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Table 4 Summary of multiple longitudinal regression analysis, Missouri HSHC 2013–2017

From: Association between multi-component initiatives and physical activity-related behaviors: interim findings from the Healthy Schools Healthy Communities initiative

Model 1: Number of days per week physically active 60 + minutes
  β SE 99% CI p-valuea
Constant 4.437 0.11 4.295 to 4.670 < 0.0001
Average MCI Intensity Score 0.010 0.00 0.003 to 0.017 0.004
Baseline (ref)
 1 year 0.257 0.13 −0.009 to 0.522 0.058
 2 years −0.040 0.16 −0.367 to 0.286 ns
 3 years 0.039 0.20 −0.355 to 0.432 ns
 4 years 0.035 0.23 −0.421 to 0.491 ns
Cohort 1 (ref).
 Cohort 2 0.342 0.11 0.125 to 0.559 0.003
 Cohort 3 0.050 0.13 −0.214 to 0.314 ns
 Enrollment size −0.015 0.00 −0.025 to − 0.006 0.002
Model 2: Number of screen time hours per weekday
  β SE 99% CI p-valuea
Constant 2.420 0.08 2.256 to 2.583 < 0.0001
Average MCI Intensity Score −0.006 0.00 −0.011 to − 0.001 0.016
Baseline (ref).
 1 year 0.123 0.09 −0.065 to 0.310 ns
 2 years 0.308 0.12 0.078 to 0.539 0.009
 3 years 0.339 0.14 0.061 to 0.618 0.018
 4 years 0.394 0.16 0.071 to 0.716 0.017
Cohort 1 (ref).
 Cohort 2 −0.108 0.07 −0.261 to 0.044 ns
 Cohort 3 −0.135 0.09 −0.321 to 0.051 ns
 Enrollment size 0.006 0.00 −0.001 to 0.012 0.080
Model 3: Number of screen time hours per weekend day
  β SE 99% CI p-valuea
Constant 3.131 0.07 2.993 to 3.269 < 0.0001
Average MCI Intensity Score −0.003 0.00 −0.007 to 0.001 0.098
Baseline (ref).
 1 year −0.060 0.08 −0.218 to 0.098 ns
 2 years 0.033 0.10 −0.161 to 0.227 ns
 3 years 0.049 0.12 −0.186 to 0.283 ns
 4 years 0.113 0.14 −0.159 to 0.385 ns
Cohort 1 (ref)
 Cohort 2 −0.079 0.06 −0.208 to 0.050 ns
 Cohort 3 0.173 0.08 −0.330 to − 0.017 0.031
 Enrollment size 0.007 0.00 0.001 to 0.012 0.022
  1. ap-values for the differences in grant time (fixed effects) least squares means were adjusted for multiple comparisons using the Bonferroni correction. All analyses conducted in SAS 9.4 (SAS Institute, Inc. Cary, NC)