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Table 2 Surgical treatments and outcomes, by group

From: Potential of the SPY intraoperative perfusion assessment system to reduce ischemic complications in immediate postmastectomy breast reconstruction

  Pre-SPY Post-SPY P-value
Bilateral, N (%) 28 (53.8) 23 (59.0) 0.674
Unilateral, N (%) 24 (46.2) 16 (41.0)
Implant, N (%) 49 (94.2)* 22 (56.4) 0.215
Tissue expander, N (%) 22 (42.3)* 17 (43.6)
Implant size, mean cc (SD) 519.8 (164.7) 575.9 (140.5) 0.074**
Total complications, N (%) 19 (36.5) 7 (17.9) 0.0631
Flap necrosis 9 (17.3) 4 (10.3)  
Capsular contracture 5 (9.6) 0 (0.0)  
Cellulitis 2 (3.8) 1 (2.6)  
Hematoma 0 (0.0) 1 (2.6)  
Extrusion of TE 1 (1.9) 0 (0.0)  
Displacement of implant 1 (1.9) 0 (0.0)  
Deflation of TE 1 (1.9) 0 (0.0)  
Other 0 (0.0) 1 (2.6)  
No. repeat OR visits, mean (SD) 1.21 (1.47) 0.41 (0.71) 0.0023**
  1. *Includes multiple repeat procedures for individual patients.
  2. **Unpaired t-test.
  3. Fisher’s exact test.
  4. One incidental suture spitting noted during port placement.