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Table 4 Case-control analysis

From: Clinical outcome of breast cancer occurring after treatment for Hodgkin's lymphoma: case-control analysis

  Study group
(21 patients)
No (%)
Control group
(63 patients)
No (%)
P value
Menopausal status    
Premenopausal 12 (57.1) 40 (64.5) 0.7
Postmenopausal 9 (42.9) 22 (35.5)  
Grade    0.5
1 3 (14.3) 8 (12.7)  
2 11 (52.4) 24 (38.1)  
3 5 (23.8) 26 (41.3)  
Unknown 2 (9.5) 5 (7.9)  
LVI    0.8
Present 7 (33.3) 16 (25.4)  
Absent 11 (52.4) 37 (58.7)  
Unknown 3 (14.3) 10 (15.9)  
Surgery    
Mastectomy 18 (86) 20 (32) 0.001
Lumpectomy 3 (14) 43 (68)  
Adjuvant RT    
Yes 4 (19.0) 49 (78) < 0.001
No 16 (76.2) 14 (22)  
Unknown 1 (4.8)   
Adjuvant anthracyclines    
Yes 2 (9.5) 30 (47.6) 0.003
No 18 (85.7) 31 (49.2)  
Unknown 1 (4.8) 2 (3.2)  
  1. Abbreviations: RT, radiotherapy; LVI, lymphovascular invasion