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Table 5 Results of measurements of arterial blood pressure (systolic (s) and diastolic (d) ), pulse, and saturation in TEA group on particular days

From: Assessment of postoperative pain management and comparison of effectiveness of pain relief treatment involving paravertebral block and thoracic epidural analgesia in patients undergoing posterolateral thoracotomy

Statistics for dependent groups t-test Degrees of freedom p
Comparison of hemodynamic parameters between particular days after surgery in TEA group Mean N Standard deviation Standard error of the mean
a blood pressure-s- (every 4 h) 1st day 119.13 30 13.50 2.47 −0.34 29 .734
a blood pressure-s- (every 4 h) 2nd day 120.00 30 16.43 3.00
a blood pressure-s- (every 4 h) 1st day 120.35 23 14.63 3.05 −1.10 22 .284
a blood pressure-s- (every 4 h) 3rd day 123.91 23 12.92 2.69
a blood pressure-s- (every 4 h) 2nd day 120.61 23 17.71 3.69 −1.03 22 .314
a blood pressure-s- (every 4 h) 3rd day 123.91 23 12.92 2.69
b blood pressure-d- (every 4 h) 1st day 66.83 30 7.64 1.40 −0.50 29 .622
b blood pressure-d- (every 4 h) 2nd day 67.47 30 7.64 1.40
b blood pressure-d- (every 4 h) 1st day 67.22 23 7.94 1.65 −2.37 22 .027
b blood pressure-d- (every 4 h) 3rd day 72.09 23 8.81 1.84
b blood pressure-d- (every 4 h) 2nd day 67.09 23 8.46 1.76 −2.39 22 .026
b blood pressure-d- (every 4 h) 3rd day 72.09 23 8.81 1.84
pulse 1st day 79.93 30 10.76 1.96 −3.33 29 .002
pulse 2nd day 84.56 30 10.07 1.84
pulse 1st day 79.96 23 10.34 2.16 −2.57 22 .018
pulse 3rd day 85.09 23 9.83 2.05
pulse 2nd day 83.43 23 10.32 2.15 −1.07 22 .296
pulse 3rd day 85.09 23 9.83 2.05
SaO2 1st day 97.12 20 1.61 0.36 3.71 19 .002
SaO2 2nd day 95.20 20 2.50 0.56
SaO2 1st day 96.93 8 2.03 0.72 1.53 7 .169
SaO2 3rd day 95.13 8 2.85 1.01
SaO2 2nd day 94.33 6 2.34 0.95 −0.70 5 .516
SaO2 3rd day 95.00 6 3.22 1.32