Peter Verboon

Open University of the Netherlands | OU · Department of Psychology

Cyclical patterns in ecological momentary assessment (EMA) data on emotions have remained relatively underresearched. Addressing such patterns can help to better understand emotion dynamics across time and contexts. However, no general rules of thumb are readily available for psychological researchers to determine the required sample size for measu...

Background Problematic Hypersexuality (PH) is defined as a distress caused by hypersexuality, to the extent that seeking treatment is considered. PH was previously measured with instruments stemming from different perspectives on problems related to hypersexuality. These instruments might best be analyzed in unison to discover the most optimal set...

Background This study focuses on the Budd app, a mobile health intervention designed for gay, bisexual, and other men who have sex with men who participate in chemsex. Chemsex, the use of psychoactive drugs in a sexual context, presents substantial health risks including increased HIV transmission and mental health issues. Addressing these risks re...

Background Problematic Hypersexuality (PH) is defined as a distress caused by hypersexuality, to the extent that seeking treatment is considered. PH was previously measured with instruments stemming from different perspectives on problems related to hypersexuality. These instruments might best be analyzed in unison to discover the most optimal set...

Electronic health (eHealth) and mobile health (mHealth) could stimulate physical activity (PA) in a time-efficient and cost-effective way. This randomized controlled trial aims to investigate effects on moderate-to-vigorous PA (MVPA) of different combined computer- and mobile-based PA interventions targeted at adults aged 50 years and over. Partici...

Few weight loss and weight loss maintenance interventions are tailored to include factors demonstrated to predict the user’s behavior. Establishing the feasibility and acceptability of such interventions is crucial. The aim of this study was to assess the acceptability and feasibility of a theory-based, tailored, online-delivered weight loss and we...

Introduction The aim of the present study was to evaluate the effects of an individual music therapy intervention and an individual music listening intervention on neuropsychiatric symptoms and quality of life in people with dementia living in a nursing home and on professional caregiver’s burden to be able to make statements about their specific v...

BACKGROUND This study focuses on the Budd app, a mobile health intervention designed for gay, bisexual, and other men who have sex with men who participate in chemsex. Chemsex, the use of psychoactive drugs in a sexual context, presents substantial health risks including increased HIV transmission and mental health issues. Addressing these risks re...

Background: Reviews of depression interventions in nursing home residents resulted in positive findings. However, because of the heterogeneity of the studies, it remains unclear what works for whom. Considering moderator effects may contribute to a comprehensive understanding of depression treatment in residents. Therefore, this study aims to revie...

Substance use disorders (SUDs) are a significant concern for public health. Preliminary research suggests that physical activity (PA) may offer health benefits for individuals in SUD treatment. However, conclusive evidence is still lacking. High relapse rates, the presence of considerable comorbidity, and issues with motivation among people with SU...

Objective The aim of this study was to explore health perceptions and self-defined facilitators to health in general population. An additional aim of the study was to assess if these perceptions were connected with the context of the Covid-19 pandemic. Design We applied photo-elicitation method by gathering original photographs and narratives (cap...

Background: HIV-related self-stigma is associated with poorer health outcomes, reduced quality of life and less access to HIV care and treatment for people living with HIV (PLHIV) worldwide. Unfortunately, programs that effectively target self-stigma among PLHIV remain scarce. The RESilience & Empowerment Training (RESET) is a Dutch face-to-face gr...

Background: Problematic Hypersexuality (PH) is defined as a distress caused by hypersexuality, to the extent that seeking treatment is considered. PH was previously measured with instruments stemming from different perspectives on PH. These instruments might best be analyzed in unison to discover the most optimal set of characteristics to measure P...

Background: Child anxiety is a highly prevalent and debilitating condition. Questionnaires can help detecting high levels of anxiety in children. No child anxiety questionnaires entailing the full range of the DSM-5 anxiety disorders are available for the Arab World. Therefore, we aimed to translate the child self-report questionnaire of the Youth...

Introduction Mental health care provided to offenders with psychiatric problems in forensic settings mainly consists of verbal oriented treatments. In addition, experience-based therapies are used such as (creative) arts therapies: (visual) art therapy, music therapy, drama therapy and dance (movement) therapy. There are indications for effectivene...

Chemsex refers to the intentional use of drugs before or during sex in a specific context, typically involving prolonged sex sessions with multiple partners. Engaging in chemsex is associated with a wide range of health risks and related risk behaviors. We developed a mobile phone application (‘Budd-app’) to support and inform chemsex participants,...

Objective The current research examined the effect of Emotionally Focused Couples Therapy (EFCT) on perceived intimacy, affect, and dyadic connection in cancer survivor couples with relationship challenges. Method In this longitudinal replicated single-case study, positive and negative affect, intimacy, partner responsiveness, and expression of at...

Background and aims: When attempting to stop smoking, discrete smoking events ('lapses') are strongly associated with a return to regular smoking ('relapse'). No study has yet pooled the psychological and contextual antecedents of lapse incidence, captured in Ecological Momentary Assessment (EMA) studies. This systematic review and meta-analysis a...

In some areas of sex research, we note room for methodological improvement of research practices. In particular, in the field of hypersexuality research, where societal norms have been influential, methodological improvement might advance goals of objectivity in research. We propose that hypersexuality research should: firstly, take into account re...

Employee withdrawal is a critical issue for organizations and has been the topic of extensive research. While much turnover research used between‐person designs, this study focused on the impact of within‐person changes in job characteristics on job attitudes and withdrawal behavior, using the challenge‐hindrance stressor as our main theoretical fr...

Ecological Momentary Assessment (EMA) involves repeated, real-time sampling of health behaviours in context. We present the state-of-knowledge in EMA research focused on five key health behaviours (physical activity and sedentary behaviour, dietary behaviour, alcohol consumption, tobacco smoking, sexual health), summarising theoretical (e.g., psych...

Background and Aims: When attempting to stop smoking, discrete smoking events (‘lapses’) are strongly associated with a return to regular smoking (‘relapse’). No study has yet pooled the psychological and contextual antecedents of lapse incidence, captured in Ecological Momentary Assessment (EMA) studies. This systematic review and meta-analysis ai...

We investigated the effect of fluctuations in negative and positive affect on momentary sexual motivation in a sample of women and men in a steady relationship ( n = 133). Sexual motivation was regarded as the aggregate of sexual desire, subjective sexual arousal and openness to sexual contact. Experience sampling methodology was used to collect up...

The analysis of change within subjects over time is an ever more important research topic. Besides modelling the individual trajectories, a related aim is to identify clusters of subjects within these trajectories. Various methods for analyzing these longitudinal trajectories have been proposed. In this paper we investigate the performance of three...

The aim of this study was to explore health perceptions and priorities. Using a photo elicitation method, participants (N=50) were asked to answer the question: ‘What does it mean to choose health’. Data (original photographs, accompanied by captions) were collected online. We generated and interpreted the main themes associated with common percept...

Objectives: To identify and structure potential informal antidepressant strategies that can be used in daily practice for nursing home residents alongside formal treatments. Methods: In a first Group Concept Mapping study, residents, relatives, and professional caregivers (N = 124) brainstormed on strategies residents could use to prevent or all...

Introduction In this study, we compare three different longitudinal clustering methods. As a case study, the comparison of the methods is conducted for the development of loneliness from middle childhood to young adulthood. The aim is to explore how two nonparametric longitudinal cluster methods compare with a model‐based latent class mixture model...

Ecological Momentary Assessment (EMA) involves repeated, real-time sampling of health behaviours in context. We present the state-of-knowledge in EMA research focused on five key health behaviours (physical activity and sedentary behaviour, dietary behaviour, alcohol consumption, tobacco smoking, sexual health), summarising theoretical (e.g., psych...

In the present study, we explore the proposed cyclic models for problematic hypersexuality (PH) that involve shame, self-esteem, and sexual desire. These cyclic models are characterized by temporal associations but have not been investigated previously with intensive longitudinal designs. In this study, we collected up to 70 measurements per partic...

The tutorial aims to explain the basics of multilevel level models using visualizations. It is meant for students and researchers who are relatively new to multilevel analysis. By avoiding formula's as much as possible, the tutorial may in particular be useful for persons with statistical anxiety. Various simple models are explained by visualizing...

Abstract We investigated the effect of fluctuations in negative and positive mood on sexual desire in a sample of women and men in a steady relationship (n=133) with experience sampling methodology. Over a period of seven consecutive days, up to 70 measurements per participant were collected of sexual desire, negative and positive affect. Multileve...

Samenvatting De COVID-19 pandemie veranderde onze manier van werken en organiseren drastisch. Zo verrichtten veel werkenden hun taken gedwongen vanuit huis, terwijl ook huisgenoten thuis moesten blijven. Vanuit de Appraisal Theory onderzochten we hoe de evaluatie/waardering van thuiswerk samenhangt met het welzijn (emotionele uitputting en vitalite...

BACKGROUND Digital health promotion programs tailored to the individual are a potential cost-effective and scalable solution to enable self-management and provide support to people with excess body weight. However, solutions that are personalised, theory- and evidence- based and widely accessible are still limited. OBJECTIVE This study aimed to de...

Background: Digital health promotion programs tailored to the individual are a potential cost-effective and scalable solution to enable self-management and provide support to people with excess body weight. However, solutions that are widely accessible, personalized, and theory- and evidence-based are still limited. Objective: This study aimed t...

Background Although formal treatments like antidepressants and psychotherapy may effectively reduce depression in nursing home residents, side effects and poor treatment adherence are common. To improve depression care, it is important to also learn from informal strategies already used successfully in daily practice, alongside or in absence of for...

Introduction Ecological momentary assessment (EMA) involves repeated, real-time assessments of phenomena (eg, cognitions, emotions, behaviours) over a period of time in naturalistic settings. EMA is increasingly used to study both within-person and between-person processes. We will review EMA studies investigating key health behaviours and synthesi...

The present study examined the relationship between developmental patterns of loneliness and psychosocial functioning among adolescents (9–21 years; N = 110, 52% male). Four-wave longitudinal data were obtained from the Nijmegen Longitudinal Study (NLS) on Infant and Child Development. Loneliness was measured at 9, 13, 16, and 21 years of age and a...

In this online cross-sectional survey study in a large community sample we investigated the associations between attachment-related relational needs, partner responsiveness, intimacy, and sexual desire, using structural equation modeling. Participants were heterosexual and non-heterosexual women and men. Intimacy and partner responsiveness correlat...

This study examined the relationships between perceived public stigma, experienced stigma, and quality of life in people living with HIV (PLHIV), and whether self-stigma mediates these relationships. Cross-sectional data were analyzed from 1704 PLHIV in care at OLVG hospital in the Netherlands. We measured different types of stigma (perceived publi...

This study investigated how middle managers can facilitate change by affecting subordinates’ affective responses and attitudes towards a merger. We utilized leader-member exchange theory and appraisal theory to argue that employees who have a high quality exchange relationships with their supervising manager would be provided with more change infor...

In the present study we investigated the temporal associations between emotional intimacy, daily hassles, and sexual desire of individuals in long-term relationships, and examined the direct and moderating effects of attachment orientation. We investigated these variables by reanalyzing an existing data set. Experience sampling methodology was used...

Introduction Digital behavioural weight loss interventions have the potential to improve public health; however, these interventions are often not adequately tailored to the needs of the participants. This is the protocol for a trial that aims to determine the effectiveness and cost-effectiveness of the Choosing Health programme as a means to promo...

Depression is a serious mental health problem. Therefore, Emotion-regulating Improvisational Music Therapy (EIMT) to prevent depression was developed. The main purpose of this study was to assess effects of EIMT on reducing depressive symptoms in young adult students. A multiple-case study design was used with multiple methods. Eleven cases (female...

This study aimed to assess the best combination of indicators of problematic hypersexuality (PH), in a survey (n = 58,158) targeting individuals wondering if they were sex addicted. The survey allowed for testing of criteria from three theoretical models used to conceptualize PH. Factor analyses for women and men yielded an interpretable grouping o...

eHealth interventions aimed at improving physical activity (PA) can reach large populations with few resources and demands on the population as opposed to centre-based interventions. Active Plus is a proven effective computer-tailored PA intervention for the older adult population focusing on PA in daily life. This manuscript describes the effects...

Objective: To provide insight into the motivational working mechanisms (i.e. mediators) of an effective physical activity (PA) intervention for adults aged over fifty. Design: The mediation model (N = 822) was investigated in an RCT for the total intervention population, participants who were not norm-active at baseline (targeting PA initiation) an...

Background: Many children and adolescents suffer from problematic levels of anxiety, but the multitude of these children do not receive an intervention. It is of importance to increase the accessibility and availability of child anxiety interventions, as to identify and treat anxious children early and successfully. Online platforms that include i...

The use of ambulatory assessment (AA) based methods in emotion research has steadily increased over the past decades. Although having a number of benefits over other methods, the use and analysis of AA data may pose specific challenges. Among these, the issue of dealing with diurnal cycles in emotion data has received relative scant attention. This...

Moderated mediation analysis assumes that the effect of a predictor on a dependent variable is mediated by one or more mediators and that the indirect paths in this mediation are moderated. Moderation can take place on the effect of the predictor on the mediators, or on the effect of the mediators on the dependent variable.In this tutorial we will...

Moderated mediation analysis assumes that the effect of a predictor on a dependent variable is mediated by one or more mediators and that the indirect paths in this mediation are moderated. Moderation can take place on the effect of the predictor on the mediators, or on the effect of the mediators on the dependent variable. In this tutorial we will...

Tax compliance involves a decision where personal benefits come at the expense of society and its members. We explored the roles of procedural and distributive justice and citizens’ perceptions of the tax authority’s power in stimulating voluntary tax compliance. Distributive and procedural justice have often (but not always) been shown to interact...

There is evidence that exposure to negative news is making people feel bad, but not much is known about why this only affects some people or whether this also applies to everyday news exposure. This study examined the direct and indirect effects of daily news exposure on people's affective states. Using ecological momentary assessment (EMA), 63 res...

A growing number of studies on psychological phenomena employ the Ecological Momentary Assessment (EMA) method for obtaining intensive longitudinal data in daily life. Whereas cyclic processes may underlie different psychological and physiological outcomes, the cyclic model that describes such processes is rarely used for fitting EMA data. The aim...

A growing number of studies on psychological phenomena employ the Ecological Momentary Assessment (EMA) method for obtaining intensive longitudinal data in daily life. Whereas cyclic processes may underlie different psychological and physiological outcomes, the cyclic model that describes such processes is rarely used for fitting EMA data. The aim...

Many analytical approaches to single-case data assume either linear effects (regression-based methods) or instant effects (mean-based methods). Neither assumption is realistic; therefore, these approaches’ assumptions are often violated. In this article, we propose modeling curvilinear effects to appropriately parametrize the characteristics of sin...

The experience of emotional intimacy is assumed to play a particularly large role in maintaining sexual desire and partnered sexual activity in romantic relationships of longer duration. It is unclear whether the effect of intimacy on sexual contact between partners is direct or indirect, via its impact on sexual desire. Baumeister and Bratslavsky...

Supplemental Material, jspr-16-461-File003_Supplement_File - The associations of intimacy and sexuality in daily life: Temporal dynamics and gender effects within romantic relationships

A growing number of studies on psychological phenomena employ the Ecological Momentary Assessment (EMA) method for obtaining intensive longitudinal data in daily life. Whereas cyclic processes may underlie different psychological and physiological outcomes, the cyclic model that describes such processes is rarely used for fitting EMA data. The aim...

A growing number of studies on psychological phenomena employ the Ecological Momentary Assessment (EMA) method for obtaining intensive longitudinal data in daily life. Whereas cyclic processes may underlie different psychological and physiological outcomes, the cyclic model that describes such processes is rarely used for fitting EMA data. The aim...

Many analytical approaches to single-case data assume either linear effects (regression-based methods) or instant effects (mean-based methods). Neither assumption is realistic, and therefore these approaches’ assumptions are often violated. In the present paper, we propose modelling curvilinear effects to appropriately parametrize the characteristi...

The paper shows how a logistic curve can be used to analyze single case data. The technique is explained and compared with the piece-wise regression model. Easy to use software R is also explained and made available.

Objectives: This study focused on lapse shortly after an attempt to quit smoking. Ecological momentary assessment (EMA) studies have mapped real-time situational factors that induce lapses in everyday life. However, the possible role of nonsmoking intention is disregarded in the dynamic context of daily life, whereas intention plays a key role in...

In the current study a multi-dimensional scale that measures teacher autonomous behaviour is presented. The scale is applicable across the following educational sectors: primary education, secondary education and vocational education. Based on an elaborate literature study, four theoretically relevant dimensions of teacher autonomous behaviour were...

This document is primarily intended as guideline for use by students and researchers who are in the process of planning their research and need to establish the sample size they require. Secondarily, ethical review committees and institutional review boards can use this document as guidelines when determining whether a proposed study has any chance...

To detect children with dysfunctional levels of fear and anxiety, we need reliable and valid measures that fit the contemporary diagnostic system and suit and support current practices in mental health. Therefore, we developed the Youth Anxiety Measure for DSM-5 (YAM-5), a questionnaire that assesses symptoms of the full range of the contemporary a...

BACKGROUND: Threat-based (fear-appeal) interventions are often ineffective yet popular. The current paper reports the evaluation of an intervention that was designed to discourage using threatening communication and that targeted those responsible for this popularity (intervention developers, campaign leaders, policy makers, politicians, scientists...