List of works - Math Candel

A Web-Based, Computer-Tailored Intervention to Reduce Alcohol Consumption and Binge Drinking Among Spanish Adolescents: Cluster Randomized Controlled Trial

scientific article published on 24 January 2020

A Web-based, computer-tailored smoking prevention program to prevent children from starting to smoke after transferring to secondary school: randomized controlled trial

scientific article

A controlled trial of a school-based environmental intervention to improve physical activity in Dutch children: JUMP-in, kids in motion

scientific article published on 08 September 2006

A randomized controlled study of short-term and long-term effects of tailored information versus general information on intention and behavior related to early detection of cancer.

scientific article published in November 2002

Action Planning for Fruit Consumption Measure

Action Planning for Snack Consumption Measure

Action planning as predictor of health protective and health risk behavior: an investigation of fruit and snack consumption.

scientific article published on 13 October 2009

Adolescents who intend to change multiple health behaviours choose greater exposure to an internet-delivered intervention

scientific article published in October 2008

An item response theory-based assessment of the pain assessment checklist for Seniors with Limited Ability to Communicate (PACSLAC).

scientific article

Applying Collective Intelligence in Health Recommender Systems for Smoking Cessation: A Comparison Trial

scientific article published on 12 April 2022

Assessing client–caregiver relationships and the applicability of the ‘student–teacher relationship scale’ for people with intellectual disabilities ⬇️

scientific article published on 04 October 2011

Best (but oft forgotten) practices: Efficient sample sizes for commonly used trial designs

scientific article published in June 2023

Calculating sample sizes for cluster randomized trials: we can keep it simple and efficient!

scientific article published in November 2012

Childhood sun safety at different ages: relations between parental sun protection behavior towards their child and children's own sun protection behavior

scientific article published on 05 August 2019

Comments on 'Efficiency loss because of varying cluster size in cluster randomized trials is smaller than literature suggests'.

scientific article published in February 2012

Comparison of text and video computer-tailored interventions for smoking cessation: randomized controlled trial

scientific article published on 03 March 2014

Construct and predictive validity of three measures of intention to quit smoking: Findings from the International Tobacco Control (ITC) Netherlands Survey

scientific article

Contextual Factors Associated With Temptations and Lapses Among Smokers Trying to Quit

scientific article published in October 2023

Disentangling social selection and social influence effects on adolescent smoking: the importance of reciprocity in friendships

scientific article published on 4 July 2007

Eating in moderation and the essential role of awareness. A Dutch longitudinal study identifying psychosocial predictors

scientific article published on 25 December 2014

Effect evaluation of a Motivational Interviewing based counselling strategy in diabetes care ⬇️

scientific article published on October 14, 2010

Effect of an education and activation programme on functional limitations and patient-perceived recovery in acute and sub-acute shoulder complaints - a randomised clinical trial

scientific article

Effectiveness of a systematic approach to promote intersectoral collaboration in comprehensive school health promotion-a multiple-case study using quantitative and qualitative data

scientific article

Effectiveness of a telephone delivered and a face-to-face delivered counseling intervention for smoking cessation in patients with coronary heart disease: a 6-month follow-up

scientific article published on 13 June 2013

Effects of a Web-Based Computer-Tailored Game to Reduce Binge Drinking Among Dutch Adolescents: A Cluster Randomized Controlled Trial.

scientific article published on 3 February 2016

Effects of a web-based tailored multiple-lifestyle intervention for adults: a two-year randomized controlled trial comparing sequential and simultaneous delivery modes

scientific article published on 27 January 2014

Effects of a workplace-smoking ban in combination with tax increases on smoking in the Dutch population

scientific article published on 28 February 2011

Effects of emotion-oriented care on work-related outcomes of professional caregivers in homes for elderly persons

scientific article

Efficacy of a Web-based computer-tailored smoking prevention intervention for Dutch adolescents: randomized controlled trial

scientific article published on 21 March 2014

Efficient design of cluster randomized and multicentre trials with unknown intraclass correlation

scientific article published on 20 September 2011

Efficient design of cluster randomized trials with treatment-dependent costs and treatment-dependent unknown variances

scientific article published on 10 June 2018

Efficient treatment allocation in 2 × 2 multicenter trials when costs and variances are heterogeneous.

scientific article

Explaining school children's fruit and vegetable consumption: the contributions of availability, accessibility, exposure, parental consumption and habit in addition to psychosocial factors

scientific article published on 15 November 2006

Explaining socio-economic differences in intention to smoke among primary school children

scientific article

Exploring individual cognitions, self-regulation skills, and environmental-level factors as mediating variables of two versions of a Web-based computer-tailored nutrition education intervention aimed at adults: A randomized controlled trial

scientific article published on 19 December 2015

How the New European Union's (Pictorial) Tobacco Health Warnings Influence Quit Attempts and Smoking Cessation: Findings from the 2016-2017 International Tobacco Control (ITC) Netherlands Surveys

scientific article published on 02 November 2019

Increasing children's fruit and vegetable consumption: distribution or a multicomponent programme?

scientific article published on 22 February 2007

Interaction between physical environment, social environment, and child characteristics in determining physical activity at child care ⬇️

scientific article published on January 1, 2011

Is Action Planning Helpful for Smoking Cessation? Assessing the Effects of Action Planning in a Web-Based Computer-Tailored Intervention

Maximin Efficiencies under Treatment-Dependent Costs and Outcome Variances for Parallel, AA/BB, and AB/BA Designs

scientific article published on 01 October 2018

Maximin design of cluster randomized trials with heterogeneous costs and variances

scientific article published on 11 July 2021

Model fit criteria curve behaviour in class enumeration – a diagnostic tool for model (mis)specification in longitudinal mixture modelling

scientific article published on 22 November 2021

Optimal and maximin sample sizes for multicentre cost-effectiveness trials

scientific article published on 5 February 2015

Optimal two-stage sampling for mean estimation in multilevel populations when cluster size is informative

scientific article published on 17 September 2020

Organisational determinants of the use of physical restraints: a multilevel approach

scientific article published on 01 June 2007

Pathways of change explaining the effect of smoke-free legislation on smoking cessation in The Netherlands. An application of the international tobacco control conceptual model

scientific article

Periodic email prompts to re-use an internet-delivered computer-tailored lifestyle program: influence of prompt content and timing

scientific article published on 31 January 2013

Planning health behaviour change: comparing the behavioural influence of two types of self-regulatory planning

scientific article

Predicting parental sunscreen use: Disentangling the role of action planning in the intention-behavior relationship

scientific article published in January 2008

Prevalence and reasons for use of electronic cigarettes among smokers: Findings from the International Tobacco Control (ITC) Netherlands Survey

scientific article published on 17 December 2014

Preventing smoking relapse via Web-based computer-tailored feedback: a randomized controlled trial

scientific article

Reducing alcohol use during pregnancy via health counseling by midwives and internet-based computer-tailored feedback: a cluster randomized trial

scientific article

Relative efficiencies of two-stage sampling schemes for mean estimation in multilevel populations when cluster size is informative

scientific article published on 21 December 2018

Relative efficiency of unequalversus equal cluster sizes in cluster randomized and multicentre trials

scientific article published on 01 June 2007

Reliability of treadmill testing in peripheral arterial disease: a meta-regression analysis

scientific article

Repairing the efficiency loss due to varying cluster sizes in two-level two-armed randomized trials with heterogeneous clustering.

scientific article published on 12 January 2016

Review of sample size determination methods for the intraclass correlation coefficient in the one-way analysis of variance model

scientific article published on 6 February 2024

Risk perception and information processing: the development and validation of a questionnaire to assess self-reported information processing

scientific article

Sample size adjustments for varying cluster sizes in cluster randomized trials with binary outcomes analyzed with second-order PQL mixed logistic regression

scientific article published in June 2010

Sample size calculation and optimal design for regression-based norming of tests and questionnaires.

scientific article published in February 2023

Sample size calculation for treatment effects in randomized trials with fixed cluster sizes and heterogeneous intraclass correlations and variances

scientific article published on 17 December 2014

Sample size calculation in cost-effectiveness cluster randomized trials: optimal and maximin approaches

scientific article published in July 2014

Short- and long-term effects of tailored information versus general information on determinants and intentions related to early detection of cancer

scientific article published on 01 June 2004

Short- and medium-term efficacy of a Web-based computer-tailored nutrition education intervention for adults including cognitive and environmental feedback: randomized controlled trial

scientific article

Social influence and selection effects in the context of smoking behavior: changes during early and mid adolescence

scientific article published in January 2009

Stages of Change Model has Limited Value in Explaining the Change in Use of Cannabis among Adolescent Participants in an Efficacious Motivational Interviewing Intervention

scientific article published on 26 May 2017

The Effectiveness of a Computer-Tailored E-Learning Program for Practice Nurses to Improve Their Adherence to Smoking Cessation Counseling Guidelines: Randomized Controlled Trial.

scientific article published on 22 May 2018

The ISAC Paradigm to Tame Oral Cancer in Saudi Arabia: A Quasi-experimental Study

scientific article published on 18 August 2023

The effect of heterogeneous variance on efficiency and power of cluster randomized trials with a balanced 2 × 2 factorial design

scientific article published on 24 April 2015

The influence of pre-motivational factors on behavior via motivational factors: a test of the I-Change model

scientific article published on 20 February 2019

The role of risk perception in explaining parental sunscreen use.

scientific article published on 14 May 2012

Thinking versus feeling: differentiating between cognitive and affective components of perceived cancer risk

scientific article published on 18 July 2011

Validating the Children's Behavior Questionnaire in Dutch children: psychometric properties and a cross-cultural comparison of factor structures

scientific article published in June 2011

Varying cluster sizes in trials with clusters in one treatment arm: sample size adjustments when testing treatment effects with linear mixed models

scientific article published in August 2009

Which factors play a role in Dutch health promotion professionals' decision to recruit actively primary schools to use a web-based smoking prevention programme?

scientific article

List of works by Math Candel

A Web-Based, Computer-Tailored Intervention to Reduce Alcohol Consumption and Binge Drinking Among Spanish Adolescents: Cluster Randomized Controlled Trial

A Web-based, computer-tailored smoking prevention program to prevent children from starting to smoke after transferring to secondary school: randomized controlled trial

A controlled trial of a school-based environmental intervention to improve physical activity in Dutch children: JUMP-in, kids in motion

A randomized controlled study of short-term and long-term effects of tailored information versus general information on intention and behavior related to early detection of cancer.

Action Planning for Fruit Consumption Measure

Action Planning for Snack Consumption Measure

Action planning as predictor of health protective and health risk behavior: an investigation of fruit and snack consumption.

Adolescents who intend to change multiple health behaviours choose greater exposure to an internet-delivered intervention

An item response theory-based assessment of the pain assessment checklist for Seniors with Limited Ability to Communicate (PACSLAC).

Applying Collective Intelligence in Health Recommender Systems for Smoking Cessation: A Comparison Trial

Assessing client–caregiver relationships and the applicability of the ‘student–teacher relationship scale’ for people with intellectual disabilities ⬇️

Best (but oft forgotten) practices: Efficient sample sizes for commonly used trial designs

Calculating sample sizes for cluster randomized trials: we can keep it simple and efficient!

Childhood sun safety at different ages: relations between parental sun protection behavior towards their child and children's own sun protection behavior

Comments on 'Efficiency loss because of varying cluster size in cluster randomized trials is smaller than literature suggests'.

Comparison of text and video computer-tailored interventions for smoking cessation: randomized controlled trial

Construct and predictive validity of three measures of intention to quit smoking: Findings from the International Tobacco Control (ITC) Netherlands Survey

Contextual Factors Associated With Temptations and Lapses Among Smokers Trying to Quit

Disentangling social selection and social influence effects on adolescent smoking: the importance of reciprocity in friendships

Eating in moderation and the essential role of awareness. A Dutch longitudinal study identifying psychosocial predictors

Effect evaluation of a Motivational Interviewing based counselling strategy in diabetes care ⬇️

Effect of an education and activation programme on functional limitations and patient-perceived recovery in acute and sub-acute shoulder complaints - a randomised clinical trial

Effectiveness of a systematic approach to promote intersectoral collaboration in comprehensive school health promotion-a multiple-case study using quantitative and qualitative data

Effectiveness of a telephone delivered and a face-to-face delivered counseling intervention for smoking cessation in patients with coronary heart disease: a 6-month follow-up

Effects of a Web-Based Computer-Tailored Game to Reduce Binge Drinking Among Dutch Adolescents: A Cluster Randomized Controlled Trial.

Effects of a web-based tailored multiple-lifestyle intervention for adults: a two-year randomized controlled trial comparing sequential and simultaneous delivery modes

Effects of a workplace-smoking ban in combination with tax increases on smoking in the Dutch population

Effects of emotion-oriented care on work-related outcomes of professional caregivers in homes for elderly persons

Efficacy of a Web-based computer-tailored smoking prevention intervention for Dutch adolescents: randomized controlled trial

Efficient design of cluster randomized and multicentre trials with unknown intraclass correlation

Efficient design of cluster randomized trials with treatment-dependent costs and treatment-dependent unknown variances

Efficient treatment allocation in 2 × 2 multicenter trials when costs and variances are heterogeneous.

Explaining school children's fruit and vegetable consumption: the contributions of availability, accessibility, exposure, parental consumption and habit in addition to psychosocial factors

Explaining socio-economic differences in intention to smoke among primary school children

Exploring individual cognitions, self-regulation skills, and environmental-level factors as mediating variables of two versions of a Web-based computer-tailored nutrition education intervention aimed at adults: A randomized controlled trial

How the New European Union's (Pictorial) Tobacco Health Warnings Influence Quit Attempts and Smoking Cessation: Findings from the 2016-2017 International Tobacco Control (ITC) Netherlands Surveys

Increasing children's fruit and vegetable consumption: distribution or a multicomponent programme?

Interaction between physical environment, social environment, and child characteristics in determining physical activity at child care ⬇️

Is Action Planning Helpful for Smoking Cessation? Assessing the Effects of Action Planning in a Web-Based Computer-Tailored Intervention

Maximin Efficiencies under Treatment-Dependent Costs and Outcome Variances for Parallel, AA/BB, and AB/BA Designs

Maximin design of cluster randomized trials with heterogeneous costs and variances

Model fit criteria curve behaviour in class enumeration – a diagnostic tool for model (mis)specification in longitudinal mixture modelling

Optimal and maximin sample sizes for multicentre cost-effectiveness trials

Optimal two-stage sampling for mean estimation in multilevel populations when cluster size is informative

Organisational determinants of the use of physical restraints: a multilevel approach

Pathways of change explaining the effect of smoke-free legislation on smoking cessation in The Netherlands. An application of the international tobacco control conceptual model

Periodic email prompts to re-use an internet-delivered computer-tailored lifestyle program: influence of prompt content and timing

Planning health behaviour change: comparing the behavioural influence of two types of self-regulatory planning

Predicting parental sunscreen use: Disentangling the role of action planning in the intention-behavior relationship

Prevalence and reasons for use of electronic cigarettes among smokers: Findings from the International Tobacco Control (ITC) Netherlands Survey

Preventing smoking relapse via Web-based computer-tailored feedback: a randomized controlled trial

Reducing alcohol use during pregnancy via health counseling by midwives and internet-based computer-tailored feedback: a cluster randomized trial

Relative efficiencies of two-stage sampling schemes for mean estimation in multilevel populations when cluster size is informative

Relative efficiency of unequalversus equal cluster sizes in cluster randomized and multicentre trials

Reliability of treadmill testing in peripheral arterial disease: a meta-regression analysis

Repairing the efficiency loss due to varying cluster sizes in two-level two-armed randomized trials with heterogeneous clustering.

Review of sample size determination methods for the intraclass correlation coefficient in the one-way analysis of variance model

Risk perception and information processing: the development and validation of a questionnaire to assess self-reported information processing

Sample size adjustments for varying cluster sizes in cluster randomized trials with binary outcomes analyzed with second-order PQL mixed logistic regression

Sample size calculation and optimal design for regression-based norming of tests and questionnaires.

Sample size calculation for treatment effects in randomized trials with fixed cluster sizes and heterogeneous intraclass correlations and variances

Sample size calculation in cost-effectiveness cluster randomized trials: optimal and maximin approaches

Short- and long-term effects of tailored information versus general information on determinants and intentions related to early detection of cancer

Short- and medium-term efficacy of a Web-based computer-tailored nutrition education intervention for adults including cognitive and environmental feedback: randomized controlled trial

Social influence and selection effects in the context of smoking behavior: changes during early and mid adolescence

Stages of Change Model has Limited Value in Explaining the Change in Use of Cannabis among Adolescent Participants in an Efficacious Motivational Interviewing Intervention

The Effectiveness of a Computer-Tailored E-Learning Program for Practice Nurses to Improve Their Adherence to Smoking Cessation Counseling Guidelines: Randomized Controlled Trial.

The ISAC Paradigm to Tame Oral Cancer in Saudi Arabia: A Quasi-experimental Study

The effect of heterogeneous variance on efficiency and power of cluster randomized trials with a balanced 2 × 2 factorial design

The influence of pre-motivational factors on behavior via motivational factors: a test of the I-Change model

The role of risk perception in explaining parental sunscreen use.

Thinking versus feeling: differentiating between cognitive and affective components of perceived cancer risk

Validating the Children's Behavior Questionnaire in Dutch children: psychometric properties and a cross-cultural comparison of factor structures

Varying cluster sizes in trials with clusters in one treatment arm: sample size adjustments when testing treatment effects with linear mixed models

Which factors play a role in Dutch health promotion professionals' decision to recruit actively primary schools to use a web-based smoking prevention programme?