References
- Acar J, Luxureau P H, Ducimetiere P, et al. Prognosis of surgically treated chronic aortic valve disease. J Thorac Cardiovasc Surg 1981; 82: 114–126
- Andersen P K. Testing goodness of fit of the Cox's regression and life model. Biometrics 1982; 38: 67–77
- Bigelow J, Herr R, Wood J, et al. Multiple valve replacement. Review of five years experience. Circulation 1968; 38: 656–663
- Breslow N A. Generalized Kruskal-Wallis test for comparing k samples, subject to unequal censorship. Biometrica 1970; 57: 579–593
- Chaffin J, Dagget W. Mitral valve replacement. A nine year follow-up of risks and survival. Ann Thorac Surg 1979; 27: 312–319
- Cox D R. Regression model and life table. J R Stat 1972; 34: 187–201
- Cukingnan R, Carey J, et al. Early valve replacement in acute endocarditis. Results and late survival. J Thorac Cardiovasc Surg 1983; 85: 163–173
- Dixon J WED. BMDP. Statistical software. University of California Press, Los Angeles 1985
- Fisher R A. Statistical methods for research workers. 1925, reprint ED 14. Hafner, New York 1970
- Kalbfleish J, Prentice R. The statistical analysis of failure time data. Wiley & Sons, New York 1980
- Kaplan E L, Meire P. Non-parametric estimation from incomplete observations. J Am Stat Assoc 1958; 53: 457–481
- Karp R, Cyrus R, Blackstone E, et al. The Björk–Shiley valve intermediate follow-up. J Thorac Cardiovasc Surg 1981; 81: 602–614
- Kirklin J, Barrat-Boyes B. Cardiac surgery. J Wiley & Sons. 1986; 431–445
- Lelouch J LE. Le risk définition et procédé de calcul. Rev Epidem Sante Publique 1976; 24: 201–210
- Mantel N. The evaluation of survival data and two rank order test statistics, arising in its considerations. Cancer Chemother Rep 1966; 50: 163–170
- Melvin D, Teklenberg P, Hollingworth J, et al. Computer-based analysis of preoperative and postoperative prognostic factors in 100 patients with combined aortic and mitral valve replacement. Circulation 1973; 47(Suppl III)56–62, and 46, Suppl III
- Midell A, Deboer A. Multiple valve replacement. An analysis of early and late results. Arch Surg 1972; 104: 471–476