Publications by authors named "Stijn A A Massar"

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A longitudinal study of sleep in university freshmen: facilitating and impeding factors.
Chun Siong Soon, Xin Yu Chua, Ruth L F Leong, Ju Lynn Ong, Stijn A A Massar

Sleep· October 2025

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Sleep Reactivity Amplifies the Impact of Pre-Sleep Cognitive Arousal on Sleep Disturbances.
Noof Abdullah Saad Shaif, Julian Lim, Anthony N Reffi, Michael W L Chee, Stijn A A Massar

J Sleep Res· October 2025

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Failing to plan: Bedtime planning, bedtime procrastination, and objective sleep in university students.
Zhenghao Pu, Alyssa S C Ng, Sooyeon Suh, Michael W L Chee, Stijn A A Massar

Sleep Med· August 2025

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Sleep, Well-Being, and Cognition in Medical Interns on a Float or Overnight Call Schedule.
Stijn A A Massar, Xin Yu Chua, Ruth Leong, Hosein A Golkashani, Zhenghao Pu

JAMA Netw Open· October 2024

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Assessing 'readiness' by tracking fluctuations in daily sleep duration and their effects on daily mood, motivation, and sleepiness.
Alyssa S C Ng, Stijn A A Massar, Bei Bei, Michael W L Chee

Sleep Med· December 2023

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A randomized-controlled trial of a digital, small incentive-based intervention for working adults with short sleep.
Ju Lynn Ong, Stijn A A Massar, TeYang Lau, Ben K L Ng, Lit Fai Chan

Sleep· May 2023

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Working-from-home persistently influences sleep and physical activity 2 years after the Covid-19 pandemic onset: a longitudinal sleep tracker and electronic diary-based study.
Stijn A A Massar, Ju Lynn Ong, TeYang Lau, Ben K L Ng, Lit Fai Chan

Front Psychol· May 2023

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Bedtime procrastination and chronotype differentially predict adolescent sleep on school nights and non-school nights.
Zhenghao Pu, Ruth L F Leong, Michael W L Chee, Stijn A A Massar

Sleep Health· December 2022

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Limited evidence for enhanced working memory performance and effort allocation in the face of loss versus gain incentives: A preregistered (non) replication.
Christina Chen, Royston Long, Zhenghao Pu, Stijn A A Massar

Psychophysiology· November 2022

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Minimum number of nights for reliable estimation of habitual sleep using a consumer sleep tracker.
TeYang Lau, Ju Lynn Ong, Ben K L Ng, Lit Fai Chan, Daphne Koek, Stijn A A Massar

Sleep Adv· August 2022

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Inter-relationships between changes in stress, mindfulness, and dynamic functional connectivity in response to a social stressor.
James Teng, Stijn A A Massar, Julian Lim

Sci Rep· February 2022

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Reopening after lockdown: the influence of working-from-home and digital device use on sleep, physical activity, and wellbeing following COVID-19 lockdown and reopening.
Stijn A A Massar, Alyssa S C Ng, Chun Siong Soon, Ju Lynn Ong, Xin Yu Chua

Sleep· January 2022

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Trait-like nocturnal sleep behavior identified by combining wearable, phone-use, and self-report data.
Stijn A A Massar, Xin Yu Chua, Chun Siong Soon, Alyssa S C Ng, Ju Lynn Ong

NPJ Digit Med· June 2021

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Sleep loss and risk-taking: new findings in a field that needs more clarity.
Stijn A A Massar

Sleep· April 2021

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COVID-19-related mobility reduction: heterogenous effects on sleep and physical activity rhythms.
Ju Lynn Ong, TeYang Lau, Stijn A A Massar, Zhi Ting Chong, Ben K L Ng

Sleep· February 2021

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Losses Motivate Cognitive Effort More Than Gains in Effort-Based Decision Making and Performance.
Stijn A A Massar, Zhenghao Pu, Christina Chen, Michael W L Chee

Front Hum Neurosci· July 2020

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Dissociable influences of implicit temporal expectation on attentional performance and mind wandering.
Stijn A A Massar, Jia-Hou Poh, Julian Lim, Michael W L Chee

Cognition· June 2020

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Sleep deprivation, effort allocation and performance.
Stijn A A Massar, Julian Lim, Scott A Huettel

Prog Brain Res· February 2020

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Pace yourself: Neural activation and connectivity changes over time vary by task type and pacing.
James Teng, Stijn A A Massar, Jesisca Tandi, Julian Lim

Brain Cogn· December 2019

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Reward motivation normalises temporal attention after sleep deprivation.
Karen Sasmita, Stijn A A Massar, Julian Lim, Michael W L Chee

J Sleep Res· August 2019

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Reward supports flexible orienting of attention to category information and influences subsequent memory.
Jia-Hou Poh, Stijn A A Massar, S Azrin Jamaluddin, Michael W L Chee

Psychon Bull Rev· April 2019

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Sleep and delay discounting: is insufficient sleep a cause or a manifestation of short-sighted choice?
Stijn A A Massar, Michael W L Chee

Sleep· April 2019

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Motivation alters implicit temporal attention through sustained and transient mechanisms: A behavioral and pupillometric study.
Stijn A A Massar, Karen Sasmita, Julian Lim, Michael W L Chee

Psychophysiology· December 2018

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Quantifying the Motivational Effects of Cognitive Fatigue Through Effort-Based Decision Making.
Stijn A A Massar, Árpád Csathó, Dimitri Van der Linden

Front Psychol· May 2018

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Towards an Objective Measure of Mindfulness: Replicating and Extending the Features of the Breath-Counting Task.
Kian F Wong, Stijn A A Massar, Michael W L Chee, Julian Lim

Mindfulness (N Y)· January 2018

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