Table 2 Preoperative preparation, operation time, and postoperative pathological results.

From: MRI-based 3D-printed surgical guides for breast cancer patients who received neoadjuvant chemotherapy

Number

Surgery

Time I

Time II

Time III

Size

RM 3

RM 6

RM 9

RM 12

1

BCS + ALND

40

280

71

1.4

1.2

1.1

1.8

1.2

2

BCS + SNB

60

404

90

0

    

3

BCS + SNB

60

285

78

0

    

4

BCS + ALND + SCLND

  

159

2

2.4

1.5

0.4

0.1

5

BCS + SNB

  

68

0.7

1.9

2.1

2

2

  1. ALND: Axillary lymph node dissection.
  2. SNB: Sentinel node biopsy.
  3. SCLND: Supraclavicular lymph node dissection.
  4. Time I: H-wire procedure time (minutes).
  5. Time II: Waiting time after H-wire insertion (minutes).
  6. Time III: Operation time (minutes).
  7. Size: Pathological residual tumor size (cm).
  8. RM 3: Resection margin (3 o’clock, cm).
  9. RM 6: Resection margin (6 o’clock, cm).
  10. RM 9: Resection margin (9 o’clock, cm).
  11. RM 12: Resection margin (12 o’clock, cm).
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