Table C-9. Standard Errors of Survival Rates and Median Spell Duration for Persons Who Became Poor
During the 1993 SIPP Panel, by Selected Characteristics
Standard error
of Median
Standard errors of survival rates for program spells after- Spell
1 month 4 months 8 months 12 months 16 months 20 months 24 months 28 months Duration
All spells 0.00000 0.01205 0.01185 0.01124 0.01083 0.01042 0.01042 0.01062 0.22881
Race and Hispanic origin
White 0.00000 0.01373 0.01332 0.01250 0.01168 0.01127 0.01106 0.01127 0.24173
Not of Hispanic origin1 0.00000 0.01501 0.01440 0.01339 0.01257 0.01217 0.01197 0.01237 0.06896
Black 0.00000 0.02279 0.02380 0.02363 0.02363 0.02380 0.02414 0.02498 0.49966
Hispanic origin 0.00000 0.03120 0.03120 0.02949 0.02821 0.02693 0.02671 0.02693 0.65610
Not of Hispanic origin 0.00000 0.01296 0.01276 0.01215 0.01154 0.01134 0.01134 0.01154 0.26735
Age
Under 18 years 0.00000 0.02066 0.02086 0.01984 0.01902 0.01861 0.01841 0.01841 0.57061
18 to 64 years 0.00000 0.01387 0.01332 0.01241 0.01186 0.01150 0.01131 0.01168 0.24817
65 years and over 0.00000 0.04278 0.04490 0.04490 0.04490 0.04542 0.04648 0.04718 1.63210
Sex
Male 0.00000 0.01762 0.01700 0.01598 0.01536 0.01475 0.01455 0.01496 0.32368
Female 0.00000 0.01651 0.01630 0.01569 0.01508 0.01488 0.01467 0.01488 0.32202
Educational Attainment
(persons 18 years and over)
Less than 4 years of high school 0.00000 0.02323 0.02432 0.02396 0.02359 0.02323 0.02359 0.02432 0.67698
High school graduate, no college 0.00000 0.02133 0.02023 0.01914 0.01805 0.01750 0.01695 0.01713 0.09843
1 or more years of college 0.00000 0.02322 0.02124 0.01926 0.01800 0.01728 0.01710 (B) 0.10081
Disability Status
(persons 15 to 69 years)
With a work disability 0.00000 0.03051 0.03152 0.03091 0.03010 0.02969 0.03010 0.03152 0.63861
With no work disability 0.00000 0.01649 0.01568 0.01445 0.01364 0.01303 0.01283 0.01283 0.07736
Residence
Metropolitan 0.00000 0.01406 0.01386 0.01326 0.01265 0.01245 0.01225 0.01245 0.29324
Central city 0.00000 0.01973 0.02014 0.01953 0.01913 0.01913 0.01913 0.01973 0.54163
Non-central city 0.00000 0.01979 0.01900 0.01742 0.01623 0.01544 0.01504 0.01504 0.40571
Nonmetropolitan 0.00000 0.02277 0.02194 0.02068 0.01964 0.01922 0.01922 0.01985 0.35308
Region
Northeast 0.00000 0.02833 0.02794 0.02655 0.02556 0.02437 0.02397 0.02318 0.64390
Midwest 0.00000 0.02440 0.02338 0.02174 0.02071 0.02030 0.02010 0.02071 0.11688
South 0.00000 0.02024 0.02045 0.01943 0.01883 0.01842 0.01822 0.01883 0.51824
West 0.00000 0.02510 0.02407 0.02303 0.02220 0.02158 0.02137 0.02137 0.34233
Family Status
In families 0.00000 0.01329 0.01309 0.01247 0.01186 0.01145 0.01125 0.01145 0.25153
In families with related
children under 18 years 0.00000 0.01472 0.01451 0.01390 0.01329 0.01288 0.01267 0.01267 0.28007
In married-couple families 0.00000 0.01657 0.01534 0.01411 0.01330 0.01309 0.01309 0.01309 0.07160
In married-couple families with
related children under 18 years 0.00000 0.01855 0.01753 0.01610 0.01508 0.01468 0.01468 0.01468 0.08357
In families with a female householder,
no spouse present 0.00000 0.02244 0.02402 0.02402 0.02382 0.02303 0.02224 0.02283 0.39172
In families with a female householder,
no spouse present, with related
children under 18 years 0.00000 0.02375 0.02553 0.02553 0.02514 0.02454 0.02395 0.02415 0.40973
Unrelated individuals 0.00000 0.02690 0.02651 0.02533 0.02435 0.02415 0.02435 0.02494 0.51245
In non-family households 0.00000 0.02799 0.02741 0.02624 0.02546 0.02527 0.02546 0.02585 0.52675
Employment and labor Force Status
(persons 18 years and over)
Employed full-time 0.00000 0.02234 0.02024 0.01850 0.01745 0.01675 0.01658 (B) 0.09599
Employed part-time 0.00000 0.02866 0.02704 0.02443 0.02231 0.02134 0.02052 (B) 0.11726
Unemployed 0.00000 0.03212 0.03118 0.02866 0.02708 0.02535 (B) (B) 0.41569
Not in labor force 0.00000 0.01943 0.02011 0.01977 0.01943 0.01926 0.01943 0.01994 0.50625
Marital Status
(persons 18 years and over)
Married 0.00000 0.01938 0.01792 0.01646 0.01554 0.01518 0.01536 0.01573 0.08228
Separated, divorced, or widowed 0.00000 0.02541 0.02611 0.02576 0.02541 0.02506 0.02506 0.02576 0.73958
Never married 0.00000 0.02419 0.02364 0.02255 0.02146 0.02037 0.01982 0.02019 0.36370
Family size
1 person (unrelated individual) 0.00000 0.02690 0.02651 0.02533 0.02435 0.02415 0.02435 0.02494 0.51245
2 persons 0.00000 0.02869 0.02849 0.02772 0.02676 0.02618 0.02599 0.02657 0.71040
3 persons 0.00000 0.02878 0.02839 0.02663 0.02545 0.02447 0.02369 (B) 0.14684
4 persons 0.00000 0.02484 0.02349 0.02176 0.02118 0.02060 0.01983 0.01983 0.43901
5 persons 0.00000 0.02989 0.02989 0.02733 0.02576 0.02497 0.02497 (B) 1.41580
6 or more persons 0.00000 0.03275 0.03296 0.03212 0.03065 0.02981 0.02960 (B) 0.74116
Access to Health Insurance
Covered by health insurance 0.00000 0.01447 0.01427 0.01369 0.01329 0.01310 0.01290 0.01329 0.31281
Private insurance 0.00000 0.01733 0.01579 0.01425 0.01329 0.01271 0.01232 0.01252 0.06932
Medicare 0.00000 0.04235 0.04528 0.04528 0.04547 0.04606 0.04742 0.04840 0.50156
Medicaid 0.00000 0.02317 0.02607 0.02684 0.02723 0.02781 0.02877 0.02993 1.13731
Not covered by health insurance 0.00000 0.01892 0.01872 0.01736 0.01619 0.01560 0.01521 0.01521 0.29647
Receipt of Public Assistance
Received public assistance2 0.00000 0.01947 0.02183 0.02223 0.02242 0.02262 0.02282 0.02360 1.23333
Did not receive public assistance 0.00000 0.01394 0.01295 0.01175 0.01076 0.01036 0.01016 0.01036 0.05776
1Persons of Hispanic origin may be of any race.
2Public assistance programs include AFDC or General Assistance, Supplemental Security Income,
food stamps, Medicaid, and housing assistance.