Evans (2023)

Blood infection

Hematology • Other Data • UK

Study Metrics
Total Sample 121
Treatment Group 82
Control Group 39
Covariates 11
PICO Comparisons 1
Quality Indicators
Transparency High
DAG Usage No
QBA Performed No

Study Information

First Author: Evans
Publication Year: 2023
DOI: https://doi.org/10.1371/journal.pone.0268807
Preprint: No preprint

Institution & Funding

Institution Type: Academic
Institutions: University of Bristol, North Bristol NHS Trust
Funding: Declared: Public, NGO
Funding Institutions: This National Institute for Health Research (NIHR) Programme Grants for Applied Research funded the BSI-FOO and RAPIDO studies (RP-PG-0707-10043). The British Heart Foundation and NIHR Bristol Biomedical Research Unit for Cardiovascular Disease and North Bristol Charitable Funds funded some staff time (JH, CR, RE).

Study Context

Disease: Blood infection
Disease Category: Hematology
Data Type: Other
Number of Data Sources: 1
Geography: UK
Eligible Sample: 163.0
Number of Treatments: 2

Analytical Methods

Missing Data Method: Conditional mean imputation
Matching Method: PS matching
Analysis Method: Logistic regression
Estimand: PP

Quality Methods

Directed Acyclic Graph (DAG) Not Used
Quantitative Bias Analysis (QBA) Not Performed

Target Trial Information

Target Trial Name: MERINO
Registration Number: NCT02176122
Target Trial DOI: https://doi.org/10.1001/jama.2018.12163

TTE vs RCT Comparisons

Detailed comparison between Target Trial Emulation results and corresponding Randomized Controlled Trial outcomes.

all-cause mortality at 25 days
MERINO
OR Efficacy
Population

Patients with bloodstream infection with E. colior Klebsiella spp. with proven non-susceptibility to third generation cephalosporins and susceptibility to meropenem and piperacillin- tazobactam

Intervention

Piperacillin-tazobactam 4.5g administered every 6 hours intravenously

Comparison

Meropenem 1g administered every 8 hours intravenously

Outcome

all-cause mortality at 25 days

RCT Result

3.69

95% CI: [1.48, 10.40]


vs
TTE Result

1.31

95% CI: [0.40, 4.26]

Concordance Assessment
Confidence Interval Overlap: Yes
CIs overlap, suggesting concordance
Direction Agreement: Same Direction
Both point to similar conclusion

Transparency Indicators

Protocol Registration Available
Data Sharing Available
Code Sharing Not Available
Overall Transparency Score:
High Transparency - This study meets good transparency standards.

Conflicts & Funding

Conflicts of Interest: Declared: None
Funding Source: Declared: Public, NGO
Funding Institutions: This National Institute for Health Research (NIHR) Programme Grants for Applied Research funded the BSI-FOO and RAPIDO studies (RP-PG-0707-10043). The British Heart Foundation and NIHR Bristol Biomedical Research Unit for Cardiovascular Disease and North Bristol Charitable Funds funded some staff time (JH, CR, RE).