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Observed and relative survival after aortic valve replacement

Per Kvidal, MD^*, Prof. Reinhold Bergström, PhD, Lars-Gunnar Hörte, BA, PM and Elisabeth Ståhle, MD, PhD

^* Department of Cardiology, University Hospital, Uppsala, Sweden
Department of Thoracic and Cardiovascular Surgery, University Hospital, Uppsala, Sweden
Department of Statistics, University of Uppsala, Uppsala, Sweden
Department of Public Health Sciences, Karolinska Institute, Stockholm, Sweden

View larger version (13K): [in a new window]   Figure 1 Observed (open circles) and relative (solid circles) survival after primary AVR in patients who survived the first postoperative month (n = 2,227). The figure shows 95% confidence intervals at 5, 10 and 15 years and the numbers (N) of patients at risk. Early deaths (within 30 days) are also given.

View larger version (12K): [in a new window]   Figure 2 The annual observed (solid diamonds) and expected (open diamonds) death risk after primary AVR in patients who survived the first postoperative month (n = 2,227). The numbers (N) of patients at risk and the first year death risk are given.

View larger version (18K): [in a new window]   Figure 3 Relative survival after primary AVR by preoperative NYHA functional class in patients who survived the first postoperative month. The numbers (N) of patients at risk and the number of deaths within 30 days in each group are given.

View larger version (19K): [in a new window]   Figure 4 Relative survival after primary AVR by age at operation in patients who survived the first postoperative month. The numbers (N) of patients at risk and the number of deaths within 30 days in each group are given.

View larger version (16K): [in a new window]   Figure 5 Relative survival after primary AVR in patients with and without concomitant CABG who survived the first postoperative month. The numbers (N) of patients at risk and the number of deaths within 30 days in each group are given.

View larger version (17K): [in a new window]   Figure 6 Relative survival after primary AVR by type of lesion in patients who survived the first postoperative month. The numbers (N) of patients at risk and the number of deaths within 30 days in each group are given.

View larger version (15K): [in a new window]   Figure 7 Relative survival after primary AVR by preoperative heart rhythm in patients who survived the first postoperative month. The numbers (N) of patients at risk and the number of deaths within 30 days in each group are given.