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Table 2 Patient perioperative characteristics

From: Predictors of postoperative recurrence of pheochromocytoma: a monocentric study

Variables

Overall

No-recurrence (n = 416)

Recurrence (n = 35)

t/u/x2

P Value

Daily preoperative phenoxybenzamine dose (ml)

20.0(15.0,35.0)

20.0(12.5,35.0)

17.5(10.6,25.0)

-0.825

0.409

Duration of phenazopyridine administration (day)

26.0 ± 15.7

27.6 ± 16.4

21.2 ± 12.8

2.021

0.044*

Dos*time/weight

7.1(4.1,13.3)

7.5(4.4,13.1)

5.7(3.9,9.5)

-1.364

0.173

SBP at admission

130.0(120.0,142.5)

130.0(120.0,150.0)

127.0(120.0,140.0)

-0.714

0.475

DBP at admission

80.0(70.0,90.0)

80.0(70.0,90.0)

85.0(70.0,90.0)

-2.217

0.027*

Operation mode

   

7.267

0.026*

 Open

32(7.10%)

25(6.00%)

7(20.00%)

  

 Laparoscopic

319(70.70%)

299(71.90%)

20(57.10%)

  

 Robotic

100(22.20%)

92(22.10%)

8(22.90%)

  

Surgical approach

   

1.467

0.226

 open

32(7.10%)

25(6.00%)

7(20.00%)

  

 Transperitoneal

109(26.00%)

99(25.30%)

10(35.70%)

  

 Retroperitoneal

310(74.00%)

292(74.70%)

18(64.30%)

  

Postoperative SBP (mmHg)

120.0(110.0,130.0)

120.0(106.3,137.5)

120.0(110.0,135.0)

-0.406

0.684

Postoperative DBP (mmHg)

70.0(60.0,80.0)

70.0(60.0,80.0)

70.0(60.3,87.5)

-0.616

0.538

HR max

106.67 ± 17.40

106.43 ± 16.54

107.57 ± 20.58

-0.345

0.734

HR min

59.58 ± 10.40

58.09 ± 8.74

65.22 ± 13.88

-3.718

< 0.001*

HR range

47.08 ± 16.59

48.34 ± 16.35

42.35 ± 16.89

1.896

0.051

the number of episodes of intraoperative HR over 120 bpm

   

5.566

0.018*

< 6

434(96.23%)

404 (97.12%)

30 (85.72%)

  

≥ 6

17(3.77%)

12 (2.88%)

5 (14.28%)

  

One-time HR range

24.06 ± 12.34

23.85 ± 12.57

24.85 ± 11.58

-0.351

0.674

SBP max

163.01 ± 24.43

163.00 ± 24.48

163.09 ± 24.38

-0.020

0.984

SBP min

95.54 ± 13.94

95.50 ± 13.49

95.96 ± 17.77

-0.171

0.856

SBP range

66.88 ± 27.73

66.85 ± 27.23

67.13 ± 32.45

-0.061

0.955

One-time SBP range

45.73 ± 24.71

46.04 ± 23.77

42.94 ± 32.25

0.719

0.489

DBP max

90.10 ± 13.10

89.97 ± 13.23

91.25 ± 12.06

-0.543

0.589

DBP min

53.77 ± 8.62

53.68 ± 8.35

54.63 ± 10.84

-0.617

0.540

DBP range

35.49 ± 14.47

35.37 ± 14.37

36.62 ± 15.56

-0.476

0.633

One-time DBP range

22.88 ± 11.46

23.02 ± 11.41

21.62 ± 12.04

0.674

0.498

MAP max

110.44 ± 22.55

110.03 ± 23.26

114.22 ± 14.19

-1.027

0.305

MAP min

66.95 ± 14.02

66.62 ± 14.13

70.04 ± 12.69

-1.353

0.177

MAP range

43.49 ± 17.89

43.41 ± 17.66

44.18 ± 20.22

-0.234

0.815

the number of episodes of intraoperative hemodynamic instability

   

8.648

0.003*

< 8

442(98.00%)

411 (98.56%)

31 (88.57%)

  

≥ 8

9(2.00%)

5 (1.44%)

4 (11.43%)

  

Duration of intraoperative hemodynamic instability

16.94 ± 25.46

16.30 ± 22.99

22.59 ± 41.65

-1.364

0.173

Intraoperative bleeding (ml)

100.0(50.0,312.5)

100.0(50.0,275.0)

175.0(100.0,450.0)

-2.105

0.035*

  1. SBP: Systolic Blood Pressure; DBP: Diastolic Blood Pressure; HR: Heart Rate; BPM: Beats Per Minute; MAP: Mean Arterial Pressure
  2. * Significant difference