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Table 2 Patient demographics and tumor characteristics for DCIS and invasive disease

From: Comparison of accelerated partial breast irradiation via multicatheter interstitial brachytherapy versus whole breast radiation

  DCIS    Invasive   
  APBI WBI P value APBI WBI P value
Patients 40 18   162 76  
Months Follow-up 69.4 72.7 0.502 62.9 62.1 0.543
(Range) (13.7-92.6) (24.6-87.6)   (2.2-96.6) (4.4-98.4)  
Median Age 59.2 56.5 0.752 61.4 58.1 0.079
(Range) (40.3-82.4) (41.4-84.2)   (34.7-84.3) (33.0-84.7)  
Race    0.018    < 0.001
Caucasian 31 (77.5%) 10 (55.6%)   138 (85.2%) 44 (57.9%)  
Black 9 (22.5%) 8 (44.4%)   22 (13.6%) 32 (42.1%)  
Other 0 (0%) 0 (0%)   2 (1.2%) 0 (0.0%)  
Anatomy       
Side    0.776    1.000
Right 17 (42.5%) 9 (50.0%)   80 (49.4%) 38 (50.0%)  
Left 23 (57.5%) 9 (50.0%)   82 (50.6%) 38 (50.0%)  
Quadrant    0.049    < 0.001
UOQ 18 (45.0%) 14 (77.8%)   70 (43.2%) 50 (65.8%)  
UIQ 7 (17.5%) 3 (16.7%)   46 (28.4%) 14 (18.4%)  
LIQ 6 (15.0%) 1 (5.6%)   23 (14.2%) 4 (5.3%)  
LOQ 9 (22.5%) 0 (0%)   23 (14.2%) 8 (10.5%)  
Estrogen Receptor    0.548    0.256
ER + 28 (70.0%) 12 (66.7%)   139 (85.8%) 59 (77.6%)  
ER - 3 (7.5%) 0 (0%)   23 (14.2%) 15 (19.7%)  
ER Unknown 9 (22.5%) 6 (33.3%)   0 (0%) 2 (2.6%)  
Progesterone Receptor    0.727    0.369
PR + 21 (52.5%) 9 (50.0%)   113 (69.8%) 49 (64.5%)  
PR - 10 (25.0%) 3 (16.7%)   49 (30.2%) 27 (35.5%)  
PR Unknown 9 (22.5%) 6 (33.3%)   0 (0%) 2 (2.6%)  
LCIS    0.084    
Present 1 (2.5%) 3 (16.7%)   14 (8.6%) 14 (18.4%) 0.050
Absent 39 (97.5%) 15 (83.3%)   148 (91.4%) 62 (81.6%)