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Table 2 Escalation to tMCS in HF-CS

From: The management of heart failure cardiogenic shock: an international RAND appropriateness panel

Statements

Median

Disagreement index (DI)

Inter-percentile range (IPR)

RAND panel outcome

Regarding the use of clinical, biochemical and haemodynamic parameters to guide escalation to tMCS in the context of maximal or optimal pharmacotherapy, please rate the appropriateness of the following:

Failure to achieve adequate diuresis/clinical decongestion

7.5

0.16

1.25

Appropriate

Lactate clearance

8.0

0.07

1.25

Appropriate

Serial worsening of liver function tests (bilirubin, transaminases & INR)

7.5

0.16

1.25

Appropriate

Serial worsening of renal function (urine output, creatinine, eGFR)

7.0

0.26

2.00

Appropriate

Serial worsening of central venous oxygen saturations (ScVO2)

7.0

0.26

2.00

Appropriate

PAC haemodynamic data to inform escalation decisions

7.5

0.43

3.00

Appropriate

PAC haemodynamic data to inform device selection

8.0

0.23

2.25

Appropriate

Specific PAC thresholds (informed by AHA guidance [41], Geller et al. [42]) to inform escalation decisions

4.5

0.55

2.25

Uncertain

Echocardiographic parameters to guide escalation decisions

6

0.43

2.25

Uncertain

Echocardiographic parameters to guide device selection

7

0.37

2.25

Appropriate

Regarding the selection of tMCS in the management of SCAI Stage C HF-CS, please rate the appropriateness of the following:

IABP as a tMCS option for bridge to recovery or durable therapies

5.5

0.71

3.00

Uncertain

Impellaâ„¢ CP as a tMCS option for bridge to recovery or candidacy for durable HF therapies

5.0

0.55

2.25

Uncertain

Impellaâ„¢ 5.0/5.5 as a tMCS option for bridge to recovery or candidacy for AHF therapies

7.0

0.21

1.25

Appropriate

Routine mechanical LV decompression in the context of peripheral VA ECMO

6.5

0.59

3.25

Appropriate

Optimised pharmacological LV decompression prior to mechanical LV decompression

7.0

0.37

2.00

Appropriate

IABP as a mechanical LV decompression strategy in peripheral V-A ECMO

5.5

0.32

1.25

Uncertain

Impellaâ„¢ (CP/5.0/5.5) as a mechanical LV decompression strategy in peripheral V-A ECMO

6.5

0.30

2.00

Appropriate

  1. For each question, median scores were allocated as inappropriate if scoring <3.5, uncertain if ≥3.5 and <6.5 uncertain and appropriate if ≥6.5. DI was calculated using the RAND DI and disagreement deemed if DI ≥1 amongst the panellists.
  2. AHA, American Heart Association; AHF, Advanced Heart Failure; eGFR, estimated Glomerular Filtration Rate; HF, Heart Failure; HF-CS, Heart Failure related Cardiogenic Shock; IABP, Intra-aortic Balloon Pump; Impellaâ„¢ CP, Impellaâ„¢ Central Pump; INR, International Normalised Ratio; LV, Left Ventricle; PAC, Pulmonary Artery Catheterisation; SCAI, Society for Cardiovascular Angiography and Interventions; ScVO2, Systemic Central Venous Oxygen Levels; tMCS, temporary Mechanical Circulatory Support; V-A ECMO, Venoarterial Extracorporeal Membrane Oxygenation