One widely cited study, on schools in Long Beach, California, showed a decrease in school crime after the introduction of uniforms, but the city had taken many other measures to reduce violence at the same time, so it's hard to tease out how much uniforms mattered.
An important aspect, which emerged from some of the studies, is a significant decrease in school absenteeism due to migraine [10] and a reduction in the disability caused by migraine (as assessed by PedMIDAS), leading to an improvement in the childrens' quality of life [10, 14].
By evidence I mean that we had a experimental group and a control group and we saw a decrease in school shootings in the experimental group.
The report, which uses the most recent data available though 2012, shows an overall decrease in school crime throughout the past 10 years, although a slight uptick began in 2010.
Since 2001, HCI has trained over 60,000 families nationwide in seven languages, reporting a 43% decrease in school days missed and 56% decrease in clinic visits, but it goes beyond lowered clinic visits or reduced sick days.
But with the state's budget crisis already causing deep cuts in school districts statewide, and a proposed $1.3 billion decrease in school spending next year, the state's ambitious plans are likely to be reined in, which in turn may hurt its chances for the federal cash.
Regardless of the exact time period of change, both students and parents in our school sample reported a decrease in school-related Qol with increasing student age.
The discontinuities in student school bonding may explain some of the observed decrease in school-related QoL between the 6th and 8th grades.
In the second week, the psychoeducational intervention started with a brief recap of the topics covered in the first meeting, with an emphasis upon possible behavioral changes, decrease in school performance, and distress resulting from mental health problems.
BREATHE LA estimates the project could yield a 10 15% decrease in school absenteeism due to asthma and a $2.7 million savings in avoided asthma-related emergency room visits and hospitalizations.
