Table 1Health Behaviors and Internet Use Characteristics (N=74,186)
Variables |
Characteristics |
Categories |
n (%) or M±SD |
Health behaviors |
Smoking |
Yes |
8,362 (11.3) |
No |
65,824 (88.7) |
Drinking |
Yes |
14,323 (19.3) |
No |
59,863 (80.7) |
Weight control |
Yes |
65,687 (90.9) |
No |
6,542 (9.1) |
Regular exercise |
Yes |
26,251 (35.4) |
No |
47,935 (64.6) |
Eating breakfast |
Yes |
35,734 (48.2) |
No |
38,452 (51.8) |
Sufficient sleep |
Yes |
22,952 (36.0) |
No |
40,734 (64.0) |
Internet use |
Time (minute) |
Weekday |
149.0±122.64 |
Weekend |
209.7±142.37 |
Service |
Learning |
10,787 (14.5) |
Information retrieval |
9,025 (12.2) |
Messenger/chatting |
6,989 (9.4) |
Game |
23,451 (31.6) |
Movie download |
3,052 (4.1) |
MP3/Music download |
7,057 (9.5) |
Animation/Story download |
4,268 (5.8) |
UCC |
673 (0.9) |
Association/community |
2,775 (3.7) |
E-mail |
159 (0.2) |
On-line shopping |
2,054 (2.8) |
Pornography retrieval |
531 (0.7) |
Blog/mini homepage |
3,216 (4.3) |
Others |
152 (0.2) |
Table 2Health Behaviors and Internet Use by General Characteristics (N=74,186)
Variables |
Categories |
n (%) |
Internet use time (minute) |
Health Practice Index |
Weekday |
Weekend |
M±SD |
t (p) |
M±SD |
t (p) |
M±SD |
t (p) |
Gender |
Male |
38,221 (51.5) |
154.7±128.89 |
6.88 (<.001) |
223.5±146.25 |
22.08 (<.001) |
4.1±1.72 |
9.22 (<.001) |
Female |
35,965 (48.5) |
142.1±120.98 |
180.1±135.51 |
3.9±1.68 |
Depression |
Yes |
22,745 (30.7) |
163.0±141.20 |
-9.54 (<.001) |
222.1±159.10 |
-9.54 (<.001) |
3.5±1.82 |
39.17 (<.001) |
No |
51,441 (69.3) |
144.4±118.79 |
202.0±137.14 |
4.3±1.59 |
Suicidal intent |
Yes |
13,635 (18.4) |
169.6±154.38 |
-10.31 (<.001) |
228.2±168.90 |
-9.76 (<.001) |
3.3±1.82 |
36.25 (<.001) |
No |
60,551 (81.6) |
145.6±118.69 |
203.5±137.89 |
4.2±1.63 |
Father's education (year) |
≤12 |
32,212 (45.3) |
144.3±121.47 |
-3.69 (<.001) |
196.0±133,52 |
-9.51 (<.001) |
4.3±1.59 |
10.17 (<.001) |
>12 |
38,915 (54.7) |
150.8±122.36 |
214.2±146.26 |
3.9±1.75 |
Mother's education (year) |
≤12 |
25,507 (35.8) |
144.4±123.15 |
-3.01 (.003) |
194.9±134.23 |
-8.42 (<.001) |
4.4±1.55 |
22.94 (<.001) |
>12 |
45,792 (64.2) |
149.9±121.36 |
211.6±143.43 |
3.9±1.74 |
Cohabitant |
Both-parent |
60,490 (87.7) |
144.8±119.29 |
-7.31 (<.001) |
201.4±136.96 |
-10.74 (<.001) |
4.2±1.64 |
20.56 (<.001) |
Single-parent or none-parent |
8,500 (12.3) |
164.6±133.71 |
233.2±155.93 |
3.6±1.81 |
City scale |
Big |
33,568 (45.2) |
149.1±124.46 |
-0.69 (.492) |
202.6±139.03 |
-4.80 (<.001) |
4.1±1.68 |
4.61 (<.001) |
Middle or small |
40,618 (54.8) |
150.4±127.36 |
211.8±147.68 |
4.0±1.72 |
School grade |
Middle school |
37,297 (50.3) |
147.7±121.96 |
-3.00 (.003) |
196.0±136.42 |
-14.89 (<.001) |
4.8±1.28 |
79.98 (<.001) |
High school or vocational high school |
36,889 (49.7) |
153.1±131.08 |
225.0±152.83 |
3.0±1.72 |
Table 3Internet Use Time by Health Behaviors (N=74,186)
Variables |
Categories |
Internet use time (minute) |
Weekday |
Weekend |
M±SD |
t |
p
|
M±SD |
t |
p
|
Smoking |
Yes |
174.1±156.89 |
12.54 |
<.001 |
241.4±175.27 |
15.57 |
<.001 |
No |
144.7±117.95 |
201.2±136.09 |
Drinking |
Yes |
169.1±147.80 |
12.63 |
<.001 |
233.9±167.90 |
15.51 |
<.001 |
No |
143.3±117.08 |
199.4±134.42 |
Weight control |
Yes |
145.4±118.43 |
7.18 |
<.001 |
200.5±136.23 |
15.21 |
<.001 |
No |
166.2±139.65 |
248.1±161.29 |
Regular exercise |
Yes |
147.8±124.04 |
2.38 |
.017 |
203.0±136.60 |
5.31 |
<.001 |
No |
152.1±128.22 |
213.2±151.94 |
Eating breakfast |
Yes |
141.5±119.80 |
12.06 |
<.001 |
196.2±134.92 |
16.10 |
<.001 |
No |
163.7±134.75 |
228.1±156.61 |
Sufficient sleep |
Yes |
139.8±108.25 |
8.50 |
<.001 |
191.9±127.18 |
14.85 |
<.001 |
No |
154.9±129.80 |
220.9±149.90 |
Table 4Correlation of Health Practice Index and Internet Use Time
Variables |
Categories |
HPI |
Internet use time |
Weekday |
Weekend |
HPI |
|
1 |
|
|
Internet use time |
Weekday |
-.11*
|
1 |
|
Weekend |
-.15*
|
.61*
|
1 |