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Table 1 Intraoperative variables

From: Evaluation of a newly developed piezo actuator-driven pulsed water jet system for liver resection in a surviving swine animal model

  Group Aa (n = 5) Group Ub (n = 5) P value
Transection time (min) 57.2 ± 7.9 69.4 ± 10.4 0.07
Transection area (cm2) 38.4 ± 6.9 31.7 ± 8.7 0.2
Weight of resected tissue (g) 83.9 ± 36.1 73.3 ± 36.2 0.7
Blood loss (ml) 343 ± 121 384 ± 188 0.7
Transection time per transection area (min/cm2) 1.5 ± 0.3 2.3 ± 0.5 0.03
Blood loss per transection area (ml/cm2) 9.3 ± 4.2 11.7 ± 2.3 0.6
Instilled saline volume (ml) 119 ± 35 98 ± 35 0.4
Intraoperative complications 0 0  
Postoperative complications 0 1 (unexplained death)  
  1. Values are presented as the mean ± standard deviation or n
  2. aPiezo actuator-driven pulsed water jet
  3. bUltrasonic aspirator