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. Author manuscript; available in PMC: 2017 Oct 26.
Published in final edited form as: Am Educ Res J. 2009 Jun 1;46(2):567–597. doi: 10.3102/0002831208328089

Table 1. Teacher, Classroom and Program Characteristics of Intervention and Control Group.

Lead Teachers N (%) Assistant Teachers N (%)
Intervention Control Intervention Control
Female 22 (100%) 22 (100%) 21 (95%) 22 (100%)
Ethnicity
 White 17 (85%) 19 (86%) 20 (91%) 16 (80%)
 Black 2 (10%) 2 (9%) 0 (0%) 1 (5%)
 Hispanic 0 (0%) 1 (5%) 2 (9%) 1 (5%)
 Multi-racial 1 (5%) 0 (0%) 0 (0%) 2 (10%)
Primary language
 English 19 (95%) 22 (100%) 21 (95%) 19 (95%)
 Spanish 1 (5%) 0 (0%) 1 (5%) 1 (5%)
Education
 High School 2 (10%) 0 (0%) 10 (45%) 2 (10%)
 Some post HS 3 (15%) 0 (0%) 5 (23%) 13 (65%)
 Associate degree, vocational certificate 4 (20%) 8 (36%) 6 (27%) 3 (15%)
 4-yr degree (or more) 11 (55%) 14 (64%) 1 (5%) 2 (10%)
Certification
 CDA 7 (35%) 9 (35%) 0 (0%) 1 (5%)
 Teacher cert. or lic. 8 (40%) 11 (52%) 1 (5%) 0 (0%)
Experience
 0 to 5 years 5 (25%) 6 (27%) 8 (36%) 9 (45%)
 6 to 10 years 4 (20%) 6 (27%) 7 (32%) 4 (20%)
 11+ years 11 (55%) 10 (45%) 7 (32%) 7 (35%)
Program Setting
 Rural 10 (45%) 10 (45%)
 Urban 12 (55%) 12 (55%)
Curriculum
 Creative Curriculum 12 (55%) 12 (55%)
 High/Scope 10 (45%) 10 (45%)