Table 1 Pain drawing characteristics. Pain drawing characteristics at baseline, 5 and 10 weeks of follow up. 95% CI = 95% confidence intervals.
Baseline | 5 weeks follow up | 10 weeks follow up | ||||
|---|---|---|---|---|---|---|
% or mean | 95% CI | % or mean | 95% CI | % or mean | 95% CI | |
N | 160 | 160 | 158 | |||
Proportion of areas marked, % | ||||||
Dorsal side | ||||||
Lower back/buttock left | 85.6 | 78.7–89.7 | 64.4 | 56.7–71.4 | 58.8 | 51.0–66.1 |
Lower back/buttock right | 78.1 | 71.1–83.8 | 68.1 | 60.6–74.8 | 59.4 | 51.6–66.7 |
Thigh back, left side | 38.1 | 31.0–45.8 | 16.2 | 11.3–22.7 | 15.6 | 10.8–22.0 |
Thigh back, right side | 33.1 | 26.3–40.7 | 12.5 | 8.2–18.5 | 10.6 | 6.7–16.4 |
Lower leg back, left side | 19.4 | 14.0–26.2 | 9.4 | 5.8–14.9 | 11.2 | 7.2–17.1 |
Lower leg back, right side | 15.0 | 10.3–21.3 | 7.5 | 4.3–12.6 | 8.1 | 4.8–13.4 |
Plantar area left side | 10.6 | 6.7–16.4 | 6.2 | 3.4–11.1 | 8.1 | 4.8–13.4 |
Plantar area right side | 6.2 | 3.4–11.1 | 3.1 | 1.3–7.1 | 4.4 | 2.1–8.7 |
Frontal side | ||||||
Lower abdomen, left side | 8.1 | 4.8–13.4 | 5.6 | 3.0–10.3 | 4.4 | 2.1–8.7 |
Lower abdomen, right side | 8.1 | 4.8–13.4 | 3.7 | 1.7–7.9 | 3.7 | 1.7–7.9 |
Thigh front, left side | 16.2 | 11.3–22.7 | 8.1 | 4.8–13.4 | 7.5 | 4.3–12.7 |
Thigh front, right side | 15.6 | 10.8–22.0 | 6.2 | 3.4–11.1 | 5.6 | 3.0–10.3 |
Lower leg front, left side | 6.9 | 3.9–11.9 | 6.2 | 3.4–11.1 | 6.9 | 3.9–11.9 |
Lower leg front, right side | 4.4 | 2.1–8.7 | 3.1 | 1.3–7.1 | 4.4 | 2.1–8.7 |
Dorsal foot, left side | 8.7 | 5.3–14.2 | 5.6 | 3.0–10.3 | 5.0 | 2.6–9.6 |
Dorsal foot, right side | 3.1 | 1.3–7,1 | 2.5 | 1.0–6.3 | 1.9 | 0.6–5.4 |
All other areas | 5.6 | 3.0–10.3 | 12.5 | 8.2–18.5 | 9.4 | 5.8–14.9 |
Mean number of areas marked | ||||||
Areas above waistline | 0.1 | 0.03–0.17 | 0.3 | 0.15–0.45 | 0.26 | 0.11–0.42 |
Areas below waistline | 3.6 | 3.3–3.8 | 2.3 | 2.0–2.6 | 2.2 | 1.8–2.5 |
All areas | 3.7 | 3.4–4.0 | 2.6 | 2.3–2.9 | 2.4 | 2.0–2.8 |
Radiation, any degree, % | ||||||
Pain in lower back/buttock | 100.0 | 97.6–100.0 | 83.5 | 77.0–88.5 | 72.8 | 65.4–79.1 |
Pain radiating to the thigh | 70.9 | 63.4–77.4 | 32.9 | 26.1–40.6 | 24.1 | 18.1–31.3 |
Pain radiating to lower leg | 38.6 | 31.4–46.4 | 22.2 | 16.4–29.2 | 22.2 | 16.4–29.2 |