Table 5.
Comparison of the ultrasound findings according to the radiation of pain in the mastalgia group
| Radiation of breast pain, n (%) |
p | ||
|---|---|---|---|
| Diffuse | Localized | ||
| Ultrasound findings† | |||
| Normal | 24 (13.7) | 35 (19.3) | a0.154 |
| Simple cyst(s) | 12 (6.9) | 18 (9.9) | b0.391 |
| Fibroadenoma(s) | 25 (14.3) | 30 (16.6) | a0.550 |
| Fibrocystic disease | 159 (90.9) | 138 (76.2) | a0.001** |
| IMLN | 4 (2.3) | 4 (2.2) | c1.000 |
| Complex cyst(s) | 2 (1.1) | 0 (0.0) | c0.241 |
| Fatty tissue necrosis | 0 (0.0) | 2 (1.1) | c0.499 |
a
Pearson's chi-squared test
b
Yates' continuity correction
c
Fisher's exact test
*
p < 0.05
**
p < 0.01
†
Some cases harbor multiple ultrasound findings
IMLN = intramammary lymph node(s).