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Table 4 Means and standard deviations of aggregated health risk behaviors over 3 years

From: Changes in health risk behaviors of elementary school students in northern Taiwan from 2001 to 2003: results from the child and adolescent behaviors in long-term evolution study

 

Aggressive behaviors

Substance use behaviors

Unhealthy habits

 

Grade 4

Grade 5

Grade 6

Grade 4

Grade 5

Grade 6

Grade 4

Grade 5

Grade 6

Mean

5.85

5.61

6.06

3.13

3.08

3.08

11.50

11.08

11.74

Standard deviation

1.70

1.66

1.79

0.54

0.38

0.36

2.77

2.83

2.87

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BMC Public Health

ISSN: 1471-2458

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