Biological underpinnings of sleep phenomena

Lok R, Chawra D, Zeitzer JM (2024) A threshold by any other name: is 5 minutes of wake "long" enough to degrade sleep quality? Sleep 47(1):zsad295.

Suh S, Lok R, Weed L, Cho A, Mignot E, Leary EB; STAGES cohort investigator group; Zeitzer JM (2024) Fatigued but not sleepy? An empirical investigation of the differentiation between fatigue and sleepiness in sleep disorder patients in a cross-sectional study. Journal of Psychosomatic Research 178:111606.

Lok R, Chawra D, Hon F, Ha M, Kaplan KA, Zeitzer JM (2022) Physiologic underpinnings of subjective sleep quality in middle-aged and older adults: the importance of N2 and wakefulness. Biological Psychology 170:108290.

Lok R, Zeitzer JM (2021) Physiological correlates of the Epworth sleepiness scale reveal different dimensions of daytime sleepiness. Sleep Adv 2(1): zpab008. PMCID: PMC8266524

Faerman A, Kaplan KA, Zeitzer JM (2020) Poor association between actigraphy, heart rate measures and subjective sleep quality in healthy older men. Sleep Medicine 73:154-161.

Boussard J, Kochenderfer MJ, Zeitzer JM (2019) Predicting subjective sleep quality using recurrent neural networks. 2019 IEEE Signal Processing in Medicine and Biology Symposium, L01.06.

Kaplan KA, Hardas P, Redline S, Zeitzer JM (2017) Correlates of sleep quality in midlife and beyond: a machine learning analysis. Sleep Medicine 34:162-167. PMCD: PMC5456454.

Kaplan KA, Hirshman J, Hernandez B, Stefanick M, Hoffman AR, Redline S, Ancoli-Israel S, Stone K, Friedman L, Zeitzer JM (2017) When a gold standard isn't so golden: lack of prediction of subjective sleep quality from sleep polysomnography. Biological Psychology 123: 37-46. PMCID: PMC5292065