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Correlation of Arterial Blood Gas (ABG) and Venous Blood Gas (VBG) in the Undifferentiated Critically Ill Patient

Correlation of Arterial Blood Gas (ABG) and Venous Blood Gas (VBG) in the Undifferentiated Critically Ill Patient

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01287884
Enrollment
156
Registered
2011-02-02
Start date
2010-10-31
Completion date
2012-06-30
Last updated
2012-11-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Patients Needing Blood Gases

Keywords

ABG, VBG, pH, pCO2

Brief summary

The primary objective of this study is to identify a correlation between the pH and pCO2 in arterial and venous blood. The secondary objectives include a correlation of pulse oximetry and arterial pO2 along with subgroup analyses of specific patient populations such as congestive heart failure, chronic obstructive pulmonary disease, diabetic ketoacidosis, pneumonia, overdose, and trauma.

Interventions

patients who have been identified by the treating physician as needing an ABG will receive an VBG is they consent to take part in the study

Sponsors

Christiana Care Health Services
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
DIAGNOSTIC
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Age 18 years or older Signed consent Patient in the ED or ICU Have a disease state that necessitates obtaining an ABG Have a disease state that necessitates pulse oximetry monitoring

Exclusion criteria

* Any contraindication to arterial or venous blood draw Prior enrollment in the study during the current hospitalization Pregnancy Prisoners

Design outcomes

Primary

MeasureTime frameDescription
Degree to which pH and pCO2 correlate between ABG and VBG5 minutesABG and VBG will be obtained 5 minutes apart and compared

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026