Variable Description

Name
H1FP20Y1
Label
S32BQ20Y_1 PREG1 YR PREGNANCY ENDED-W1
Dataset

Summary Statistics for 'H1FP20Y1'

Value Valid Label Frequency % of Valid % of All
94 Valid 1994 40
66.67%
0.19%
95 Valid 1995 20
33.33%
0.10%
97 Missing legitimate skip 20,669
99.63%
98 Missing don't know or pregnancy has not ended 16
0.08%
Total Responses Valid Invalid Min Max
20745 60 20685 94 95

Representation

Representation Type
Code List
Selection Style
SelectOne
Measurement Unit
numeric
Measurement Unit
numeric
Aggregation Method
Unspecified
Temporal
False
Geographic
False

Source Questions

H1FP20Y1

Lineage

  • Wave I In-Home Interview Data - H1FP20Y1
    S32BQ20Y_1 PREG1 YR PREGNANCY ENDED-W1
    • 20Y1. 1st Pregnancy: In what [month and] year did this pregnancy end?

Concordance

Add Health
Wave I Wave II Wave III Wave IV
Wave I In-Home Interview Wave II In-Home Interview Wave III In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave II In-Home Interview Wave III Section 18: Compiling a Table of Pregnancies Wave IV Section 18: Pregnancy Table
H1FP20Y1 H2FP24Y1 H3TP2Y H4PG3Y
still pregnant
19.24%
1994
66.67%
15.76%
1.96%
0.97%
1995
33.33%
38.18%
4.90%
2.02%
1996
26.82%
7.15%
2.95%
1977
0.04%
1978
0.01%
1979
0.01%
1980
0.01%
1981
0.01%
1986
0.01%
1987
0.01%
1988
0.01%
0.01%
1989
0.01%
0.02%
1990
0.08%
0.02%
1991
0.05%
0.06%
1992
0.31%
0.12%
1993
0.80%
0.42%
1997
10.34%
4.51%
1998
12.81%
5.67%
1999
16.61%
6.61%
2000
18.84%
7.63%
2001
19.89%
8.48%
2002
6.12%
8.22%
2003
8.86%
2004
8.83%
2005
9.69%
2006
10.29%
2007
10.23%
2008
4.40%
Add Health
Wave I Wave II Wave III Wave IV
Wave I In-Home Interview Wave II In-Home Interview Wave III In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave II In-Home Interview Wave III Section 18: Compiling a Table of Pregnancies Wave IV Section 18: Pregnancy Table
H1FP20Y1 H2FP24Y1 H3TP2Y H4PG3Y
still pregnant
0.86%
1994
0.19%
0.71%
1.94%
0.87%
1995
0.10%
1.71%
4.85%
1.83%
1996
1.20%
7.09%
2.66%
1977
0.04%
1978
0.01%
1979
0.01%
1980
0.01%
1981
0.01%
1986
0.00%
1987
0.01%
1988
0.01%
0.00%
1989
0.01%
0.01%
1990
0.08%
0.02%
1991
0.05%
0.05%
1992
0.31%
0.11%
1993
0.79%
0.38%
1997
10.24%
4.07%
1998
12.69%
5.11%
1999
16.45%
5.96%
2000
18.66%
6.88%
2001
19.70%
7.65%
2002
6.06%
7.42%
2003
8.00%
2004
7.97%
2005
8.75%
2006
9.28%
2007
9.23%
2008
3.97%
Dataset Variable Valid Invalid Min First Quartile Median Third Quartile Max Mean StdDev
Wave I In-Home Interview Data H1FP20Y1 60 20,685 94 95
Wave II In-Home Interview H2FP24Y1 660 14,078 0 96
Wave III Section 18: Compiling a Table of Pregnancies H3TP2Y 7,352 70 1,977 2,002
Wave IV Section 18: Pregnancy Table H4PG3Y 19,820 2,146 1,986 2,008
Add Health
Wave I Wave II Wave III Wave IV
Wave I In-Home Interview Wave II In-Home Interview Wave III In-Home Interview Wave IV In-Home Interview
Wave I In-Home Interview Data Wave II In-Home Interview Wave III Section 18: Compiling a Table of Pregnancies Wave IV Section 18: Pregnancy Table
H1FP20Y1 H2FP24Y1 H3TP2Y H4PG3Y
still pregnant 0
1994 94 94 1994 1994
1995 95 95 1995 1995
1996 96 1996 1996
1977 1977
1978 1978
1979 1979
1980 1980
1981 1981
1986 1986
1987 1987
1988 1988 1988
1989 1989 1989
1990 1990 1990
1991 1991 1991
1992 1992 1992
1993 1993 1993
1997 1997 1997
1998 1998 1998
1999 1999 1999
2000 2000 2000
2001 2001 2001
2002 2002 2002
2003 2003
2004 2004
2005 2005
2006 2006
2007 2007
2008 2008