Table 2.
Validity of DMF and NYS VS for in‐hospital death
| Validity of DMF for In‐hospital death | |||
|---|---|---|---|
| January 2007‐October 2011 | November 2011‐March 2016 | P‐value | |
| In‐hospital death | n = 2102 | n = 1675 | |
| DMF In‐hospital death | 1868 (88.9%) | 248 (14.8%) | <0.001 |
| DMF sensitivity | 88.87% | 14.81% | — |
| DMF specificity | 99.95% | 99.99% | — |
| DMF Kappa coefficient | 0.93 | 0.25 | — |
| Validity of NYS Vital Statistics for In‐hospital death | |||
|---|---|---|---|
| January 2007‐October 2011 | November 2011‐December 2015 | P‐value | |
| In‐hospital death | n = 2089 | n = 1181 | |
| NYS VS In‐hospital death | 2085 (99.8%) | 1179 (99.8%) | 1.00 |
| NYS VS Sensitivity, In‐hospital | 99.81% | 99.83% | — |
| NYS VS Specificity, In‐hospital | 100.00% | 99.99% | — |
| NYS VS Kappa coefficient, overall | 0.999 | 0.998 | — |
DMF, Death Master File; NYS VS, New York State Vital Statistics.