Multicentre aneurysm screening study

ISRCTN	ISRCTN37381646
DOI	https://doi.org/10.1186/ISRCTN37381646
Protocol serial number	G9533930
Sponsor	Medical Research Council (MRC) (UK)
Funder	Medical Research Council (MRC) (UK)

Prospectively registered

Protocol

Statistical analysis plan

Results

Individual participant data

Plain English summary of protocol

Not provided at time of registration

Mr RAP Scott
Scientific

Scott Research Unit
CMEC
St Richard's Hospital
Spitalfield Lane
Chichester
PO19 4SE
United Kingdom

Primary study design	Interventional
Study design	Randomised controlled trial
Secondary study design	Randomised controlled trial
Scientific title
Study acronym	MASS
Study objectives	To assess the effect of ultrasound screening for abdominal aortic aneurysm (AAA) on mortality from ruptured AAA.
Ethics approval(s)	Not provided at time of registration
Health condition(s) or problem(s) studied	Cardiovascular
Intervention	Ultrasound screening/control
Intervention type	Other
Primary outcome measure(s)	1. Mortality for ruptured AAA as detected through the ONS and overall mortality 2. Cost effectiveness of screening for AAA and its effect on quality of life
Key secondary outcome measure(s)	Not provided at time of registration
Completion date	16/02/2007

Participant type(s)	Patient
Age group	Senior
Sex	Male
Target sample size at registration	66000
Key inclusion criteria	Men aged 65-74 years on GP lists
Key exclusion criteria	1. Died before randomisation 2. Incorrect patient demographics
Date of first enrolment	17/02/1997
Date of final enrolment	16/02/2007

Scott Research Unit

Chichester
PO19 4SE
United Kingdom

Individual participant data (IPD) Intention to share	No
IPD sharing plan summary	Not provided at time of registration
IPD sharing plan

Output type	Details	Date created	Peer reviewed?	Patient-facing?
Results article	results	15/05/2007	Yes	No
Results article	results	24/06/2009	Yes	No
Results article	results	01/12/2012	Yes	No