Search Results - "O’Rourke, Holly P."

Reasons for Testing Mediation in the Absence of an Intervention Effect: A Research Imperative in Prevention and Intervention Research by O'Rourke, Holly P, MacKinnon, David P

“…Mediation models are used in prevention and intervention research to assess the mechanisms by which interventions influence outcomes. However, researchers may…”
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Statistical properties of four effect-size measures for mediation models by Miočević, Milica, O’Rourke, Holly P., MacKinnon, David P., Brown, Hendricks C.

“…This project examined the performance of classical and Bayesian estimators of four effect size measures for the indirect effect in a single-mediator model and…”
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When the test of mediation is more powerful than the test of the total effect by O’Rourke, Holly P., MacKinnon, David P.

“…Although previous research has studied power in mediation models, the extent to which the inclusion of a mediator will increase power has not been…”
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Dynamic change meets mechanisms of change: Examining mediators in the latent change score framework by Hilley, Chanler D., O’Rourke, Holly P.

“…Researchers in behavioral sciences are often interested in longitudinal behavior change outcomes and the mechanisms that influence changes in these outcomes…”
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The Importance of Time Metric Precision When Implementing Bivariate Latent Change Score Models by O'Rourke, Holly P., Fine, Kimberly L., Grimm, Kevin J., MacKinnon, David P.

“…The literature on latent change score models does not discuss the importance of using a precise time metric when structuring the data. This study examined the…”
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Analyzing Monte Carlo Simulation Studies With Classification and Regression Trees by Gonzalez, Oscar, O'Rourke, Holly P., Wurpts, Ingrid C., Grimm, Kevin J.

“…Monte Carlo simulations are an important tool for researchers to study statistical properties of estimators, such as parameter bias, or the limits of various…”
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Value-Expressive Volunteer Motivation and Volunteering by Older Adults: Relationships With Religiosity and Spirituality by Okun, Morris A, O'Rourke, Holly P, Keller, Brian, Johnson, Kathryn A, Enders, Craig

“…This study investigates the interplay among religiosity, spirituality, value-expressive volunteer motivation, and volunteering. We examined religiosity and…”
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Adolescent tolerance for deviance, cigarette smoking trajectories, and premature mortality: A longitudinal study by Macy, Jonathan T., O'Rourke, Holly P., Seo, Dong-Chul, Presson, Clark C., Chassin, Laurie

“…Cigarette smoking is a well-established cause of excess morbidity and mortality in the United States and globally. The current study builds on the existing…”
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Sexual and gender identity and note-leaving among adult suicide decedents in the USA by O'Rourke, Holly P., Hilley, Chanler D., Lowell, Emily, Sheehan, Connor M.

“…Suicide is one of the leading causes of preventable death in the USA, representing a critical public health threat. Suicide risks differ for different…”
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Mediation analysis with zero-inflated substance use outcomes: Challenges and recommendations by O'Rourke, Holly P., Vazquez, Edwin

“…Mediating mechanisms are important components of substance use research, as many substance use interventions work by targeting mediating variables. One issue…”
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Are recreational cannabis laws associated with declining medical cannabis program enrollment in the U.S.? An analysis of cardholder enrollment and demographic characteristics from 2013 to 2020 by Okey, Sarah A., Castro, Saul A., Waddell, Jack T., Jones, Connor B., Blake, Austin J., O'Rourke, Holly P., Davis, Mary C., Meier, Madeline H.

“…•Medical cannabis program enrollment increased in states without recreational laws.•Medical cannabis program enrollment decreased in states with recreational…”
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The SHIELD (Safety & Health Improvement: Enhancing Law Enforcement Departments) Study: Mixed Methods Longitudinal Findings by Kuehl, Kerry S., Elliot, Diane L., MacKinnon, David P., O’Rourke, Holly P., DeFrancesco, Carol, Miočević, Milica, Valente, Matthew, Sleigh, Adriana, Garg, Bharti, McGinnis, Wendy, Kuehl, Hannah

“…The SHIELD (Safety & Health Improvement: Enhancing Law Enforcement Departments) Study is a worksite wellness team-based intervention among police and sheriff…”
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Sex and post-menopause hormone therapy effects on hippocampal volume and verbal memory by Braden, B. Blair, Dassel, Kara B., Bimonte-Nelson, Heather A., O'Rourke, Holly P., Connor, Donald J., Moorhous, Sallie, Sabbagh, Marwan N., Caselli, Richard J., Baxter, Leslie C.

“…Many studies suggest sex differences in memory and hippocampal size, and that hormone therapy (HT) may positively affect these measures in women; however, the…”
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The safety and health improvement: enhancing law enforcement departments study: feasibility and findings by Kuehl, Kerry S, Elliot, Diane L, Goldberg, Linn, MacKinnon, David P, Vila, Bryan J, Smith, Jennifer, Miočević, Milica, O'Rourke, Holly P, Valente, Matthew J, DeFrancesco, Carol, Sleigh, Adriana, McGinnis, Wendy

“…This randomized prospective trial aimed to assess the feasibility and efficacy of a team-based worksite health and safety intervention for law enforcement…”
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Science, God, and the cosmos: Science both erodes (via logic) and promotes (via awe) belief in God by Johnson, Kathryn A., Moon, Jordan W., Okun, Morris A., Scott, Matthew J., O'Rourke, Holly P., Hook, Joshua N., Cohen, Adam B.

“…Science and analytical thinking have been linked with atheism. We propose dual pathways whereby scientific engagement may have paradoxical effects on belief in…”
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Time Metric in Latent Difference Score Models by O'Rourke, Holly P

“…Time metric is an important consideration for all longitudinal models because it can influence the interpretation of estimates, parameter estimate accuracy,…”
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The SHIELD (Safety Health Improvement: Enhancing Law Enforcement Departments) Study: Feasibility and Findings by Kerry Stephen Kuehl, Diane L. Elliot, Linn eGoldberg, David P. MacKinnon, Bryan J. Vila, Jennifer L. Smith, Milica eMiocevic, Holly P. O'Rourke, Matthew eValente, Carol eDeFrancesco, Adrianna eSleigh, Wendy eMcGinnis

“…This randomized prospective trial aimed to assess the feasibility and efficacy of a team-based worksite health and safety intervention for law enforcement…”
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The SHIELD (Safety & Health Improvement: Enhancing Law Enforcement Departments) Study Mixed Methods Longitudinal Findings by Kuehl, Kerry S., Elliot, Diane L., MacKinnon, David P., O’Rourke, Holly P., DeFrancesco, Carol, Miočević, Milica, Valente, Matthew, Sleigh, Adriana, Garg, Bharti, McGinnis, Wendy, Kuehl, Hannah

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