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Table 2 Baseline characteristics between patients with or without postoperative hypotension

From: Predictive value of estimated plasma volume for postoperative hypotension in percutaneous intramyocardial septal radiofrequency ablation treating for hypertrophic obstructive cardiomyopathy

 

Missing

n (%)

Patients with POH

(N=53)

Patients without POH

(N=352)

P Value

SBP, mmHg

0

111 (103 ~ 117)

118 (110 ~ 127)

<0.001

DBP, mmHg

0

64 (60 ~ 69)

69 (62 ~ 75)

0.001

HR, bpm

0

71 (64 ~ 80)

72 (67 ~ 79)

0.806

NSVT

0

8 (15.1)

48 (13.6)

0.774

Atrial Fibrillation

0

4 (7.5)

23 (6.5)

>0.999

LVOTPG at rest, mmHg

0

79 (57 ~ 107)

78 (48 ~ 107)

0.396

LVOTPG provoking, mmHg

6 (1.5)

120 (82 ~ 154)

125 (94 ~ 156)

0.358

ABPR

6 (1.5)

13 (25)

55 (15.9)

0.102

LAVI, ml/m2

25 (1.5)

48 (39 ~ 59)

43 (36 ~ 54)

0.051

EDVI, ml/m2

0

42 (37 ~ 49)

45 (40 ~ 52)

0.017

ESVI, ml/m2

0

16 (14 ~ 19)

18 (15 ~ 21)

0.010

SVI, ml/m2

0

25 (22 ~ 30)

27 (24 ~ 31)

0.070

EF, %

0

59.7 (57.9 ~ 63.8)

59.2 (57.0 ~ 62.5)

0.040

IVSTmax, mm

0

23 (21 ~ 29)

24 (20 ~ 27)

0.493

E/e’

10 (1.5)

16.2 (12.9 ~ 21.5)

16.0 (12.9 ~ 20.0)

0.529

Moderate to Severe MR

5 (6.2)

31 (59.6)

143 (41.1)

0.012

Pericardial Effusion

0

9 (17.0)

37 (10.5)

0.166

Pulmonary Hypertension

0

8 (15.1)

18 (5.1)

0.006

Ventricular Aneurysm

0

6 (11.3)

11 (3.1)

0.006

Sarcomere Mutations

0

27 (50.9)

129 (36.6)

0.046

NT-proBNP, pg/ml

0

1934 (905 ~ 2801)

1125 (562.5 ~ 1917.5)

<0.001

RBC

0

4.51 (4.23 ~ 4.79)

4.88 (4.53 ~ 5.26)

<0.001

Hb, g/L

0

134 (124 ~ 148)

150 (138 ~ 161)

<0.001

HCT

0

0.413 (0.382 ~ 0.434)

0.448 (0.415 ~ 0.476)

<0.001

PLT

0

187 (157 ~ 223)

188 (155 ~ 225)

0.735

Creatinine, per umol/L

0

69 (59 ~84)

71 (60 ~84)

0.811

ePVS, ml/g

0

4.40 (3.85 ~ 5.01)

3.70 (3.23 ~ 4.26)

<0.001

Procedure Duration, min

15 (3.7)

72 (58 ~ 89)

80 (60 ~ 104)

0.013

  1. SBP Systolic blood pressure, DBP Diastolic blood pressure, HR Heart rate, NSVT Non-sustained ventricular tachycardia, LVOT-PG Left ventricular outflow tract pressure gradient, ABPR Abnormal blood pressure response which is defined as failure to increase systolic blood pressure by at least 20 mm Hg, LAVI Left atrial volume index, EDVI Left ventricle end-diastolic volume index, ESVI Left ventricle end-systolic volume index, SVI Stroke volume index, EF Ejection fraction, IVST Interventricular septum thickness, MR Mitral regurgitation, NT-proBNP N-terminal brain natriuretic peptide, RBC Red blood cell, Hb Hemoglobin, HCT Hematocrit, ePVS Estimated plasma volume status