Publications

The role of social network support in treatment outcomes for medication for opioid use disorder: A systematic review
Navin Kumar, William Oles, Benjamin A. Howell, Kamila Janmohamed, Selena T. Lee, Melissa C. Funaro, Patrick G. O’Connor, Marcus Alexander
Cite
Improving HIV self-testing social network interventions: The Role of sexual behavior disclosure among Chinese men who have sex with men.
We assessed if same-sex sexual behavior disclosure of index men who have sex with men (MSM) was related to number of HIV self-testing …
Navin Kumar, Laura Forastiere, Kamila Janmohamed, Fan Yang, Tiange Zhang, Yongjie Sha, Joseph D. Tucker, Weiming Tang, Marcus Alexander
Cite DOI
Pay-it-forward gonorrhoea and chlamydia testing among men who have sex with men in China: a randomised controlled trial.
BACKGROUND: WHO recommends that men who have sex with men (MSM) receive gonorrhoea and chlamydia testing, but many evidence-based …
Fan Yang, Tiange P. Zhang, Weiming Tang, Jason J. Ong, Marcus Alexander, Laura Forastiere, Navin Kumar, Katherine T. Li, Fei Zou, Ligang Yang, Guodong Mi, Yehua Wang, Wenting Huang, Amy Lee, Weizan Zhu, Danyang Luo, Peter Vickerman, Dan Wu, Bin Yang, Nicholas A. Christakis, Joseph D. Tucker
Cite DOI
A secondary mixed methods analysis of a pay-it-forward gonorrhea/chlamydia testing program among men who have sex with men in China.
BACKGROUND: Gonorrhea and chlamydia are common among Chinese men who have sex with men (MSM), but testing rates are low. We developed a …
Katherine T. Li, Wenting Huang, Weiming Tang, Feng Wu, Yang Zhao, Dan Wu, Fan Yang, Tiange P. Zhang, Laura Forastiere, Marcus Alexander, Navin Kumar, Joseph D. Tucker
Cite DOI
Lack of sexual behavior disclosure may distort STI testing outcomes.
BACKGROUND: Men who have sex with men (MSM) globally have a high burden of curable sexually transmitted infections (STIs). MSM do not …
Navin Kumar, Laura Forastiere, Tiange Zhang, Fan Yang, Katherine T. Li, Weiming Tang, Joseph D. Tucker, Nicholas A. Christakis, Marcus Alexander
Cite DOI
Mindfulness meditation activates altruism.
Clinical evidence suggests that mindfulness meditation reduces anxiety, depression, and stress, and improves emotion regulation due to …
Sage K. Iwamoto, Marcus Alexander, Mark Torres, Michael R. Irwin, Nicholas A. Christakis, Akihiro Nishi
Cite DOI
The role of social network support in treatment outcomes for medication for opioid use disorder: a systematic review
Background Social connections can lead to contagion of healthy behaviors. Successful treatment of patients with opioid use disorder, as …
Navin Kumar, William Oles, Benjamin A. Howell, Kamila Janmohamed, Selena T. Lee, Melissa C. Funaro, Patrick G. O’Connor, Marcus Alexander
PDF Cite DOI
No increase in COVID-19 mortality after the 2020 primary elections in the USA
We examined the impact of voting on the spread of COVID-19 after the US primary elections held from March 17 to July 11, 2020 (1574 …
Eric M. Feltham, Laura Forastiere, Marcus Alexander, Nicholas A. Christakis
Cite
Assortative mating at loci under recent natural selection in humans.
Genetic correlation between mates at specific loci can greatly alter the evolutionary trajectory of a species. Genetic assortative …
Akihiro Nishi, Marcus Alexander, James H. Fowler, Nicholas A. Christakis
Cite DOI
Pay-it-forward gonorrhea and chlamydia testing among men who have sex with men in China: a study protocol for a three-arm cluster randomized controlled trial.
BACKGROUND: Gonorrhea and chlamydia testing rates are poor among Chinese men who have sex with men (MSM). A quasi-experimental study …
Tiange P. Zhang, Fan Yang, Weiming Tang, Marcus Alexander, Laura Forastiere, Navin Kumar, Katherine Li, Fei Zou, Ligang Yang, Guodong Mi, Yehua Wang, Wenting Huang, Amy Lee, Weizan Zhu, Peter Vickerman, Dan Wu, Bin Yang, Nicholas A. Christakis, Joseph D. Tucker
Cite DOI
Social Networks and Health of Village Elders: Evidence from Honduras
M. Alexander, E. Nicoll, R. Negron, N. Christakis
Cite
Context modularity of human altruism.
Whereas altruism drives the evolution of human cooperation, ethno- religious diversity has been considered to obstruct it, leading to …
Marcus Alexander, Fotini Christia
Cite DOI
Quantile regression for time-series-cross-section data
Marcus Alexander, Matthew Harding, Carlos Lamarche
Cite
Quantifying the impact of economic crises on infant mortality in advanced economies
Marcus Alexander, Matthew Harding
Cite
Effects of workers' compensation on the diagnosis and surgical treatment of patients with hand and wrist disorders.
BACKGROUND: Workers' Compensation differs from standard insurance, and it is unclear how or if Workers' Compensation insurance …
Charles S. Day, Marcus Alexander, Shalini Lal, Henry Horton, Christine S. Ahn, Thierry Pauyo, Tamara D. Rozental
Cite DOI
Institutionalizing cooperation: Public goods experiments in the aftermath of civil war
Marcus Alexander, Fotini Christia
Cite
Chronic kidney disease and US healthcare resource utilization in a nationally representative sample.
BACKGROUND: Chronic kidney disease (CKD) is a prevalent condition; however, little is known about healthcare resource utilization (HRU) …
Marcus Alexander, Brian D. Bradbury, Reshma Kewalramani, Arie Barlev, Sarita A. Mohanty, Denise Globe
Cite DOI
Validation of an objective device for assessing circumductive wrist motion.
PURPOSE: Circumduction of the wrist consists of a circular motion combining flexion, extension, and radioulnar deviation without …
Orrin I. Franko, Shalini Lal, Thierry Pauyo, Marcus Alexander, David Zurakowski, Charles Day
Cite DOI
Validation of a modern activity hand survey with respect to reliability, construct and criterion validity.
This study validates a novel, modern wrist and hand functional assessment: the Modern Activity Subjective Survey of 2007 (MASS07). In …
M. Alexander, O. I. Franko, E. C. Makhni, D. Zurakowski, C. S. Day
Cite DOI
Bias and asymmetric loss in expert forecasts: a study of physician prognostic behavior with respect to patient survival.
We study the behavioral processes undergirding physician forecasts, evaluating accuracy and systematic biases in estimates of patient …
Marcus Alexander, Nicholas A. Christakis
Cite DOI
The Political Economy of Heterogenous Development: Quantile Effects of Income and Education
Marcus Alexander, Matthew Harding, Carlos Lamarche
Cite
Democratization and hybrid regimes: Comparative evidence from Southeast Europe
Marcus Alexander
Cite
Death and politics: How partisanship and inequality shape health in the OECD.
Marcus Alexander
Cite
Association of anemia correction with health related quality of life in patients not on dialysis.
OBJECTIVE: This was an open-label study to asses the association of changes in hemoglobin with changes in health related quality of …
Marcus Alexander, Reshma Kewalramani, Irene Agodoa, Denise Globe
Cite DOI
Determinants of social capital: New evidence on religion, diversity and structural change
Marcus Alexander
Cite
Is poverty to blame for civil war? New evidence from nonlinear fixed effects estimation
Marcus Alexander, Mattthew Harding
Cite
The Internet and Democratization: The Development of Russian Internet Policy,
Marcus Alexander
Cite
Self-regulation and the Certification of the European Information Economy The Case of e-Healthcare Information Provision
Marcus Alexander, Matthew Harding
Cite
Localization of the tetrodotoxin-resistant sodium channel NaN in nociceptors.
Tetrodotoxin-resistant sodium currents contribute to the somal and axonal sodium currents of small diameter primary sensory neurons, …
J. Fjell, P. Hjelmstrom, W. Hormuzdiar, M. Milenkovic, F. Aglieco, L. Tyrrell, S. Dib-Hajj, S. G. Waxman, J. A. Black
Cite DOI