Article

Ni Shuilleabhain, A and Barry, Joseph and Kelly, Alan and O'Kelly, F and Darker, Catherine D and O'Dowd, Tom (2014) Alcohol consumption in pregnancy: results from the general practice setting. Irish Journal of Medical Science , 183 , (2) , pp. 231-240.

Gilroy, D and O'Brien, S and Barry, Joseph and Ivers, Jo-Hanna H and Whiston, Lucy and Keenan, Eamon and Darker, Catherine D (2014) Benzodiazepine use in a methadone maintained opiate dependent cohort in Ireland. Heroin Addiction and Related Clinical Problems , 16 , (2) , pp. 23-30.

Darker, Catherine D and Sweeney, Brion and El Hassan, Haytham O and Smyth, Bobby P and Ivers, Jo-Hanna H and Barry, Joseph (2012) Brief interventions are effective in reducing alcohol consumption in opiate-dependent methadone-maintained patients: Results from an implementation study. Drug and Alcohol Review , 31 , (3) , pp. 348-356.

Darker, Catherine D and Sweeney, Brion and El Hassan, Haytham O and Kelly, Alan and Barry, Joseph (2012) Cognitive behavioural coping skills therapy in cocaine using methadone maintained patients: a pilot randomised controlled trial. Heroin Addiction and Related Clinical Problems , 14 , (3) , pp. 101-110.

Anand-Vembar, Shaakya and Keogh, Brian and Higgins, Agnes and Sheaf, Greg and Kartalova-O'Doherty, Yulia and Longe, Olivia and Staines, Lorna and McEvoy, David and Gallant, Allyson J and Wilson, Caroline and Ryan, Leona and FitzGerald, Christine and Nic Aodha, Caoimhe and Ryan, Chelsea and Doody, Michelle and Horkan, Nikki and Hanney, Nora and Breen, Oisín and Thomas, Robyn and Watters, Sarah and Doyle, Louise and Cotter, David and Darker, Catherine D and Cannon, Mary and Lyne, John and McDonald, Colm and Healy, Colm and Donohue, Gary and Burke, Sarah and O'Connor, Karen and Mongan, David and Murphy, Rebecca and O'Keeffe, Donal (2026) Content, implementation, and evaluation of capacity-strengthening initiatives for public and patient involvement in mental health research: a scoping review protocol informed by implementation science. HRB Open Research , 8 .

Darker, Catherine D and Ho, J and Kelly, G and Whiston, L and Barry, Joseph (2016) Demographic and clinical factors predicting retention in methadone maintenance: results from an Irish cohort. Irish Journal of Medical Science , 185 , (2) , pp. 433-441.

Gallant, Allyson J and O'Connor, Karen and Lyne, John Paul and Ryan, Leona and Doody, Michelle and Sheaf, Greg and Higgins, Agnes and Cotter, David and Murphy, Rebecca and Doyle, Louise and McEvoy, David and Keogh, Brian and Anand-Vembar, Shaakya and Cannon, Mary and Donohoe, Gary and Longe, Olivia and McDonald, Colm and Burke, Sara and Healy, Colm and Staines, Lorna and Mongan, David and O'Keeffe, Donal and Wilson, Caroline and Kartalova-O'Doherty, Yulia and Darker, Catherine D (2026) Implementing shared care models for young people with mental health difficulties: a consolidated framework for implementation research- informed scoping review of service integration across physical, sexual and mental health domains. BMC Health Services Research , 26 .

Gamage, NM and Darker, Catherine D and Smyth, Bobby P (2023) Improvement in psychological wellbeing among adolescents with a substance use disorder attending an outpatient treatment programme. Irish Journal of Psychological Medicine , 40 , (3) , pp. 353-360.

O'Toole, John and Hambly, Róisín and Cox, Anne-Marie and O'Shea, Brendan and Darker, Catherine D (2014) Methadone-maintained patients in primary care have higher rates of chronic disease and multimorbidity, and use health services more intensively than matched controls. The European Journal of General Practice , 20 , (4) , pp. 275-20.

Darker, Catherine D and Nicolson, G and Reddon, H and O'Connor, K and Jennings, R and O'Connell, N (2024) Monthly engagement with EIP keyworkers was associated with a five-fold increase in the odds of engagement with psychosocial interventions. BMC Psychiatry , 24 .

Darker, Catherine D and Sweeney, Brion and El Hassan, Haytham O and Kelly, A and O'Connor, Sile and Smyth, Bobby P and Barry, Joseph (2012) Non-attendance at counselling therapy in cocaine-using methadone-maintained patients: lessons learnt from an abandoned randomised controlled trial. Irish Journal of Medical Science , 181 , (4) , pp. 483-489.

Apantaku-Olajide, Tunde and Darker, Catherine D and Smyth, Bobby P (2013) Onset of cocaine use: associated alcohol intoxication and psychosocial characteristics among adolescents in substance abuse treatment. Journal of Addiction Medicine , 7 , (3) , pp. 183-188.

McCarron, Peter and Smyth, Bobby P and Carroll, G and Glynn, Michael and Barry, Joseph and Whiston, L and Keenan, Eamon and Darker, Catherine D and Truszkowska, Edyta (2022) Patterns of new psychoactive substance use among opioid-dependent patients attending for opioid substitution treatment. Heroin Addiction and Related Clinical Problems , 24 , (1) , pp. 21-29.

Hayes, Catherine B and Patterson, Jenny and Castello, Stefania and Burke, Emma and O'Connell, Nicola and Darker, Catherine D and Bauld, Linda and Vance, Joanne and Ciblis, Aurelia and Dobbie, Fiona and Loudon, Kirsty and Devane, Declan and Dougall, Nadine (2022) Peer-delivery of a gender-specific smoking cessation intervention for women living in disadvantaged communities in Ireland we can Quit2 (WCQ2)-a pilot cluster randomized controlled trial. Nicotine & Tobacco Research , 24 , (4) , pp. 564-573.

Barry, Joseph and Darker, Catherine D and Thomas, David E and Allwright, Shane and O'Dowd, Tom (2010) Primary medical care in Irish prisons. BMC Health Services Research , 10 , p. 74.

Darker, Catherine D and Burke, Emma and Castello, Stefania and O'Sullivan, Karin and O'Connell, Nicola and Vance, Joanne and Reynolds, Caitriona and Buggy, Aine and Dougall, Nadine and Loudon, Kirsty and Williams, Pauline and Dobbie, Fiona and Bauld, Linda and Hayes, Catherine B (2022) A process evaluation of 'we can quit': a community-based smoking cessation intervention targeting women from areas of socio-disadvantage in Ireland. BMC Public Health , 22 , (1) , p. 1528.

Darker, Catherine D and Sweeney, Brion and Barry, Joseph and Farrell, Michael and Donnelly-Swift, Erica (2015) Psychosocial interventions for benzodiazepine harmful use, abuse or dependence. Cochrane Database of Systematic Reviews , (5) .

Darker, Catherine D and Ivers, Jo-Hanna H and O'Farrell, Anne and Dolan, R and Eldin, L and Allwright, Shane (2013) A qualitative study of the perceived impact of a community mobilisation intervention to reduce alcohol consumption among amateur sportsmen. Irish Journal of Psychological Medicine , 30 , (1) , pp. 57-66.

Darker, Catherine D and Sweeney, Brion and Keenan, Eamon and Whiston, Lucy and Anderson, Rolande and Barry, Joseph (2016) Screening and brief interventions for illicit drug use and alcohol use in methadone maintained opiate-dependent patients: results of a pilot cluster randomized controlled trial feasibility study. Substance Use & Misuse , 51 , (9) , pp. 1104-1115.

Ducray, Kevin and Darker, Catherine D and Smyth, Bobby P (2012) Situational and psycho-social factors associated with relapse following residential detoxification in a population of Irish opioid dependent patients. Irish Journal of Psychological Medicine , 29 , (2) , pp. 72-79.

Smyth, Bobby P and James, Philip and Cullen, Walter and Darker, Catherine D (2015) "So prohibition can work?" Changes in use of novel psychoactive substances among adolescents attending a drug and alcohol treatment service following a legislative ban. International Journal of Drug Policy , 26 , (9) , pp. 887-889.

McEvoy, David and Sweeney, Colm and Ryan, Leona and Wilson, Caroline and Healy, Colm and Mongan, David and Sheaf, Greg and Higgins, Agnes and Gallant, Allyson J and Doyle, Louise and Darker, Catherine D and Keogh, Brian and Kartalova-O'Doherty, Yulia and Murphy, Rebecca and Fitzgerald, Christine and Staines, Lorna and Lyne, John Paul and O'Connor, Karen and Anand-Vembar, Shaakya and O'Keeffe, Donal and Nic Aodha, Caoimhe and Cannon, Mary and Donohoe, Gary and Longe, Olivia and McDonald, Colm and Burke, Sara and Breen, Oisin and Thomas, Robyn and Doody, Michelle and Cotter, David (2026) A systematic review identifying personally modifiable factors for self-harm recovery in young people and the barriers and facilitators to their implementation. Journal of Psychiatric Research , 196 , pp. 210-233.

Darker, Catherine D and Sweeney, Brion and Keenan, Eamon and Whiston, Lucy and Anderson, Rolande and Barry, Joseph (2016) Tailoring a brief intervention for illicit drug use and alcohol use in Irish methadone maintained opiate dependent patients: a qualitative process. BMC Psychiatry , 16 , (373) .

Smyth, Bobby P and Darker, Catherine D and Donnelly-Swift, Erica and Barry, Joseph and Allwright, Shane (2010) A telephone survey of parental attitudes and behaviours regarding teenage drinking. BMC Public Health , 10 , p. 297.

Loughrey, David G and Stapleton, Kaye and Bickerdike, Andrea and Byrne, Michael and Calnan, Susan and Burns, Con and Devaney, Eva and Dooris, Mark T and Kennedy, Sarah and Mahon, Caroline and Mullin, Martina and O'Neill, Cian and O'Neill, Mary and Tierney, Audrey and Woods, Catherine and Mockler, David and Norton, Catherine and Van Den Broucke, Stephen and Squires, Vicki and Smith, Susan and Doherty, Lena and Noonan, Aoife and Darker, Catherine D (2026) Toolkits for assessing health promotion in higher education institutions: a global scoping review with narrative synthesis. International Journal of Health Promotion and Education , Early online .

Darker, Catherine D and Palmer, Deirdre and O'Reilly, G and Whiston, Lucy and Smyth, Bobby P (2015) Young people in drug treatment in Ireland: their views on substance use aetiology, trajectory, parents’ role in substance use and coping skills. Irish Journal of Psychological Medicine , 32 , (3) , pp. 247-258.

Report

Darker, Catherine D and O’Connell, Nicola and Reddon, Hudson and Nicolson, Gail (2022) The National clinical programme for early Intervention in psychosis: a process evaluation of the implementation of a new model of care in three demonstration sites. End of project report. Dublin: Trinity College Dublin.

Darker, Catherine D and Martin, Carmel and O'Dowd, Tom and O'Kelly, Fergus Desmond and O'Kelly, Mark and O'Shea, Brendan (2011) A national survey of chronic disease management in Irish general practice. Dublin: Irish College of General Practitioners.

Teljeur, Conor and Darker, Catherine D and Barry, Joseph and O'Dowd, Tom (2019) The Trinity national deprivation index for health & health services research 2016. Dublin: Trinity College Dublin.

Conference or Workshop Item

Doyle, Frank and Darker, Catherine D and Nixon, Elizabeth and Hevey, David (2019) The effects of training low SES adolescents in Motivational Interviewing for health behaviour change among peers. Poster. In: 33rd Annual Conference of the European Health Psychology Society, 3-7 September 2019, Dubrovnik, Croatia.