Example of reoffending measure with a rolling 12 month cohort
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Example of reoffending measure with a rolling 12 month cohort
description
Example of reoffending measure with a rolling 12 month cohort. Why a rolling 12 month cohort?. A rolling cohort will allow results from a full years cohort to be produced four times a year. Getting more timely information to the front line. A new 12 month cohort will start every quarter. - PowerPoint PPT Presentation
Transcript of Example of reoffending measure with a rolling 12 month cohort
Example of reoffending measure with a rolling 12 month cohort
Why a rolling 12 month cohort?
• A rolling cohort will allow results from a full years cohort to be produced four times a year.
• Getting more timely information to the front line.
• A new 12 month cohort will start every quarter.
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009 Apr
2010
Offenders enter cohort A: January – December 2009
Offenders enter cohort B: April 2009-March 2010
June2010
2009 2010 2011
Reports October 2011
Reports Janaury 2012
Offenders enter cohort C: July 2009 – June 2010
Offenders enter cohort D: Oct 2009 – Sept 2010
Offenders enter cohort E: January – December 2010
Reports May 2012
Reports August 2012
Cohort A: reoffending tracked over 12m
Cohort B: reoffending tracked over 12m
Cohort C: reoffending tracked over 12m
Cohort D: reoffending tracked over 12m
Cohort E: reoffending tracked over 12m
January 2009 - Meet Jonny…
Jonny is 15 and not known to the youth
justice system in January 2009 when
Cohort A starts.
February 2009
In February 2009 he gets into a fight with a friend and ends up assaulting the police officer who tries to break it up. For this, Jonny receives a police reprimand and enters the reoffending cohort for 2009 (Cohort A).
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009
Apr 2010
Cohort A
Feb 2009:
Jonny assaults a police officer and enters Cohort A with a reprimand
June2010
2009 2010 2011
Index offence for Cohort A
June 2009
In June 2009 Jonny wants to get his mother a
birthday present but has no money. So he steals
some flowers from a florist and gets caught. Jonny
gets a final warning. Jonny has now reoffended
and this counts as the 1st reoffence in Cohort A.
Because this offence occurs in a new quarter than the one he was first identified in, he now also enters Cohort B.
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009
Apr 2010
Cohort A
Cohort B
Feb 2009:
Jonny assaults a police officer and enters Cohort A with a reprimand
June 2009
Jonny steals from
a shop, 1st reoffences in Cohort A (gets final warning)
Jonny enters Cohort B with a final warning
June2010
2009 2010 2011
Index offence for Cohort B
November 2009
In November 2009 Jonny is persuaded by some
friends to help with a burglary. The neighbours
hear a noise and call the police, Jonny is caught at
the scene. Jonny goes to court for the first time
and gets a referral order.
Jonny has now reoffended again and this counts as his 2nd reoffence in Cohort A and his 1st reoffence in Cohort B. He now also enters Cohort C.
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009
Apr 2010
Cohort A
Cohort B
Feb 2009:
Jonny assaults a police officer and enters Cohort A with a reprimand
June 2009
Jonny steals from
a shop, 1st reoffences in Cohort A (gets final warning)
Jonny enters Cohort B with a final warning
Nov 2009
Jonny is caught in a burglary, 2nd reoffences in Cohort A. Gets a referral order
1st reoffences in Cohort B
June2010
2009 2010 2011
Cohort C
Jonny enters Cohort C with a referral order
Index offence for Cohort C
February 2010 – Jonny tracked for 12 months after his first offence
Jonny entered Cohort A in February 2009 with an indexoffence of assaulting a police officer. During the following 12 months Jonny had two more offences for theft andburglary.
When the reoffending results for Cohort A are calculatedJonny is included in the cohort and has two reoffences.
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009
Apr 2010
Cohort A
Feb 2009:
Jonny assaults a police officer and enters Cohort A with a reprimand
June 2009
Jonny steals from
a shop, 1st reoffences in Cohort A (gets final warning)
Nov 2009
Jonny is caught in a burglary, 2nd reoffences in Cohort A. Gets a referral order
June2010
2009 2010 2011
Results for 2009 count show Jonny has two reoffences.
12 months after index
offence
June 2010 – 12 months after Jonny entered Cohort B
Jonny entered Cohort B in June 2009 with an index
offence of theft (flowers). During the following 12 months Jonny had one more offence for burglary.
When the reoffending results for Cohort B are calculated
Jonny is included in the cohort and has one reoffence.
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009
Apr 2010
Cohort B
Jonny enters Cohort B with a final warning
1st reoffence in Cohort B
June2010
2009 2010 2011
Results for 2009/10 count show Jonny has one reoffence.
June 2010
In June 2010, it is Jonny’s mum’s birthday
again, this year he wants to get her perfume but
has no money so he steals from a shop and gets
caught. Jonny goes to court for the second time
and gets a YRO.
Jonny has now reoffended again and this counts as his 1st
reoffence in Cohort C. He now also enters Cohort D
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009
Apr 2010
June2010
2009 2010 2011
Cohort C
Nov 2009
Jonny commits burglary and enters Cohort C with a referral order
Jun 2010
Jonny gets a YRO for theft, 1st reoffence in Cohort C
Jonny enters Cohort D with a YRO Index offence
for Cohort D
Cohort D
November 2010 – 12 months after Jonny entered cohort C
Jonny entered Cohort C in November 2009 with an index
offence of burglary. During the following 12 months Jonny had one more offence for theft (perfume).
When the reoffending results for Cohort C are calculated
Jonny is included in the cohort and has one reoffence.
June 2011 – 12 months after Jonny entered cohort D
Jonny entered Cohort D in June 2010 with an index
offence of theft (perfume). During the following 12 months
Jonny had no further offences.
When the reoffending results for Cohort D are calculated
Jonny is included in the cohort but not in the reoffending
figures as he did not reoffend.
Jan 2009
Dec 2009
Jan 2010
Dec 2010
Jan 2011
Mar
2011
Mar 2009
Apr 2010
Cohort A
Cohort B
June2010
Results for Cohort A show Jonny has reoffended and has two reoffences in the period.
Results for Cohort B show Jonny has reoffended and has one reoffences in the period.
2009 2010 2011
Cohort C
Cohort D
Results for Cohort C show Jonny has reoffended and has one reoffences in the period.
Results for Cohort D show Jonny has not reoffended.
Jonny as a unique young person is counted differently in different cohorts. However each cohort gives figures for what happened in the 12 months since Jonny entered each cohort.
This method allows reoffending to be reported four times a year, rather than just once, reducing the lag for information.
October 2011
Janaury 2012
May 2012
August 2012
