Table 2.
Extent and duration of signs of erythema, edema, and peau d'orange
| Sign | Extent of sign (% of breast) median (range) | Duration of sign (months) median (range) | Spearman correlation of extent and duration of signs | P-value for correlation statistic |
|---|---|---|---|---|
| National Cancer Institute – Cairo | ||||
| Erythema | 70 (10–100)1 | 3.0 (0.5–13.0)1 | 0.051 | 0.80 |
| Edema | 70 (20–100)1 | 2.5 (0.5–13.0)1 | −0.151 | 0.47 |
| Peau d'orange | 70 (30–100)2 | 3.0 (0.5–13.0)2 | 0.022 | 0.92 |
| Institut Salah Azaiz | ||||
| Erythema | 60 (10–80)3 | 1.0 (0.5–12.0)2 | −0.192 | 0.45 |
| Edema | 70 (40–90) | 1.5 (0.5–9.0)3 | −0.452 | 0.05 |
| Peau d'orange | 70 (50–90)3 | 1.5 (0.5–9.0)2 | −0.252 | 0.32 |
1
Missing data for one subject.
2
Missing data for three subjects.
3
Missing data for two subjects.