.0) | 52 (55.9) | .10 |
| Hours worked per week, mean (SD) | 39.9 (15.5) | 40.0 (16.3) | 39.8 (15.1) | .77 |
| Work days absent in past month, mean (SD) | 2.8 (6.0) | 1.9 (4.1) | 3.6 (6.8) | .16 |
a
Adjusted for intervention status, race, depression, and number of comorbid conditions.
b
Zero-inflated Poisson model used because more than half of values were zeros.
PCP, primary-care physicians; ER, emergency department.