Table 1. Characteristics of the patients with recurrent/refractory IGM.
| Variables | Patients (n=68) |
|---|---|
| Age (years), n (%) | |
| 18–35 | 37 (54.4) |
| 35–50 | 29 (42.7) |
| >50 | 2 (2.9) |
| Body mass index (kg/m2), n (%) | |
| <18.5 | 0 |
| 18.5–23.9 | 17 (25.0) |
| 24–26.9 | 27 (39.7) |
| >27 | 24 (35.3) |
| Duration of IGM (months), n (%) | |
| 3-6 | 12 (17.6) |
| 7-12 | 22 (32.4) |
| >12 | 34 (50.0) |
| Clinical manifestation, n (%) | |
| Nipple discharge | 8 (11.8) |
| Duct fistula | 21 (30.9) |
| Periareolar abscess | 29 (42.6) |
| Breast mass (>3 cm) | 51 (75.0) |
| History of treatment, n (%) | |
| Corticosteroid | 46 (67.6) |
| Antimicrobial therapy | 42 (61.8) |
| Surgical drainage | 40 (58.8) |
| Surgical excision | 37 (54.4) |
| Smoking, n (%) | 7 (10.3) |
| Drinking, n (%) | 5 (7.4) |
| Trauma within 1 month, n (%) | 8 (11.8) |
| Diabetes mellitus, n (%) | 7 (10.3) |
| Hypertension, n (%) | 12 (17.6) |
IGM, idiopathic granulomatous mastitis.