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

Disability Evaluation; Psychometrics; Motor Activity; Data Interpretation, Statistical; Linear Models
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Contact Information

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


Recent Publications

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

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

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

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

Physical activity states of preschool-aged Latino children in farmworker families: predictive factors and relationship with BMI percentile. Ip EH, Saldana S, Trejo G, Marshall SA, Suerken CK, Lang W, Arcury TA, Quandt SA.. J Phys Act Health. 2016;13(7):726-732.

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

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

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

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

Longitudinal reciprocal relationships between quality of life and coping strategies among women with breast cancer. Paek MS, Ip EH, Levine B, Avis NE.. Ann Behav Med. 2016;50(5):775-783.

Residential environment for outdoor play among children in Latino farmworker families. Arcury TA, Suerken CK, Ip EH, Moore JB, Quandt SA.. J Immigr Minor Health. 2016;():.

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

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

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

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

The MAT-sf: identifying risk for major mobility disability. 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.. J Gerontol A Biol Sci Med Sci. 2015;70(5):641-646.

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Assessing everyday cognitive functioning with tablet-based simulations: the simbac system [abstract]. Rapp S, Sink KM, Barnard R, Wilson V, Chamberlain D, Mann E, Ip E.. Gerontologist. 2015;55(Suppl 2):392.

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

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

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

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

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

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

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

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

Neuroanatomical target theory as a predictive model for radiation-induced cognitive decline. 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.. Neurology. 2013;80(8):747-753.

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

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

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

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

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

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

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

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

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

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

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

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