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HelpedOther outcomes
A short lesson on personality change cut teen depression more than the other group
96 people · Randomised · 1 tool tested
HelpedProcrastination
An acceptance-based group course may have cut how much students put things off
60 people · 3 tools tested
HelpedRoutines
Fare rebates for early subway exits moved commuters' trips earlier, and it lasted
348 people · Randomised · 1 tool tested
No differenceProcrastination
Both kinds of therapy reduced putting things off; only group therapy kept the gains.
92 people · Randomised · 2 tools tested
No comparisonGoals
Students tended to finish more weekly tasks when a reward or penalty was set
34 people · One group · 2 tools used
No comparisonMotivation
One ADHD workshop for families may raise knowledge but not reduce stigma
35 people · One group
HelpedGoals
Points, levels and leaderboards led to more tags but not more enjoyment.
273 people · Randomised · 3 tools tested
HelpedGoals
Medicine help worked a little; help linked to habits worked better.
739 studies pooled · 568,811 people · 4 tools tested
HelpedMotivation
Judging own work helped students use study strategies a bit and feel more capable.
12 studies pooled · 369 people · 1 tool tested
No comparisonOther outcomes
Advice on sleep habits improved sleep, but less than insomnia therapy did
1,194 people · 2 tools tested
MixedGoals
An after-school skills program cut homework problems in young teens with ADHD
326 people · Randomised · 3 tools tested
HelpedGoals
A few short meetings may help adults with diabetes plan activity and walk more
23 people · Randomised · 3 tools tested
HelpedGoals
Parents rated home problems lower after a skills therapy for teens with ADHD
128 people · Randomised · 4 tools tested
HelpedTime management
Four short sessions may have increased skills for managing exercise
23 people · Randomised · 5 tools tested
No comparisonProcrastination
Online therapy for putting things off kept people's gains for a year
150 people · Randomised · 1 tool tested
HelpedTime management
Pills added to group therapy may speed up gains in ADHD symptoms.
88 people · Randomised · 7 tools used
HelpedGoals
Changing beliefs about health led to small-to-medium changes in what people did.
90 studies pooled · 29,520 people
No comparisonOther outcomes
Tax knowledge rose over a forecasting game; there was no other group to compare
81 people · One group · 3 tools used
HelpedMotivation
Class lessons on why maths matters made students value it more
1,916 people · Randomised · 2 tools tested
No differenceHabits
Flossing before or after brushing, and looks versus health messages, made no clear difference
118 people · Randomised · 1 tool tested
No differenceMotivation
Coaching helped students reach their goals but did not cut putting things off
108 people · Randomised · 1 tool tested
HelpedOther outcomes
An online smartphone course may ease inattention in adults with ADHD.
57 people · Randomised · 3 tools tested
No comparisonTime management
Therapy focused on follow-through may have helped one adult with ADHD get a job
1 person · One group · 2 tools used
HelpedMotivation
Efforts to boost motivation helped students, but results varied
92 studies pooled · 38,377 people
