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Table 3 Hemodynamic variables before SBT. Data are medians (quartiles) and means (standard deviations)

From: Thoracic fluid content: a novel parameter for predicting failed weaning from mechanical ventilation

  Failed weaning (n = 23) Successful weaning (n = 41) p value
TFC (kΩ−1)
 Non-cardiac patients 47 (34, 55) 48 (39, 59.8) 0.43
 Cardiac patients 74.7 (24.2) 42.3 (7.8) 0.007*
Balance in the day before SBT (mL)
 Non-cardiac patients 209 (1252) 109 (816) 0.089
 Cardiac patients 225 (879) - 164 (1145) 0.610
Balance in the day of SBT (mL)
 Non-cardiac patients - 327 (677) - 136 (806) 0.508
 Cardiac patients - 132 (830) - 453 (708) 0.74
Central venous pressure (cmH2O)
 Non-cardiac patients 8.7 (3.4) 8.9 (3.2) 0.88
 Cardiac patients 10.3 (2.1) 8.2(2.4) 0.09
Systolic blood pressure (mmHg)
 Non-cardiac patients 127.3 (16.8) 129.3 (14.5) 0.71
 Cardiac patients 122.3 (18.4) 125.6 (19.1) 0.71
Heart rate (beat/minute)
 Non-cardiac patient 94.8 (11.3) 98.9 (21.4) 0.44
 Cardiac patients 97.1 (16.5) 90 (23.2) 0.48
  1. TFC thoracic fluid content, SBT spontaneous breathing trial
  2. *Denotes statistical significance