Sanci 2012.

Trial name or title	Prevention Access and Risk Taking in Young People (PARTY)
Methods	Study design: cluster RCT (unit of randomisation = general practice) Intervention arm(s): health professional training, screening, and brief intervention regarding a range of health risk behaviours following consultation with a general practitioner Comparator arm(s): standard health consultation + assessment completion Sample size calculation performed: yes Country: Australia; State: Victoria, Melbourne Setting: primary care Focus: universal
Participants	Number of schools randomised: N/A; 42 general practices randomised to intervention or control Number of participants randomised (total and by arm): N/S Age (range or mean (SD)) and grade at the start: N/S Gender: N/S Ethnicity: N/S SES: N/S Inclusion criteria: youth aged 14 to 24 years, attending participating clinicians Exclusion criteria: physically or mentally unwell patients (e.g. vomiting, febrile, weak, cognitively impaired, psychotic), unable to read or speak English, younger than 18 + parent refusal of content + judged by clinician to be incompetent to make informed decisions regarding risks and benefits of involvement
Interventions	Randomisation before or after baseline survey: before; baseline sample different from that followed up at 3 and 12 months post intervention Duration of the intervention (excluding follow‐up): 10 to 30‐minute consultation Description of the intervention: psychosocial health‐risk behaviour screening and subsequent intervention to prevent health risk behaviours; also training of general practitioners and nurse practitioners on screening principles, adolescent development, and risky behaviours Brief description of the theoretical model: N/S Description of the comparator: standard consultation with general practitioner and assessment completion at 3 and 12 months post consultation
Outcomes	Primary: comparison of intervention and control arms in terms of young people's uptake of health risk behaviour Secondary: N/S; general risk behaviour outcomes assessed include smoking, alcohol and other substance use, risky sexual behaviours, vehicle‐related risk behaviour, nutrition, physical activity, self‐harm, antisocial behaviour, and incidences of bullying
Starting date	2005 (piloting)
Contact information	Lena Sanci; l.sanci@unimelb.edu.au
Notes	Trial registration number: ISRCTN16059206 Protocol available; initial results of RCT available as conference presentation abstract only