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Table 5 Comparison of perioperative hemodynamics in three groups of fetal sheep (\( \overline{\mathrm{x}} \) ± s)

From: Effect of different cardioprotective methods on extracorporeal circulation in fetal sheep: a randomized controlled trial

  T1 T2 T3 T4 T5
Heart rates (bpm)
 ECC-only group 173.1 ± 20.10 169.1 ± 17.18 171.7 ± 22.21 171.5 ± 18.58 178.1 ± 10.12
 STH Group 175.0 ± 15.12 110.3 ± 22.10* 177.5 ± 17.14 173.2 ± 19.56
 HTK Group 174.6 ± 21.00 151.1 ± 19.99*# 174.2 ± 15.11 177.8 ± 11.16
Average Arterial Pressure (mmHg)
 ECC-only group 57.1 ± 15.67 57.3 ± 17.42 56.9 ± 19.11 57.1 ± 15.12 56.5 ± 18.36
 STH Group 56.9 ± 13.81 57.5 ± 13.55 50.0 ± 16.11* 59.5 ± 17.22 57.1 ± 16.39
 HTK Group 56.9 ± 16.85 56.6 ± 17.34 58.0 ± 19.73# 58.2 ± 16.55 56.8 ± 15.93
ECC flow rate (mL/kg/min)
 ECC-only group 101.5 ± 29.22
 STH Group 114.9 ± 28.45‡
 HTK Group 113.3 ± 29.76‡
  1. EC Extracorporeal circulation
  2. T1: Before start of ECC.
  3. T2: 30 min of ECC.
  4. T3: 60 min of ECC.
  5. T4: 60 min after ECC shutdown.
  6. T5: 120 min after ECC shutdown.
  7. * P < 0.05, compared with the pre-ECC; #P < 0.05, compared with the STH group; ‡ P < 0.05, compared with the ECC-only group