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. Author manuscript; available in PMC: 2020 Jun 15.
Published in final edited form as: Transl J Am Coll Sports Med. 2019 Jun 15;4(12):84–95. doi: 10.1249/TJX.0000000000000087

Table 7.

Influence of time-on-task (TOT) on reading achievement

Fixed effect Estimate SE z p F p
Intercept 90.69 7.91 11.47 0.000
Year (linear change) 3.90 1.37 2.85 0.005 8.12 0.005
% TOT post-lesson 0.00 0.02 0.15 0.883 0.02 0.883
Year * % TOT post-lesson −0.01 0.01 −0.35 0.730 0.12 0.730
Age 1.77 1.01 1.74 0.082 3.04 0.082
Gender 0.38 0.539
 Male −0.74 1.20 −0.61 0.539
 Female (reference) - - - -
Race 0.36 0.874
 White (reference) - - - -
 Black/African American −3.07 3.02 −1.02 0.310
 Asian 1.63 4.82 0.34 0.735
 American Indian /Alaska Native −1.02 6.73 −0.15 0.880
 Two or more races −1.74 1.97 −0.88 0.377
 Unknown −0.20 9.65 −0.02 0.983
Free/reduced meals 11.75 0.001
 Yes −4.62 1.35 −3.43 0.001
 No (reference) - - - -
BMI Percentile 0.00 0.02 −0.19 0.850 0.04 0.850
PACER Laps −0.02 0.04 −0.61 0.540 0.38 0.540

Random effect Estimate SE z p

Student 167.98 11.34 14.81 0.000
Residual 26.03 1.32 19.67 0.000