Should asymptomatic patients discharged with lower hemoglobin expect worse outcomes after valve surgery? Niv Ad, MD, Sari D. Holmes, PhD, Deborah J.

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Should Asymptomatic Patients Discharged with Lower Hemoglobin Expect Worse Outcomes After Valve Surgery? Niv Ad, MD Sari D. Holmes, PhD Alan M. Speir,

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Presentation transcript:

Should asymptomatic patients discharged with lower hemoglobin expect worse outcomes after valve surgery? Niv Ad, MD, Sari D. Holmes, PhD, Deborah J. Shuman, BS, Alan M. Speir, MD, Graciela Pritchard, BS, Linda Halpin, MSN, RN The Journal of Thoracic and Cardiovascular Surgery Volume 150, Issue 5, Pages 1322-1329 (November 2015) DOI: 10.1016/j.jtcvs.2015.07.076 Copyright © 2015 The American Association for Thoracic Surgery Terms and Conditions

Figure 1 Flowchart illustrating inclusion criteria for the study sample. The Journal of Thoracic and Cardiovascular Surgery 2015 150, 1322-1329DOI: (10.1016/j.jtcvs.2015.07.076) Copyright © 2015 The American Association for Thoracic Surgery Terms and Conditions

Figure 2 Distribution of propensity scores for control (discharge Hgb level >8 g/dL) and treatment (discharge Hgb level ≤8 g/dL) units. The Journal of Thoracic and Cardiovascular Surgery 2015 150, 1322-1329DOI: (10.1016/j.jtcvs.2015.07.076) Copyright © 2015 The American Association for Thoracic Surgery Terms and Conditions

Figure 3 Histogram illustrating the distribution of Hgb levels at discharge within the entire sample. The Journal of Thoracic and Cardiovascular Surgery 2015 150, 1322-1329DOI: (10.1016/j.jtcvs.2015.07.076) Copyright © 2015 The American Association for Thoracic Surgery Terms and Conditions

Figure 4 Cumulative survival for groups matched on their discharge Hgb levels. Hgb, Hemoglobin; CI, confidence interval. The Journal of Thoracic and Cardiovascular Surgery 2015 150, 1322-1329DOI: (10.1016/j.jtcvs.2015.07.076) Copyright © 2015 The American Association for Thoracic Surgery Terms and Conditions

Figure 5 Box plots illustrating HRQL improvement in the physical composite scale from the SF-12 from before surgery to 6 months after surgery by groups matched on their discharge Hgb levels. HRQL, Health-related quality of life; Hgb, hemoglobin. The Journal of Thoracic and Cardiovascular Surgery 2015 150, 1322-1329DOI: (10.1016/j.jtcvs.2015.07.076) Copyright © 2015 The American Association for Thoracic Surgery Terms and Conditions

Cumulative survival for propensity score–matched groups, by discharge Hgb level. The Journal of Thoracic and Cardiovascular Surgery 2015 150, 1322-1329DOI: (10.1016/j.jtcvs.2015.07.076) Copyright © 2015 The American Association for Thoracic Surgery Terms and Conditions