Table 4.

Student Demographics by Year and Intervention vs. Control Schools

Demographic	Control Schools			Intervention Schools			All Schools
Year	1	2	3	1	2	3	All
Age
Mean	11.41	11.44	11.31	11.41	11.36	11.33	11.37
Range across schools	10-13	10-14	10-13	11-13	10-13	11-13	10-14
Gender
% Female	55.13	55.83	53.85	51.85	57.49	61.45	55.93
Range across schools	52.5-58.5	48.3-60.8	52.4-55.4	50-53.7	55.4-60.0	59.3-65.0	48.3-65.0
Race
% African American	74.36	71.17	71.43	69.20	80.00	75.98	73.69
Range across schools	63.6-86.4	56.7-84.3	46.0-90.8	50.0-90.7	73.8-88.1	66.7-88.1	46.0-90.8
Free or Reduced Lunch
% F/R	70.10	75.50	69.30	85.8	81.30	79.00	76.83
Range across schools	62.3-81.4	73.1-80.4	64.9-76.1	64.8-83.9	69.2-98.2	58.1-90.5	58.1-98.2