Table 4 Pain measured with Brief Pain Inventory in patients with pain score > 0 *
| Â | Baseline median (Q1-Q3) | Follow up median (Q1-Q3) | Difference median (Q1-Q3) | p-value a |
|---|---|---|---|---|
Maximum pain | ||||
Total (n = 84) | 6 (3–7.75) | 5 (3–7) | 0 (− 2–1) | p = 0.656 |
New (n = 23) | 7 (4–8) | 5 (4–7) | − 1 (− 3–1) | p = 0.074 |
Chronic (n = 61) | 5 (2–7) | 5 (3–7) | 0 (− 1–1.5) | p = 0.519 |
p-value b | p = 0.078 | p = 0.984 |  |  |
Average pain | ||||
Total (n = 84) | 3.5 (2–5) | 3 (2–5) | 0 (− 1–1) | p = 0.174 |
New (n = 23) | 5 (3–7) | 4 (2–5) | − 1 (− 2–0) | p = 0.044 |
Chronic (n = 61) | 3 (2–5) | 3 (2–5) | 0 (− 1–1) | p = 0.816 |
p-value b | p = 0.013 | p = 0.514 |  |  |
Interference of pain with general activity | ||||
Total (n = 84) | 4 (1–7) | 2 (0.25–6) | 0 (− 2–1) | p = 0.080 |
New (n = 23) | 5 (2–7) | 2 (1–7) | − 1 (− 2–1) | p = 0.099 |
Chronic (n = 61) | 3 (0–6) | 2 (0–5) | 0 (− 2–1) | p = 0.326 |
p-value b | p = 0.072 | p = 0.363 |  |  |