Edward Hak-Sing Ip, Ph.D.Wake Forest School of Medicine

Edward Hak-Sing Ip, Ph.D.


Contact Information

Academic: 336-716-9833 | Department: 336-716-2011


Education & Training

  • A.M., Stanford University, 1991
  • Ph.D., Stanford University, 1995


  • Psychometric Society
  • Am Statistical Assoc
Edward Hak-Sing Ip, Ph.D.

Edward Hak-Sing Ip, Ph.D.

Professor, Biostatistical Sciences
Translational Science Institute

Research Interests

aging, aids, cancer/oncogenesis, computer science, critical/intensive care medici, diabetes, fitness/physical, health services, research/outc, infectious diseases, instrument development, mental disorders/psychiatry/ps, minority health issues, model development, nutrition, obesity, prevention, rehabilitation, statistics/mathematics, substance abuse, women's health issues

Contact Information

Academic: 336-716-9833 | Department: 336-716-2011


Recent Publications

Ip EH, Chen SH, Quandt SA. Analysis of multiple partially ordered responses to belief items with don't know option. Psychometrika. 2016;81(2):483-505.

Pulgar CA, Trejo G, Suerken C, Ip EH, Arcury TA, Quandt SA. Economic hardship and depression among women in Latino farmworker families. J Immigr Minor Health. 2016;18(3):497-504.

DeVita P, Fellin RE, Seay JF, Ip E, Stavro N, Messier SP. The relationships between age and running biomechanics. Med Sci Sports Exerc. 2016;48(1):98-106.

Quandt SA, Trejo G, Suerken CK, Pulgar CA, Ip EH, Arcury TA. Diet quality among preschool-age children of Latino migrant and seasonal farmworkers in the United States. J Immigr Minor Health. 2016;18(3):505-512.

Ip EH, Saldana S, Trejo G, Marshall SA, Suerken CK, Lang W, Arcury TA, Quandt SA. Physical activity states of preschool-aged Latino children in farmworker families: predictive factors and relationship with BMI percentile. J Phys Act Health. 2016;():.

Arcury TA, Trejo G, Suerken CK, Ip EH, Quandt SA. Stability of household and housing characteristics among farmworker families in North Carolina: implications for health. J Immigr Minor Health. 2016;():.

Ip EH, Leng X, Zhang Q, Schwartz R, Chen SH, Dai S, Labarthe D. Risk profiles of lipids, blood pressure, and anthropometric measures in childhood and adolescence: project heartBeat!. BMC Obes. 2016;3():9.

Zapata Roblyer MI, Grzywacz JG, Suerken CK, Trejo G, Ip EH, Arcury TA, Quandt SA. Interpersonal and social correlates of depressive symptoms among Latinas in farmworker families living in North Carolina. Women Health. 2016;56(2):177-193.

Bell RA, Arcury TA, Grzywacz JG, Ip EH, Kirk JK, Nguyen H, Saldana S, Quandt SA. Demographic, health and diabetes self-management correlates of medical skepticism among rural older adults. J Sci Med. 2016;2(1):51-56.

Paek MS, Ip EH, Levine B, Avis NE. Longitudinal reciprocal relationships between quality of life and coping strategies among women with breast cancer. Ann Behav Med. 2016;():.

Ip EH, Saldana S, Chen SH, Kirk JK, Bell RA, Nguyen H, Grzywacz JG, Arcury TA, Quandt SA. Unreliable item or inconsistent person? A study of variation in health beliefs and belief-anchors to biomedical models. J Health Psychol. 2015;20(8):1049-1059.

Rejeski WJ, Bray GA, Chen SH, Clark JM, Evans M, Hill JO, Jakicic JM, Johnson KC, Neiberg R, Ip EH. Aging and physical function in type 2 diabetes: 8 years of an intensive lifestyle intervention. J Gerontol A Biol Sci Med Sci. 2015;70(3):343-351.

Arcury TA, Trejo G, Suerken CK, Grzywacz JG, Ip EH, Quandt SA. Housing and neighborhood characteristics and Latino farmworker family well-being. J Immigr Minor Health. 2015;17(5):1458-1467.

Kirk JK, Arcury TA, Ip E, Bell RA, Saldana S, Nguyen HT, Quandt SA. Diabetes symptoms and self-management behaviors in rural older adults. Diabetes Res Clin Pract. 2015;107(1):54-60.

Rejeski WJ, Rushing J, Guralnik JM, Ip EH, King AC, Manini TM, Marsh AP, McDermott MM, Fielding RA, Newman AB, Tudor-Locke C, Gill TM. The MAT-sf: identifying risk for major mobility disability. J Gerontol A Biol Sci Med Sci. 2015;70(5):641-646.

Arcury TA, Trejo G, Suerken CK, Grzywacz JG, Ip EH, Quandt SA. Work and health among Latina mothers in farmworker families. J Occup Environ Med. 2015;57(3):292-299.

Ip EH, Efendi A, Molenberghs G, Bertoni AG. Comparison of risks of cardiovascular events in the elderly using standard survival analysis and multiple-events and recurrent-events methods. BMC Med Res Methodol. 2015;15(1):15.

Marsh AP, Wrights AP, Haakonssen EH, Dobrosielski MA, Chmelo EA, Barnard RT, Pecorella A, Ip EH, Rejeski WJ. The virtual short physical performance battery. J Gerontol A Biol Sci Med Sci. 2015;70(10):1233-1241.

Corriere MA, Avise JA, Peterson LA, Stafford JM, Easterling D, Boone DS Sr, Ip E, Hyde AS, Burke GL. Exploring patient involvement in decision making for vascular procedures. J Vasc Surg. 2015;62(4):.

Ip EH, Zhang Q, Sowinski T, Simpson SL. Analysis of feedback mechanisms with unknown delay using sparse multivariate autoregressive method. PLoS One. 2015;10(8):e0131371.

Marsh AP, Janssen JA, Ip EH, Barnard RT, Ambrosius WT, Brubaker PR, Burdette JH, Sheedy JL, Rejeski WJ. Assessing walking activity in older adults: development and validation of a novel computer-animated assessment tool. J Gerontol A Biol Sci Med Sci. 2015;70(12):1555-1561.

Paek MS, Ip E, Levine B, Avis N. Reciprocal relationships between quality of life and coping among breast cancer survivors [abstract]. Psychooncology. 2015;24(Suppl 2):294-295.

Ip EH, Saldana S, Arcury TA, Grzywacz JG, Trejo G, Quandt SA. Profiles of food security for US farmworker households and factors related to dynamic of change. Am J Public Health. 2015;105(10):e42-e47.

Chen SH, Ip EH. Behaviour of the Gibbs sampler when conditional distributions are potentially incompatible. J Stat Comput Simul. 2015;85(16):3266-3275.

Corriere MA, Avise JA, Stafford JM, Peterson LA, Easterling D, Ip EH, Boone DS, Hyde AS, Guzman RJ, Burke GL. Impact of race and education on patients' preferred decision-making roles for vascular procedures and perceptions of treatment success [abstract]. J Am Coll Surg. 2015;221(4 Suppl 1):S179-S180.

Marshall SA, Yang CC, Ping Q, Zhao M, Avis NE, Ip EH. Symptom clusters in women with breast cancer: an analysis of data from social media and a research study. Qual Life Res. 2015;25(3):547-557.

Lu J, Pan J, Zhang Q, Dube L, Ip EH. Reciprocal markov modeling of feedback mechanisms between emotion and dietary choice using experience-sampling data. Multivariate Behav Res. 2015;50(6):584-599.

Mihalko S, Wodecki A, Carpenter M, Ip E, Saldana S, Messier S. Adherence self-efficacy impacts quality of life in injured runners [abstract]. Ann Behav Med. 2015;49(Suppl 1):S27.

Gross AL, Dzierzewski JM, Farias S, Giovannetti T, Ip E, Marsiske M, Payne BR, Rebok G. The active conceptual framework operationalized as a structural equation model [abstract]. Gerontologist. 2015;55(Suppl 2):346-347.

Quandt SA, Ip EH, Kirk JK, Saldana S, Chen SH, Nguyen H, Bell RA, Arcury TA. Assessment of a short diabetes knowledge instrument for older and minority adults. Diabetes Educ. 2014;40(1):68-76.

Grzywacz JG, Arcury TA, Nguyen HT, Saldana S, Ip EH, Kirk JK, Bell RA, Quandt SA. Patterns and stability over time of older adults' diabetes-related beliefs. Health Behav and Policy Rev. 2014;1(2):111-121.

Grzywacz JG, Suerken CK, Zapata Roblyer MI, Trejo G, Arcury TA, Ip EH, Lang W, Quandt SA. Physical activity of preschool-aged Latino children in farmworker families. Am J Health Behav. 2014;38(5):717-725.

Chen SH, Ip EH, Wang YJ. Canonical ensembles for potentially incompatible dependency networks with applications to medical data. Stat Interface. 2014;7(2):251-261.

Zhang Q, Ip EH. Variable assessment in latent class models. Comput Stat Data Anal. 2014;77():146-156.

Murphy RA, Ip EH, Zhang Q, Boudreau RM, Cawthon PM, Newman AB, Tylavsky FA, Visser M, Goodpaster BH, Harris TB. Transition to sarcopenia and determinants of transitions in older adults: a population-based study. J Gerontol A Biol Sci Med Sci. 2014;69(6):751-758.

Schoch K, Harrell W, Hooper SR, Ip EH, Saldana S, Kwapil TR, Shashi V. Applicability of the nonverbal learning disability paradigm for children with 22q11.2 deletion syndrome. J Learn Disabil. 2014;47(2):153-166.

Ip EH, Marshall S, Vitolins M, Crandall SJ, Davis S, Miller D, Kronner D, Vaden K, Spangler J. Measuring medical student attitudes and beliefs regarding patients who are obese. Acad Med. 2013;88(2):282-289.

Peiffer AM, Leyrer CM, Greene-Schloesser DM, Shing E, Kearns WT, Hinson WH, Tatter SB, Ip EH, Rapp SR, Robbins ME [deceased], Shaw EG, Chan MD. Neuroanatomical target theory as a predictive model for radiation-induced cognitive decline. Neurology. 2013;80(8):747-753.

Choi SJ, Shively CA, Register TC, Feng X, Stehle J, High K, Ip E, Kritchevsky SB, Nicklas B, Delbono O. Force-generation capacity of single vastus lateralis muscle fibers and physical function decline with age in African green vervet monkeys.. J Gerontol A Biol Sci Med Sci. 2013;68(3):258-267.

Ip EH, Church T, Marshall SA, Zhang Q, Marsh AP, Guralnik J, King AC, Rejeski WJ. Physical activity increases gains in and prevents loss of physical function: results from the LIfestyle interventions and Independence for Elders pilot study. J Gerontol A Biol Sci Med Sci. 2013;68(4):426-432.

Pan JH, Song XY, Ip EH. A Bayesian analysis of generalized latent curve mixture models. Stat Interface. 2013;6(1):27-44.

Miller DP Jr, Spangler JG, Vitolins MZ, Davis SW, Ip EH, Marion GS, Crandall SJ. Are medical students aware of their anti-obesity bias?. Acad Med. 2013;88(7):978-982.

Bell RA, Arcury TA, Ip E, Grzywacz JG, Nguyen H, Kirk JK, Saldana S, Quandt SA. Correlates of physician trust among rural older adults with diabetes. Am J Health Behav. 2013;37(5):660-666.

Nguyen HT, Kirk JK, Arcury TA, Ip EH, Grzywacz JG, Saldana SJ, Bell RA, Quandt SA. Cognitive function is a risk for health literacy in older adults with diabetes. Diabetes Res Clin Pract. 2013;101(2):141-147.

Barnard RT, Marsh AP, Rejeski WJ, Pecorella A, Ip EH. Design and implementation of the mobility assessment tool: software description. BMC Med Inform Decis Mak. 2013;13():73.

Ip E, Zhang Q, Rejeski J, Harris T, Kritchevsky S. Partially ordered mixed hidden Markov model for the disablement process of older adults. J Am Stat Assoc. 2013;108(502):370-384.

Ip EH, Molenberghs G, Chen S-H, Goegebeur Y, De Boeck P. Functionally unidimensional item response models for multivariate binary data. Multivariate Behav Res. 2013;48(4):534-562.

Quandt SA, Reynolds T, Chapman C, Bell RA, Grzywacz JG, Ip EH, Kirk JK, Arcury TA. Older adults' fears about diabetes: using common sense models of disease to understand fear origins and implications for self-management. J Appl Gerontol. 2013;32(7):783-803.

Song XY, Lu ZH, Cai JH, Ip EH. A Bayesian modeling approach for generalized semiparametric structural equation models. Psychometrika. 2013;78(4):624-647.

Nageswaran S, Golden SL, Easterling D, O'Shea TM, Hansen WB, Ip EH. Factors associated with collaboration among agencies serving children with complex chronic conditions. Matern Child Health J. 2013;17(9):1533-1540.

All Publications

For a listing of recent publications, refer to PubMed, a service provided by the National Library of Medicine.

For a list of earlier publications, visit the Carpenter Library Publication Search.

Edward Hak-Sing Ip, Ph.D.

Edward Hak-Sing Ip, Ph.D.

Professor, Biostatistical Sciences
Translational Science Institute

Quick Reference

Request an Appointment
New Patients


Existing patients may contact the clinic directly.
Find a Doctor Ways to Give
USNWR 2015-2016Magnet Hospital RecognitionConsumer Choice2015 Best DoctorsJoint Commission Report

Disclaimer: The information on this website is for general informational purposes only and SHOULD NOT be relied upon as a substitute for sound professional medical advice, evaluation or care from your physician or other qualified health care provider.