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Table 2 Characteristics of patients without (group I) and with (group II) hemodynamic instability (HI)

From: Hemodynamic parameters in patients undergoing surgery for pheochromocytoma/paraganglioma: a retrospective study

Characteristics

Group I (n = 28)

Group II (n = 12)

P value

Male, n (%)

12 (42.9)

6 (50.0)

0.471

Age at diagnosis PHEO/PGL

50.61 ± 16.20

51.25 ± 22.18

0.919

Extra-adrenal localization (%)

4/28 (14.3)

2/12 (16.7)

0.595

Tumor size (mm)

37.00 ± 16.22

44.33 ± 15.51

0.192

Cluster

  

0.896

 1

4 (16.00)

1 (10.00)

 2

5 (20.00)

2 (20.00)

 wt

16 (64.00)

7 (70.00)

Mean doxazosin daily dose (mg/die)

4.68 ± 2.75

5.42 ± 3.15

0.461

 Urinary metanephrine (µg/24 h)

519 [125.25–1283.25]

513 [219–2421.25]

0.497

 Urinary normetanephrine (µg/24 h)

959.0 [559.50–2641.25]

2047 [1059.25–5601.50]

0.039

Pre-surgical SBP (mmHg)

123.9 ± 14.8

134.7 ± 17.5

0.0051

Pre-surgical DBP (mmHg)

76.46 ± 11.20

75.00 ± 11.48

0.918

Pre-surgical MBP (mmHg)

92.32 ± 11.54

94.83 v 11.34

0.668

Adequate preparation (%)

25 (89.30)

6 (50.00)

0.012

Preoperative antihypertensive therapy

  

0.311

 Alpha blockers, n (%)

19 (67.9%)

6 (50%)

 Alpha blockers + others, n (%)

9 (32%)

6 (50%)

ASA Physical Status Classification System, n (%)

I 9 (32.1)

I 5 (41.7)

0.568

II 19 (67.9)

II 7 (58.3)

Laparoscopic approach (%)

26 (92.90)

10 (83.30)

0.346

Surgery time (min)

107.50 [81.25–138.75]

130.00 [102.50–206.25]

0.021

Intraoperative drugs (%)

7 (25.00)

10 (83.30)

 < 0.001

 Nitrates

0 (0%)

2 (16.7%)

 Alpha-blockers

2 (7.1%)

4 (33.3%)

 Beta-blockers

2 (7.1%)

0 (0%)

 Alpha blockers plus sympathomimetic drugs

1 (3.6%)

0 (0%)

 Nitrates plus alpha blockers

1 (3.6%)

0 (0%)

 Nitrates plus alpha-blockers plus beta-blockers

0 (0%)

1 (8.3%)

 Beta-blockers plus sympathomimetic drugs

0 (0%)

2 (16.7%)

 Beta-blockers plus nitrates

1 (3.6%)

0 (0%)

 Alpha-blockers plus beta-blockers plus sympathomimetic drugs

0 (0%)

1 (8.3%)

Intraoperative SBP (mmHg)

117.77 ± 7.52

141.48 ± 14.47

 < 0.001

Intraoperative DBP (mmHg)

68.33 ± 7.17

82.14 ± 10.56

 < 0.001

Intraoperative MBP (mmHg)

84.81 ± 6.04

101.92 ± 10.76

 < 0.001

Cardiological comorbidities (%)

2 (7.10)

4 (33.30)

0.055

  1. PHEO pheochromocytoma, PGL paraganglioma, Adequate preparation blood pression < 140/90 mmHg before surgery, Intraoperative drugs drugs administered to control hemodynamic parameters; Cardiological comorbidities heart failure and/or arrhythmias
  2. In the P value column the bold font indicates a significant value < 0.05