Appendix A.  Odds ratios (a) for having co-resident children:  Census 2000 Dress Rehearsal.

Source:  U.S. Census Bureau
Internet Release date:  October 14, 1999


Characteristics - Covariates                        Model A            Model B            Model C            Model D
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                                                  100 percent          Sample           100 percent        100 percent
                                                 (Both sites)       (Both sites)      Sacramento, CA      Columbia, SC

N (unweighted)                                       2354                384               1179               1175
Chi-square                                        470.597 ***        109.405 ***        280.514 ***        175.383 ***
d.f.                                                   8                 13                  7                  7

                                                O.R. (Std Err)     O.R. (Std Err)     O.R. (Std Err)     O.R. (Std Err)
Gender of couple
     Female/female                              1.322 (.099)**      1.169  (.258)    2.139 (.156) ***     0.943 (.130)
     Male/male (R)                                     1                  1                  1                  1

Age of Person 1
     Less than 40 years old (R)                        1                  1                  1                  1
     40 or more years old                      0.324 (.105) ***   0.301 (.300) ***   0.429 (.163) ***   0.273 (.138) ***

Age difference of Person 1 to partner
     Same age (R)                                      1                  1                  1                  1
     +/- one 5-year age group                  1.494 (.113) ***     1.380 (.294)     1.859 (.181) ***     1.227 (.148)
     +/- more than one 5-year age group         1.387 (.130) *     1.896 (.338) +      1.254 (.204)      1.478 (.173) *

Race
     Person 1 same as partner                    1.054 (.146)       1.240 (.375)      1.035 (.190) *      0.954 (.243)
     Person 1 different from partner (R)               1                  1                  1                  1

Marital status of couple
     Married                                   7.339 (.119) ***   12.644 (.364) ***  9.698 (.162) ***   5.494 (.170) ***
     Not married (R)                                   1                  1                  1                  1

Other non-related adults
     Other non-related adults present            1.386 (.234)            (NA)         1.896 (.315) *      0.943 (.364)
     Other non-related adults not present (R)          1                 (NA)                1                  1

Educational attainment of Person 1
     Less than high school                            (NA)          1.248 (.392)            (NA)               (NA)
     High school degree (R)                           (NA)                1                 (NA)               (NA)
     Any college                                      (NA)          0.810 (.353)            (NA)               (NA)

Educational attainment comparison
  between Person 1 and partner
     Same level of education (R)                      (NA)                1                 (NA)               (NA)
     Different level of education                     (NA)          1.082 (.258)            (NA)               (NA)

Employment
     One partner worked last week  (R)                (NA)                1                 (NA)               (NA)
     Both partners worked last week                   (NA)          1.474 (.322)            (NA)               (NA)
     Neither partners worked last week                             0.452 (.369) *

Migration
     Both partners lived at present
       residence 5 years ago                          (NA)          0.939 (.286)            (NA)               (NA)
     Both partners did not live at present
       residence 5 years ago  (R)                     (NA)                1                 (NA)               (NA)

Dress rehearsal site
     Sacramento, CA (R)                                1                  1                 (NA)               (NA)
     Columbia, SC                                1.059 (.109)       1.267 (.287)            (NA)               (NA)

Intercept                                      0.169 (.172) ***   0.104 (.617) ***   0.094 (.239) ***   0.356 (.291) ***

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   +p<.10   *p<.05   **p<.01   ***p<.001
   (a) Exponentiated logistic regression coefficient.
   (NA) Not applicable/Not included in Model.
   (R) Reference Category for Regression.