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. Author manuscript; available in PMC: 2024 Feb 1.
Published in final edited form as: J Pediatr. 2022 Sep 9;253:292–296.e2. doi: 10.1016/j.jpeds.2022.09.004

Table II.

Adjusted DiD regression estimates

Factors Estimates SE Wald 95% CIs P value
Adjusted DiD for preintervention vs postintervention
 Time 0.518 0.031 0.457 0.580 <.0001
 Intervention −0.044 0.025 −0.094 0.005 .081
 Time*intervention 0.262 0.046 0.172 0.352 <.0001
 Age 0.009 0.003 0.003 0.014 .002
 Race
  Black 0.050 0.045 −0.039 0.138 .269
  White −0.005 0.032 −0.068 0.058 .880
  Other (ref)
 Ethnicity
  Hispanic −0.005 0.028 −0.059 0.050 .872
 Insurance
  Commercial 0.011 0.090 −0.166 0.188 .904
  Public 0.056 0.085 −0.111 0.222 .513
  Uninsured 0.053 0.119 −0.181 0.286 .658
  Other (ref)
 Sex
  Female −0.019 0.021 −0.060 0.022 .369
Adjusted DiD for intervention vs postintervention
 Time 0.015 0.051 −0.086 0.115 .776
 Intervention 0.219 0.056 0.110 0.328 <.0001
 Time*Intervention −0.001 0.071 −0.141 0.138 .985
 Age −0.008 0.005 −0.017 0.001 .094
 Race
  Black 0.106 0.078 −0.046 0.258 .172
  White 0.037 0.053 −0.067 0.140 .489
  Other (ref)
 Ethnicity
  Hispanic 0.035 0.046 −0.055 0.124 .449
 Insurance
  Commercial 0.029 0.142 −0.249 0.306 .841
  Public 0.105 0.133 −0.157 0.366 .432
  Uninsured 0.377 0.194 −0.003 0.756 .052
  Other (ref)
 Sex
  Female 0.008 0.035 −0.060 0.076 .819

DiD, difference in differences.