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Is relatively young age within a school year a risk factor for mental health problems and poor school performance? A population-based cross-sectional study of adolescents in Oslo, Norway

Overview of attention for article published in BMC Public Health, October 2005
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Title
Is relatively young age within a school year a risk factor for mental health problems and poor school performance? A population-based cross-sectional study of adolescents in Oslo, Norway
Published in
BMC Public Health, October 2005
DOI 10.1186/1471-2458-5-102
Pubmed ID
Authors

Lars Lien, Kristian Tambs, Brit Oppedal, Sonja Heyerdahl, Espen Bjertness

Abstract

Several studies have shown that children who are relatively young within a school year are at greater risk for poorer school performance compared with their older peers. One study also reported that relative age within a school year is an independent risk factor for emotional and behavioral problems. The objective of this study was to test the hypothesis that relatively younger adolescents in the multiethnic population of Oslo have poorer school performance and more mental health problems than their relatively older classmates within the same school year.

X Demographics

X Demographics

The data shown below were collected from the profile of 1 X user who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 90 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
United Kingdom 1 1%
Spain 1 1%
Unknown 88 98%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 17 19%
Student > Master 12 13%
Student > Doctoral Student 12 13%
Student > Bachelor 8 9%
Researcher 6 7%
Other 13 14%
Unknown 22 24%
Readers by discipline Count As %
Psychology 21 23%
Medicine and Dentistry 14 16%
Social Sciences 11 12%
Agricultural and Biological Sciences 3 3%
Sports and Recreations 3 3%
Other 15 17%
Unknown 23 26%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 1. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 16 February 2012.
All research outputs
#15,242,272
of 22,663,150 outputs
Outputs from BMC Public Health
#11,246
of 14,743 outputs
Outputs of similar age
#51,952
of 59,011 outputs
Outputs of similar age from BMC Public Health
#10
of 13 outputs
Altmetric has tracked 22,663,150 research outputs across all sources so far. This one is in the 22nd percentile – i.e., 22% of other outputs scored the same or lower than it.
So far Altmetric has tracked 14,743 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 13.9. This one is in the 16th percentile – i.e., 16% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 59,011 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 6th percentile – i.e., 6% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 13 others from the same source and published within six weeks on either side of this one. This one is in the 23rd percentile – i.e., 23% of its contemporaries scored the same or lower than it.