Tianchen Qian
Tianchen Qian
Assistant Professor of Statistics, University of California, Irvine
Verified email at - Homepage
Cited by
Cited by
Estimating time-varying causal excursion effects in mobile health with binary outcomes
T Qian, H Yoo, P Klasnja, D Almirall, SA Murphy
Biometrika 108 (3), 507-527, 2021
The microrandomized trial for developing digital interventions: Experimental design and data analysis considerations.
T Qian, AE Walton, LM Collins, P Klasnja, ST Lanza, I Nahum-Shani, ...
Psychological methods 27 (5), 874, 2022
Sense2Stop: a micro-randomized trial using wearable sensors to optimize a just-in-time-adaptive stress management intervention for smoking relapse prevention
SL Battalio, DE Conroy, W Dempsey, P Liao, M Menictas, S Murphy, ...
Contemporary Clinical Trials 109, 106534, 2021
Resting-state brain information flow predicts cognitive flexibility in humans
OY Chén, H Cao, JM Reinen, T Qian, J Gou, H Phan, M De Vos, ...
Scientific reports 9 (1), 3879, 2019
Validation of the Hong Kong Liver Cancer Staging System in determining prognosis of the North American patients following intra-arterial therapy
JH Sohn, R Duran, Y Zhao, F Fleckenstein, J Chapiro, S Sahu, ...
Clinical Gastroenterology and Hepatology 15 (5), 746-755. e4, 2017
Linear mixed models with endogenous covariates: modeling sequential treatment effects with application to a mobile health study
T Qian, P Klasnja, SA Murphy
Statistical science: a review journal of the Institute of Mathematical …, 2020
Multiple testing procedures for adaptive enrichment designs: combining group sequential and reallocation approaches
M Rosenblum, T Qian, Y Du, H Qiu, A Fisher
Biostatistics 17 (4), 650-662, 2016
Engagement with a behavior change app for alcohol reduction: data visualization for longitudinal observational study
L Bell, C Garnett, T Qian, O Perski, E Williamson, HWW Potts
Journal of medical Internet research 22 (12), e23369, 2020
Notifications to improve engagement with an alcohol reduction app: protocol for a micro-randomized trial
L Bell, C Garnett, T Qian, O Perski, HWW Potts, E Williamson
JMIR research protocols 9 (8), e18690, 2020
Deductive derivation and turing‐computerization of semiparametric efficient estimation
CE Frangakis, T Qian, Z Wu, I Diaz
Biometrics 71 (4), 867-874, 2015
On inference validity of weighted U-statistics under data heterogeneity
F Han, T Qian
Identifying neural signatures mediating behavioral symptoms and psychosis onset: High-dimensional whole brain functional mediation analysis
OY Chén, H Cao, H Phan, G Nagels, JM Reinen, J Gou, T Qian, J Di, ...
NeuroImage 226, 117508, 2021
The micro-randomized trial for developing digital interventions: Data analysis methods
T Qian, MA Russell, LM Collins, P Klasnja, ST Lanza, H Yoo, SA Murphy
arXiv preprint arXiv:2004.10241, 2020
Mashfiqui Rabbi, Michael A Russell, Maureen A Walton, Hyesun Yoo, et al. The microrandomized trial for developing digital interventions: Experimental design and data analysis …
T Qian
Psychological methods 27 (5), 874-894, 2022
Improving power in group sequential, randomized trials by adjusting for prognostic baseline variables and short-term outcomes
T Qian, M Rosenblum, H Qiu
bepress, 2016
Characterization of hippocampal sclerosis of aging and its association with other neuropathologic changes and cognitive deficits in the oldest-old
L Sordo, T Qian, SA Bukhari, KM Nguyen, DC Woodworth, E Head, ...
Acta Neuropathologica 146 (3), 415-432, 2023
How notifications affect engagement with a behavior change app: Results from a micro-randomized trial
L Bell, C Garnett, Y Bao, Z Cheng, T Qian, O Perski, HWW Potts, ...
JMIR mHealth and uHealth 11 (1), e38342, 2023
Methamphetamine use increases the risk of cerebral small vessel disease in young patients with acute ischemic stroke
Z Zhu, B Vanderschelden, SJ Lee, H Blackwill, M Shafie, JE Soun, ...
Scientific reports 13 (1), 8494, 2023
Longitudinal hippocampal atrophy in hippocampal sclerosis of aging
JX Li, HL Nguyen, T Qian, DC Woodworth, SA Sajjadi, ...
Aging Brain 4, 100092, 2023
An online community peer support intervention to promote COVID-19 vaccine information among essential workers: a randomized trial
DA Ugarte, J Lin, T Qian, SD Young
Annals of medicine 54 (1), 3078-3083, 2022
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