Table 5 Mediation results

From: When better data meets better design: How EHR data usability and system usability shape physicians’ cognitive load

Direct, indirect, and total effects

 

Mediation

EHR data usability

  

Direct

Indirect

Total

EHR usability

−0.571*** [−0.783 −0.363]

−0.816*** [−1.031 −0.605]

Information overload

−0.124* [−0.261 −0.023]

EHR usability and information overload

−0.122* [−0.229 −0.033]

Cognitive load

0.597*** [0.359 0.841]

 

0.597*** [0.359 0.841]

 

Mediation

EHR usability

Direct

Indirect

Total

Information Overload

  

−0.137* [−0.257 −0.037]

−0.137* [−0.257 −0.037]

Cognitive Load

 

−0.642*** [−0.876 −0.405]

 

−0.642*** [−0.876 −0.405]

  1. Brackets show 95% confidence intervals.
  2. *p < 0.05, **p < 0.01, ***p < 0.001 two-tailed, N = 513.