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. Author manuscript; available in PMC: 2015 Apr 1.
Published in final edited form as: Prev Sci. 2014 Apr;15(2):125–137. doi: 10.1007/s11121-012-0347-5

Table 1.

PROSPER assessment schedule and intervention community activities, 2002–2004

Year 2002 2002 2002 2003 2003 2003 2003 2004 2004 2004 2004
Quarter April– June July– Sept Oct– Dec Jan– March April– June July– Sept Oct– Dec Jan– March April– June July– Sept Oct– Dec
Data collection timeline Wave 1 Wave 2 Wave 3
 Intervention communities O O O
  Number of respondents n=158 n=145 n=138
  Respondents left n=30 n=29
  Respondents replaced n=17 n=22
 Control communities O O O
  Number of respondents n=97 n=90 n=88
  Respondents left n=16 n=17
  Respondents replaced n=9 n=15
Activities in intervention communities
 Organizational phasea X X X
 Operations phaseb
 Family program
  Cohort 1 X X
  Cohort 2 X X
 School program
  Cohort 1 X X X
  Cohort 2 X
a

The organizational phase includes team formation and program planning

b

The implementation phase for PROSPER community teams began in 2003 and continued for all 14 intervention communities for multiple cohorts over multiple years beyond the assessment period described here. Each cohort of students was offered a family-focused intervention in year 1 (grade 6) and school-based intervention in year 2 (grade 7)