S23Q17Y FIRST BIRTHCONTROL PILL-YEAR-W2

Variable Description

Name
H2CO17Y
Label
S23Q17Y FIRST BIRTHCONTROL PILL-YEAR-W2
Dataset
wave2

Summary Statistics for 'H2CO17Y'

Value Valid Label Frequency % of Valid % of All
95 Valid 1995 563
64.05%
3.82%
96 Valid 1996 316
35.95%
2.14%
997 Missing legitimate skip 13,859
94.04%
Total Responses Valid Invalid Min Max
14738 879 13859 95 96

Representation

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

Source Questions

H2CO17Y

Lineage

  • Wave II In-Home Interview - H2CO17Y
    S23Q17Y FIRST BIRTHCONTROL PILL-YEAR-W2
    • H2CO17Y
      17Y. [If Respondent is female:] Since {MOLI}, in what [month and] year did you first take birth control pills regularly for at least one monthly cycle?

Concordance

Add Health
Wave I Wave II
Wave I In-Home Interview Wave II In-Home Interview
Wave I In-Home Interview Data Wave II In-Home Interview
H1CO14Y H2CO17Y
1989 and before
0.63%
1990
1.89%
1991
3.39%
1992
7.64%
1993
19.06%
1994
36.30%
1995
30.55%
64.05%
1996
0.55%
35.95%
Add Health
Wave I Wave II
Wave I In-Home Interview Wave II In-Home Interview
Wave I In-Home Interview Data Wave II In-Home Interview
H1CO14Y H2CO17Y
1989 and before
0.04%
1990
0.12%
1991
0.21%
1992
0.47%
1993
1.17%
1994
2.22%
1995
1.87%
3.82%
1996
0.03%
2.14%
Dataset Variable Valid Invalid Min First Quartile Median Third Quartile Max Mean StdDev
Wave I In-Home Interview Data H1CO14Y 1,270 19,475 89 96
Wave II In-Home Interview H2CO17Y 879 13,859 95 96