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Table 3 Comparison of the patients without an invasive placenta

From: The application of prophylactic balloon occlusion of the internal iliac artery for the treatment of placenta accreta spectrum with placenta previa: a retrospective case-control study

  No balloon occlusion group Balloon occlusion group t (X2) P
N 31 20   
Intraoperative bleeding volume, ml (mean ± SD) 887.10 ± 311.71 690.00 ± 226.88 2.438 0.018
Hysterectomy [N (%)] 1 (3.23%) 0 (0.00%)   0.658*
  1. Note: *Fisher’s exact test was used for comparisons
  2. SD Standard deviation.