How Do Patients Understand Safety for Cardiac Implantable Devices? Importance of Postintervention Education

Table 5

Correct responses to questions on harmful equipment for electromagnetic interference with cardiac implantable electronic devices.

Is it safe to be close to or use....?	Education Group		Group without education; (n:93)	Within education group; p	Between groups; p
	Before education; (n:28)	After education; (n:28)
power stations, electric generators	9 (32.1)	23 (82.1)	50 (53.8)	0.001	0.007^#
chainsaws, welding equipment	7 (25)	20 (71.4)	44 (47.3)	0.001	0.025^#
base stations, cell sites	6 (21.4)	21 (75)	58 (62.4)	0.001	0.218
amateur/ham radio stations, radiofrequency transmitters, transformers	8 (28.6)	17 (60.7)	53 (57)	0.035	0.726
ignition system of automobiles or motor cycles	7 (25)	17 (60.7)	37 (39.8)	0.013	0.051
loudspeakers with magnets	7 (25)	25 (89.3)	46 (49.5)	0.001	0.001^#

p<0.05, for the comparison within the education group.
#p<0.05, for the comparison between groups after education and without education.