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Table 1 Summary of inputs and data sources used

From: Cost-effectiveness analysis of Vaborem in Carbapenem-resistant Enterobacterales (CRE) -Klebsiella pneumoniae infections in Italy

Treatment

Vaborem

BAT

Comments and sources

Efficacy

 Cure

59.4%.

26.7%

TANGO II [15]

 Mortality at day 28

15.6%

33.3%

TANGO II [15]

Probability of discharge

 At home

77.3%

77.3%

TANGO II, Menarini data on file [15, 19]

 For long-term care

22.7%

22.7%

TANGO II, Menarini data on file [15, 19]

Probability of complication

 Septic shock

3.1%

26.7%

TANGO II, Menarini data on file [15, 19]

 Nephrotoxicity

3.1%

26.7%

TANGO II, Menarini data on file [15, 19]

 RRT (inpatient)

25.0%

25.0%

Italian medical expert opinion. Applied to patients with nephrotoxicity

 RRT (after discharge)

40.0%

40.0%

Italian medical expert opinion. Applied to patients who have received RRT even during admission.

Mortality for all causes (after 28 days)– Without Chronic RRT

 Year 1

29.6%

29.6%

Calculated considering:

• Patients’ characteristics from TANGO II (sex and age) [15]

• Italian mortality tables [20]

• Proportion of patients with low (1–2), medium (3–4) and high (≥5) CCI of 10.6, 10.6 and 78.7%, respectively (TANGO II) [15]

• HR as per CCI level [21]

 Year 2

30.3%

30.3%

 Year 3

31.0%

31.0%

 Year 4

31.8%

31.8%

 Year 5

32.6%

32.6%

Mortality for all causes (after 28 days)– With Chronic RRT

 Year 1

61.4%

61.4%

Calculated considering:

• Patients’ characteristics from TANGO II (sex and age) [15]

• Italian mortality tables [20]

• Proportion of patients with low (1–2), medium (3–4) and high (≥5) CCI of 10.6, 10.6 and 78.7%, respectively (TANGO II) [15]

• Scottish register of RRT patients [22]

 Year 2

70.3%

70.3%

 Year 3

75.4%

75.4%

 Year 4

89.2%

89.2%

 Year 5

92.4%

92.4%

  1. BAT: Best Available Therapy; mCRE-MITT: microbiologic-CRE-modified intent-to-treat; RRT: Renal Replacement Therapy; HR: Hazard Ratio; CCI: Charlson Comorbidity Index