Table A1.
Factors associated with transitions into Medicare Advantage, Miami-Dade county 2004–05 & 2007–08 Logistic regression, marginal effects
| Dep Var: Enrolled in any MA plan (1=yes) | ||||||
|---|---|---|---|---|---|---|
| (1) | (2) | |||||
| m effect | s.e. | p-value | m effect | s.e. | p-value | |
| incident cohort | 0.12264 | 0.00146 | 0.000 | 0.1144495 | 0.0023601 | 0.00 |
| in MA in previous year | 0.84633 | 0.00107 | 0.000 | 0.8328872 | 0.0041946 | 0.00 |
| male | −0.00137 | 0.00049 | 0.005 | −0.002298 | 0.0004848 | 0.01 |
| nonwhite | 0.02001 | 0.00060 | 0.000 | 0.0133324 | 0.0006574 | 0.00 |
| avearge relative oopc | 0.00006 | 0.00004 | 0.152 | 0.0000577 | 0.0000417 | 0.166 |
| first year in Medicare | 0.04085 | 0.00142 | 0.000 | 0.0387487 | 0.0015963 | 0.000 |
| year fixed effects | YES | YES | ||||
| zip code dummies | NO | YES | ||||
| cohort_yr | ||||||
| 1969 | −0.08996 | 0.01321 | 0.000 | −0.082736 | 0.0132042 | 0.000 |
| 1970 | −0.10651 | 0.01029 | 0.000 | −0.097587 | 0.0100918 | 0.000 |
| 1971 | −0.10803 | 0.01003 | 0.000 | −0.098408 | 0.0101523 | 0.000 |
| 1972 | −0.10139 | 0.00735 | 0.000 | −0.094147 | 0.0076283 | 0.000 |
| 1973 | −0.10473 | 0.00651 | 0.000 | −0.095458 | 0.0065446 | 0.000 |
| 1974 | −0.09337 | 0.00536 | 0.000 | −0.085079 | 0.0056312 | 0.000 |
| 1975 | −0.08948 | 0.00550 | 0.000 | −0.080397 | 0.0057183 | 0.000 |
| 1976 | −0.08203 | 0.00522 | 0.000 | −0.072896 | 0.0054261 | 0.000 |
| 1977 | −0.08562 | 0.00481 | 0.000 | −0.076921 | 0.0050091 | 0.000 |
| 1978 | −0.08573 | 0.00473 | 0.000 | −0.07804 | 0.0049073 | 0.000 |
| 1979 | −0.08639 | 0.00463 | 0.000 | −0.078783 | 0.0048178 | 0.000 |
| 1980 | −0.08179 | 0.00459 | 0.000 | −0.073833 | 0.0047439 | 0.000 |
| 1981 | −0.08280 | 0.00453 | 0.000 | −0.075151 | 0.0046715 | 0.000 |
| 1982 | −0.08109 | 0.00447 | 0.000 | −0.073924 | 0.0045877 | 0.000 |
| 1983 | −0.08355 | 0.00439 | 0.000 | −0.075539 | 0.0045305 | 0.000 |
| 1984 | −0.08255 | 0.00438 | 0.000 | −0.075307 | 0.004519 | 0.000 |
| 1985 | −0.08187 | 0.00458 | 0.000 | −0.074546 | 0.0047048 | 0.000 |
| 1986 | −0.08461 | 0.00462 | 0.000 | −0.077404 | 0.0047495 | 0.000 |
| 1987 | −0.08280 | 0.00462 | 0.000 | −0.075343 | 0.004729 | 0.000 |
| 1988 | −0.08133 | 0.00474 | 0.000 | −0.073972 | 0.0048533 | 0.000 |
| 1989 | −0.08037 | 0.00474 | 0.000 | −0.073331 | 0.0048313 | 0.000 |
| 1990 | −0.07747 | 0.00459 | 0.000 | −0.070673 | 0.0046775 | 0.000 |
| 1991 | −0.08054 | 0.00448 | 0.000 | −0.074082 | 0.0045874 | 0.000 |
| 1992 | −0.08089 | 0.00448 | 0.000 | −0.074278 | 0.0045859 | 0.000 |
| 1993 | −0.07881 | 0.00441 | 0.000 | −0.072162 | 0.0045061 | 0.000 |
| 1994 | −0.07837 | 0.00439 | 0.000 | −0.071553 | 0.0044883 | 0.000 |
| 1995 | −0.07830 | 0.00428 | 0.000 | −0.071964 | 0.0043917 | 0.000 |
| 1996 | −0.07820 | 0.00421 | 0.000 | −0.072284 | 0.0043034 | 0.000 |
| 1997 | −0.07576 | 0.00427 | 0.000 | −0.069497 | 0.0043505 | 0.000 |
| 1998 | −0.07654 | 0.00406 | 0.000 | −0.070816 | 0.0041627 | 0.000 |
| 1999 | −0.07341 | 0.00381 | 0.000 | −0.068076 | 0.0039188 | 0.000 |
| 2000 | −0.07167 | 0.00366 | 0.000 | −0.066486 | 0.0037731 | 0.000 |
| 2001 | −0.06466 | 0.00345 | 0.000 | −0.059494 | 0.0035231 | 0.000 |
| 2002 | −0.05486 | 0.00340 | 0.000 | −0.051181 | 0.0034261 | 0.000 |
| 2003 | −0.04365 | 0.00326 | 0.000 | −0.040655 | 0.0032177 | 0.000 |
| 2004 | −0.03409 | 0.00256 | 0.000 | −0.032463 | 0.0025249 | 0.000 |
| 2005 | −0.03019 | 0.00240 | 0.000 | −0.028489 | 0.002361 | 0.000 |
| 2006 | −0.01371 | 0.00315 | 0.000 | −0.01308 | 0.0029838 | 0.000 |
| 2007 | −0.01223 | 0.00223 | 0.000 | −0.011504 | 0.0021149 | 0.000 |
| sample size | 672,728 | 672,728 | ||||