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Table 1 Baseline characteristics and management of the study population (n = 1943) according to the estimated glomerular filtration rate calculated with the four-variable Modification of Diet in Renal Disease (eGFRMDRD4) formula

From: Renal dysfunction improves risk stratification and may call for a change in the management of intermediate- and high-risk acute pulmonary embolism: results from a multicenter cohort study with external validation

Variables

Total (n = 1943)

eGFRMDRD4 < 60 ml/min

p value

Yes (n = 477)

No (n = 1466)

Age, years

67.3 ± 17.1

77.3 ± 11.9

64.1 ± 17.3

< 0.001

Male (%)

962 (45.5)

182 (38.2)

780 (53.2)

< 0.001

BMI (kg/m2)

27.4 ± 5.5

28.0 ± 6.2

27.1 ± 5.8

0.007

Site of care

    

 Conventional ward

1328 (68.3)

251 (52.6)

1077 (73.4)

 Intensive care unit

615 (31.6%)

226 (47.3)

389 (26.5)

Comorbidities (%)

    

 Coronary disease

282 (14.5)

109 (22.8)

173 (11.8)

< 0.001

 Pulmonary disease/HF

174 (8.5)

54 (11.3)

120 (8.2)

0.03

 Active cancer

367 (18.9)

84 (17.6)

283 (19.3)

0.41

 Prior VTE

474 (24.3)

115 (24.1)

359 (24.5)

0.86

 Prior bleeding

67 (3.4)

26 (3.5)

41 (3.4)

0.87

 Low risk for long-term VTE recurrence (%)

486 (25.0)

113 (23.7)

373 (25.4)

0.44

 Associated DVT (%)

794 (40.8)

195 (40.9)

599 (40.8)

0.99

Clinical characteristics

    

 HR at admission (bpm)

89.6 ± 19.3

89.7 ± 19.5

89.6 ± 19.2

0.92

 SBP at admission (mmHg)

137.1 ± 22.3

135.5 ± 26.2

138 ± 21.9

0.03

 SaO2 (%)

93.4 ± 23.7

92.9 ± 5.4

93.9 ± 4.9

< 0.001

Biological data

    

 Hemoglobin (g/dL)

13.2 ± 2.6

12.8 ± 2.27

13.5 ± 3.4

< 0.001

 Positive troponin

853 (43.9)

308 (564.6)

545 (37.2)

< 0.001

Echo data

    

 sPAP (mmHg)

42.7 ± 15.8

47.9 ± 15.7

40.6 ± 15.3

< 0.001

 RV dysfunctiona

800 (41.2)

258 (54.1)

542 (36.9)

< 0.001

 Peak systolic gradient at the tricuspid valve > 30 mmHg

639 (32.9)

218 (45.7)

421 (28.7)

< 0.001

 End-diastolic RV/LV diameter ≥ 1.0 in the apical four-chamber view

291 (15.0)

112 (23.5)

179 (12.2)

< 0.001

 Flattened intraventricular septum

267 (13.7)

99 (20.7)

168 (11.5)

< 0.001

 TAPSE < 16 mm

85 (4.4)

33 (6.9)

52 (3.5)

0.002

 Right heart thrombus

26 (1.3)

11 (2.3)

15 (1.0)

0.03

 sPESI (points, Q1-Q3)

1 (1–2)

2 (1–3)

1 (0–2)

< 0.001

In-hospital treatments (%)

    

Reperfusion therapy

    

 Thrombolysis

93 (4.8)

43 (9.0)

50 (3.4)

< 0.001

 Surgical embolectomy

9 (0.5)

5 (1.0)

4 (0.3)

0.03

 ECMO

9 (0.5)

7 (1.5)

2 (0.1)

< 0.001

 Inferior vena cava filter

8 (0.4)

3 (0.6)

5 (0.3)

0.39

Outpatient treatmentb

28 (1.4)

7 (1.4)

21 (1.4)

1.0

Early dischargec

198 (10.2)

38 (8.0)

160 (10.9

0.07

  1. BMI, body mass index; VTE, venous thromboembolic; DVT, deep vein thrombosis; PE, pulmonary embolism; HR, heart rate; SBP, systolic blood pressure; SaO2, arterial oxyhemoglobin saturation; RV, right ventricle; LV, left ventricle; sPAP, systolic pulmonary arterial pressure; LV, left ventricle; TAPSE, tricuspid annular plane systolic excursion; ECMO, extracorporeal membrane oxygenation
  2. aDefined by the presence of at least one of the echographic parameters below
  3. bPulmonary embolism management from the emergency room to home
  4. cPulmonary embolism management with discharge at day one