Table 3.

Comparison of the occurrence of physical and mental health problems and health-related quality of life between participants with and without internet addiction

	Internet addiction				p
	Yes		No
	N	%	n	%
Difficulty with mobility	28	23.3	79	17.7	0.16*
Difficulty with self-care	19	15.8	32	7.2	<0.01*
Difficulty with usual activities	36	30.0	94	21.1	0.04*
Having pain or discomfort	69	57.5	207	46.4	0.03*
Suffering from anxiety or depression	102	85.0	325	72.9	<0.01*
	Mean	SD	Mean	SD
EQ-5D index	0.69	0.2	0.75	0.2	<0.01**
EQ-5D VAS	76.7	17.2	81.1	16.0	<0.01**

*Chi-squared test; **Student t-test