Workflow interruption and nurses’ mental workload in electronic health record tasks: An observational study

BMC Nursing

Table 5 Model-fitting standard and fitting index of the models

Model	Description	χ²	df	P	RMSEA	GFI	AGFI	TLI	NFI	IFI	CFI
Model A	Full model	30.168	25	0.218	0.038	0.924	0.987	0.974	0.906	0.983	0.982
Model 1	multitasking, task switching, task time, mental workload, task performance	10.120	6	0.069	0.033	0.973	0.934	0.964	0.949	0.979	0.978
Model 2	professional title, task difficulty, mental workload, task performance	2.149	2	0.342	0.023	0.993	0.963	0.993	0.967	0.998	0.998
Model 3	negative effect, mental workload, task performance	3.145	2	0.076	0.122	0.986	0.915	0.888	0.948	0.964	0.963
Model 4	task difficulty, system usability, mental workload	5.112	2	0.078	0.104	0.983	0.914	0.864	0.932	0.957	0.955

ISSN: 1472-6955