SEARCH

SEARCH BY CITATION

Appendix S1A Before running the SAS macros, the following SAS Data Step should be run to exclude missing cases in risk factors. This will not be required if there are no missing cases in risk factors.

Appendix S1B SAS macros for estimating overoptimism in Harrell's C and Somers' D statistics based on simple bootstrapping method.

Appendix S1C SAS macros for estimating the observed and simple bootstrapping-based optimism-corrected values of Harrell's C and Somers' D statistics.

Appendix S2A SAS macros for estimating overoptimism in Harrell's C and Somers' D statistics based on stepwise bootstrapping method.

Appendix S2B SAS codes for estimating the predictors of CVD risk and for estimating stepwise bootstrapping-based optimism-corrected values of Harrell's C and Somers' D statistics.

FilenameFormatSizeDescription
jep1834_sm_SuppInfor.doc92KSupporting info item

Please note: Wiley Blackwell is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article.