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. Author manuscript; available in PMC: 2010 Nov 1.
Published in final edited form as: J Marriage Fam. 2009 Nov 1;71(4):935–953. doi: 10.1111/j.1741-3737.2009.00645.x

Table 1.

Weighted Descriptive Statistics (N=4,667).

Variables M SD Range
Union Formation by Age 20
  Married 5.4% 0.23 0 – 1
  Cohabited 16.9% 0.37 0 – 1
  No union formation 77.7% 0.4 0 – 1
Family Structure History Measures
Number of transitions experienced-continuous 0.7 1.2 0 – 6
Number of transitions experienced-categorical
  0 transitions: always lived with 2 married or cohabiting 64.6% 0.5 0 – 1
  0 transitions: always lived with single mother 3.2% 0.2 0 – 1
  1 transition 12.6% 0.3 0 – 1
  2+ transitions 19.9% 0.4 0 – 1
Type of transitions experienced
  Ever experienced maternal marriage 17.1% 0.4 0 – 1
  Ever experienced maternal divorce 24.0% 0.4 0 – 1
  Ever experienced maternal cohabitation formation 9.2% 0.3 0 – 1
  Ever experienced maternal cohabitation dissolution 7.0% 0.3 0 – 1
Type of family structure status experienced
  Ever lived in a single mother family 35.5% 0.5 0 – 1
  Ever lived in a cohabiting family 10.6% 0.3 0 – 1
  Ever lived in a stepfamily 16.4% 0.4 0 – 1
Age at last family structure transition
  No transition 68.5% 0.5 0 – 1
  0 – 5 years (ref) 6.6% 0.3 0 – 1
  6 – 12 years 10.8% 0.3 0 – 1
  13+ years 14.0% 0.3 0 – 1
Number of years lived outside married 2-bio parent family 4.7 7.0 0 – 19
Cumulative time spent in various family types
  Number of years ever in a married, 2-bio parent family 12.1 6.9 0 – 20
  Number of years ever in a single-mother family 2.8 5.1 0 – 20
  Number of years ever in a cohabiting family 0.6 2.4 0 – 19
  Number of years ever in a stepfamily 1.4 3.8 0 – 19
Control Variables
 Male 49.1% 0.5 0 – 1
 Age at Wave 2 16.7 1.0 14 – 20
 Race/Ethnicity:
  Non-Hispanic White (ref) 69.2% 0.5 0 – 1
  Non-Hispanic Black 13.2% 0.3 0 – 1
  Hispanic 11.9% 0.3 0 – 1
  Non-Hispanic other 5.7% 0.2 0 – 1
 Family income $50,147 $49,803 $0–999,000
 Mother received welfare at Wave 2 11.9% 0.3 0 – 1
 Parents' education
  Less than high school 9.8% 0.3 0 – 1
  High school or equivalent (ref) 28.6% 0.5 0 – 1
  Some college 22.4% 0.4 0 – 1
  Bachelor's degree or higher 39.2% 0.5 0 – 1
 Age at first sex
    Never had sex 53.2% 0.5 0 – 1
    < = 14 10.1% 0.3 0 – 1
    15 – 16 21.1% 0.4 0 – 1
    > = 17 15.6% 0.4 0 – 1
 Verbal ability 103.3 14.2 14 – 137
 Parent-Child closeness 3.1 0.7 0 – 4
 Religiosity 6.3 4.0 0 – 12
 Substance use 1.7 1.4 0 – 5