. 2017 Feb 18;14(2):205. doi: 10.3390/ijerph14020205

Table 2.

Percentages of frequencies and time spent on smart device activities, overall use and its purposes.

	Overall		Leisure		Study		Messaging		Browsing		Gaming		Watching TV/Movie		Posting
Frequency ¹	n = 960		n = 946		n = 944		n = 953		n = 953		n = 950		n = 954		n = 947
Frequency ¹	n	%	n	%	n	%	n	%	n	%	n	%	n	%	n	%
None	6	0.6	13	1.4	95	10.1	89	9.3	76	8.0	204	21.5	196	20.5	302	31.9
1–2 days	22	2.3	62	6.6	245	26.0	128	13.4	202	21.2	158	16.6	269	28.2	270	28.5
3–4 days	47	4.9	112	11.8	253	26.8	99	10.4	192	20.1	139	14.6	175	18.3	138	14.6
5–6 days	60	6.3	99	10.5	117	12.4	81	8.5	104	10.9	105	11.1	67	7.0	61	6.4
Everyday	825	85.9	660	69.8	234	24.8	556	58.3	379	39.8	344	36.2	247	25.9	176	18.6
Time Spent ²	n = 959		n = 943		n = 946		n = 950		n = 955		n = 953		n = 957		n = 952
Time Spent ²	n	%	n	%	n	%	n	%	n	%	n	%	n	%	n	%
None	6	0.6	15	1.6	101	10.7	92	9.7	86	9.0	206	21.6	182	19.0	307	32.2
1–60 min	108	11.3	222	23.5	486	51.4	410	43.2	440	46.1	295	31.0	318	33.2	419	44.0
61–120 min	226	23.6	237	25.1	225	23.8	201	21.2	197	20.6	184	19.3	222	23.2	97	10.2
121–180 min	194	20.2	167	17.7	67	7.1	100	10.5	117	12.3	89	9.3	103	10.8	58	6.1
181–240 min	139	14.5	98	10.4	23	2.4	42	4.4	35	3.7	56	5.9	34	3.6	15	1.6
>240 min	286	29.8	204	21.6	44	4.7	105	11.1	80	8.4	123	12.9	98	10.2	56	5.9

¹ Number of days on which a smart device activity was conducted or smart device was used in the latest week before survey. ² Average time spent on a smart device activity or smart device use per day on which the activity was conducted or the device was used in the latest week before survey.