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

Table 4

Correct responses to questions on safety of household appliances for electromagnetic interference with cardiac implantable electronic devices.

Is it safe to use....?	Education Group		Group without education; (n:93)	Within education group; p	Between groups; p
	Before education; (n:28)	After education; (n:28)
hair dryers, electrical shavers, electrical knife	4 (14.3)	12 (42.9)	23 (24.7)	0.039	0.064
TV, Radio, remote controls	3 (10.7)	22 (78.6)	49 (52.7)	0.001	0.015^#
Computers, CD/DVD or music players	3 (10.7)	17 (60.7)	44 (47.3)	0.001	0.214
electrical lamps, switch buttons	6 (21.4)	23 (82.1)	46 (49.5)	0.001	0.002^#
microwave ovens	1 (3.6)	11 (39.3)	18 (19.4)	0.006	0.030^#
magnetic pads, pillows, mattress	3 (10.7)	12 (42.9)	42 (45.2)	0.012	0.830
electrical muscles stimulators (such as ab stimulator)	6 (21.4)	14 (50)	41 (44.1)	0.039	0.582
treadmills or electrical powered bicycles	2 (7.1)	10 (35.7)	21 (22.6)	0.021	0.163
cellular phones	6 (21.4)	16 (57.1)	28 (30.1)	0.021	0.009^#
passing through security gates in airports	28 (100)	2 (7.1)	12 (12.9)	-	0.403

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