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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

Research Interests

Models, Statistical; Psychometrics; Disability Evaluation; Diabetes Mellitus; Body Mass Index
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Contact Information

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


Recent Publications

The ACTIVE conceptual framework as a structural equation model. Gross AL, Payne BR, Casanova R, Davoudzadeh P, Dzierzewski JM, Farias S, Giovannetti T, Ip EH, Marsiske M, Rebok GW, Schaie KW, Thomas K, Willis S, Jones RN.. Exp Aging Res. 2018;44(1):1-17.

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. 2017;19(2):398-406.

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. 2017;19(2):267-274.

Longitudinal examination of symptom profiles among breast cancer survivors. Avis NE, Levine B, Marshall SA, Ip EH.. J Pain Symptom Manage. 2017;53(4):703-710.

Determinants of adiposity rebound timing in children. Ip EH, Marshall SA, Saldana S, Skelton JA, Suerken CK, Arcury TA, Quandt SA.. J Pediatr. 2017;184():151-156.e2.

Individual-specific, sparse inverse covariance estimation in generalized estimating equations. Zhang Q, Ip EH, Pan JH, Plemmons R.. Stat Probab Lett. 2017;122():96-103.

Cumulative number of treatment interventions predicts health-related quality of life in patients with critical limb ischemia. Corriere MA, Goldman MP, Barnard R, Saldana S, Stafford JM, Easterling D, Ip EH, Burke GL.. Ann Vasc Surg. 2017;44():41-47.

Focus group study of questions, concerns, and treatment factors important to people with symptomatic peripheral artery disease: a roadmap for patient-centered care and communication [abstract]. Corriere MA, Keith D, Ip E, Burke G, Boone D Sr, Easterling D.. J Vasc Surg. 2017;65(6 Suppl):116S-117S.

Assessing balance through the use of a low-cost head-mounted display in older adults: a pilot study. Saldana SJ, Marsh AP, Rejeski WJ, Haberl JK, Wu P, Rosenthal S, Ip EH.. Clin Interv Aging. 2017;12():1363-1370.

Change in health-related quality of life and social cognitive outcomes in obese, older adults in a randomized controlled weight loss trial: does physical activity behavior matter?. Fanning J, Walkup MP, Ambrosius WT, Brawley LR, Ip EH, Marsh AP, Rejeski WJ.. J Behav Med. 2017;():.

Development of a video-simulation instrument for assessing cognition in older adults. Ip EH, Barnard R, Marshall SA, Lu L, Sink K, Wilson V, Chamberlain D, Rapp SR.. BMC Med Inform Decis Mak. 2017;17(1):161.

An alternative to post hoc model modification in confirmatory factor analysis: the Bayesian lasso. Pan J, Ip EH, Dube L.. Psychol Methods. 2017;22(4):687-704.

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.

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.

Anticipatory guidance about child diet and physical activity for Latino farmworker mothers. Arcury TA, Skelton JA, Ip EH, Suerken CK, Trejo G, Quandt SA.. J Health Care Poor Underserved. 2016;27(3):1064-1079.

Key sampling issues in quantitative research in health professions education [abstract]. Crandall S, Bushardt R, Ip E.. Acad Med. 2016;91(12):E6.

Analyzing heterogeneity in the effects of physical activity in children on social network structure and peer selection dynamics. Henry T, Gesell SB, Ip EH.. Netw Sci (Camb Univ Press). 2016;4(3):336-363.

The evolving taxonomy of health in older persons. Applegate WB, Ip E.. JAMA. 2016;316(23):2487-2488.

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.

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

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