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Over the course of thirty years, both quantitative and qualitative interviews were conducted at various time intervals. Schedules are listed below.
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Quantitative Interviews:
Below is a chart showing the following for each time:  the years in which the interviews were conducted, the time that had passed since the teenage mother's pregnancy, which groups were interviewed, and the number of participants (n). 

For an explanation of the codes used to describe the participants, please see the key.

 
  1966-68 1968-70 1970 1972 1983-84 1987 1995-96
Wave Time 1 Time 2 Time 3 Time 4 Time 5 Time 6 Time 7
Time since pregnancy during 1 yr 3 yrs 5 yrs 17 yrs 20 yrs 30 yrs
G1 (n) 350 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes)
G2 (n) 399 388 356 324 290 243 228
SR (n)         33 30 19
G3 (n) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 304 296 252 222
NG3 (n)       6 2 2 4
G4 (n) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 94
CTRL (n) 60spacer.gif (901 bytes) 362 221 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes)

Qualitative Interviews: 

Generation 1984 1987 1988 1993 1996
G2 (n) 12 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 60spacer.gif (901 bytes) 22
G3 (n) 60spacer.gif (901 bytes) 9 4 20 12

Comments or questions? Please send them to curransr@ssc.upenn.edu.
©1997 University of Pennsylvania; Last Updated on June 3, 2003