Table 2.

The associations of independent variables with stress related to information systems and time pressure (analysis of covariance).

Variable	Time pressure						Stress related to information systems
	Model A			Model B			Model A			Model B
	F test	P value	F test		P value	F test		P value	F test		P value
Age	F1,3583=23.11	<.001	F1,3537=24.84		<.001	F1,3583=25.23		<.001	F1,3537=37.55		<.001
Gender	F2,3583=9.13	<.001	F2,3537=8.25		<.001	F2,3583=8.51		<.001	F2,3537=6.00		.003
Sector	F3,3583=2.31	.08	F3,3537=0.88		.45	F3,3583=43.93		<.001	F3,3537=24.38		<.001
Mobile device use	F1,3583=15.87	<.001	F1,3537=14.96		<.001	F1,3583=7.41		.007	F1,3537=6.11		.01
Experience			F1,3537=2.77		.10				F1,3537=17.31		<.001
Number of systems in daily use			F2,3537=6.90		.001				F2,3537=43.17		<.001
Ease of use			F1,3537=33.92		<.001				F1,3537=269.91		<.001
Technical quality			F1,3537=62.83		<.001				F1,3537=311.82		<.001
R2	0.016		0.069			0.043			0.301