Table 1

Descriptive Characteristics of Participating Intervention and Comparison Schools

Total Mean (SD)Intervention Mean (SD)Comparison Mean (SD)F p
Total enrollment548.8513.4584.11.65
 (179.9)(140.7)(209.5).21
Free or Reduced Lunch*77.978.377.5.01
 (29.1)(27.3)(31.5).93
Percent minority72.172.971.2.04
 (29.9)(90.9)(29.6).85
Number of grade levels8.128.058.19.09
 (1.55)(1.60)(1.54).77
Combined achievement**59.458.660.3.09
 (17.9)(17.2)(18.9).76
Percent consented***70.771.969.5.43
 (11.9)(9.8)(14.0).51

N = 42 schools, 21 Intervention and 21 Comparison

* Free or Reduced Lunch = Percent of students enrolled who are eligible for Free or Reduced Lunch Program.

** Combined Achievement = Mean of percent of students scoring at or above grade level on Grade 4 Mathematics and Grade 4 English Language Arts state-administered tests.

*** Percent consented = Percent of Grade 3 students who returned a signed consent for permission to participate in the study prior to baseline data collection.

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