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Table 3 Relationship between frequency of AS and associated factors

From: Adequate sleep among adolescents is positively associated with health status and health-related behaviors

Variables

Adequate sleep

χ2 (d.f. = 1)

Odds ratio

95% Confidence Interval

 

Higher

Lower

   
 

n (%)

   

Grader

     

   Middle school (7th-9th)

246 (54.4%)

206 (45.6%)

47.49***

3.40

2.4~4.9

   High school (10th-12th)

53 (26.0%)

151 (74.0%)

   

Gender

     

   Boys

159 (45.8%)

188 (54.2%)

0.02

1.02

0.7~1.4

   Girls

140 (45.3%)

169 (54.7%)

   

Family structure

     

   With both parents

264 (45.7%)

314 (54.3%)

0.02

1.03

0.6~1.7

   Others

35 (44.9%)

43 (55.1%)

   

Family religion

     

   Yes

196 (45.2)

238 (54.8)

0.09

1.05

0.8~1.5

   None

103 (46.4)

119 (53.6)

   

Living location

     

   Rural

207 (45.6%)

247 (54.4%)

0.00

1.02

0.7~1.4

   Urban

92 (45.5%)

110 (54.5%)

   

Watching TV (weekday)1

     

   Lower

230 (44.3)

289 (55.7)

1.60

0.78

0.5~1.1

   Higher

69 (50.4)

68 (49.6)

   

Using Computer (weekday)2

     

   Lower

221 (45.2)

268 (54.8)

0.10

0.90

0.6~1.3

   Higher

78 (46.7)

89 (53.3)

   
  1. 12Lower/higher frequency: watching TV or using computer is defined as below/above the average total hours on weekdays for the sample.