Constantin Yiannoutsos

  • 9120 Citations
  • 53 h-Index
1993 …2021
If you made any changes in Pure, your changes will be visible here soon.

Publications 1993 2019

  • 9120 Citations
  • 53 h-Index
  • 162 Article
  • 2 Review article
  • 1 Conference contribution
2019
3 Citations (Scopus)
Open Access
Regression Analysis
HIV
Burundi
Rwanda
Zambia
1 Citation (Scopus)
Efficient Estimator
Robust Estimators
Treatment Effects
Estimator
Simulation
efavirenz
Kenya
Body Mass Index
HIV
Weights and Measures
3 Citations (Scopus)

Research priorities to inform “Treat All” policy implementation for people living with HIV in sub-Saharan Africa: a consensus statement from the International epidemiology Databases to Evaluate AIDS (IeDEA)

the IeDEA Treat All in sub-Saharan Africa Consensus Statement Working Group, Jan 1 2019, In : Journal of the International AIDS Society. 22, 1, e25218.

Research output: Contribution to journalReview article

Open Access
Africa South of the Sahara
Consensus
Acquired Immunodeficiency Syndrome
Epidemiology
HIV
Open Access
Incidence
Regression analysis
Software
Regression Analysis
Sieves

Updates to the Spectrum/AIM model for estimating key HIV indicators at national and subnational levels

Stover, J., Glaubius, R., Mofenson, L., Dugdale, C. M., Davies, M. A., Patten, G. & Yiannoutsos, C., Jan 1 2019, (Accepted/In press) In : AIDS.

Research output: Contribution to journalArticle

HIV
2018
4 Citations (Scopus)

Access to antiretroviral therapy in HIV-infected children aged 0–19 years in the International Epidemiology Databases to Evaluate AIDS (IeDEA) Global Cohort Consortium, 2004–2015: A prospective cohort study

for the International Epidemiology Databases to Evaluate AIDS (IeDEA) Pediatric Working Group, May 1 2018, In : PLoS Medicine. 15, 5, e1002565.

Research output: Contribution to journalArticle

Acquired Immunodeficiency Syndrome
Epidemiology
Cohort Studies
HIV
Databases
3 Citations (Scopus)

Adherence to antiretroviral therapy in a clinical cohort of HIV-infected children in East Africa

Vreeman, R., Ayaya, S. O., Musick, B. S., Yiannoutsos, C., Cohen, C. R., Nash, D., Wabwire, D., Wools-Kaloustian, K. & Wiehe, S., Feb 1 2018, In : PLoS One. 13, 2, e0191848.

Research output: Contribution to journalArticle

Eastern Africa
Pediatrics
HIV
therapeutics
Logistics

Adolescent pregnancy at antiretroviral therapy (ART) initiation: a critical barrier to retention on ART

the International epidemiology Databases to Evaluate AIDS (IeDEA) East Africa Collaboration, Sep 1 2018, In : Journal of the International AIDS Society. 21, 9, e25178.

Research output: Contribution to journalArticle

Pregnancy in Adolescence
Therapeutics
Acquired Immunodeficiency Syndrome
Epidemiology
Databases
2 Citations (Scopus)

A Phase II Study of Pemetrexed in Patients with Recurrent Thymoma and Thymic Carcinoma

Gbolahan, O. B., Porter, R. F., Salter, J. T., Yiannoutsos, C., Burns, M., Chiorean, E. G. & Loehrer, P., Jan 1 2018, (Accepted/In press) In : Journal of Thoracic Oncology.

Research output: Contribution to journalArticle

Pemetrexed
Thymoma
Folic Acid Antagonists
1 Citation (Scopus)

AUCTSP: An improved biomarker gene pair class predictor

Kagaris, D., Khamesipour, A. & Yiannoutsos, C., Jun 26 2018, In : BMC Bioinformatics. 19, 1, 244.

Research output: Contribution to journalArticle

Biomarkers
Predictors
Scoring
Genes
Gene
2 Citations (Scopus)

Diagnostic and prognostic value of JC virus DNA in plasma in progressive multifocal leukoencephalopathy

Ferretti, F., Bestetti, A., Yiannoutsos, C., Musick, B. S., Gerevini, S., Passeri, L., Bossolasco, S., Boschini, A., Franciotta, D., Lazzarin, A. & Cinque, P., Jan 1 2018, In : Clinical Infectious Diseases. 67, 1, p. 65-72 8 p.

Research output: Contribution to journalArticle

JC Virus
Progressive Multifocal Leukoencephalopathy
HIV
DNA
Cerebrospinal Fluid
6 Citations (Scopus)
HIV
Confidence Intervals
Therapeutics
Guidelines
Central Africa
3 Citations (Scopus)

Increased prevalence of pregnancy and comparative risk of program attrition among individuals starting HIV treatment in East Africa

Holmes, C. B., Yiannoutsos, C., Elul, B., Bukusi, E., Ssali, J., Kambugu, A., Musick, B. S., Cohen, C., Williams, C., Diero, L., Padian, N. & Wools-Kaloustian, K., Jan 1 2018, In : PLoS One. 13, 1, e0190828.

Research output: Contribution to journalArticle

Eastern Africa
pregnant women
HIV
pregnancy
Pregnant Women
2 Citations (Scopus)

Time to First-Line ART Failure and Time to Second-Line ART Switch in the IeDEA Pediatric Cohort

Wools-Kaloustian, K., Marete, I., Ayaya, S., Sohn, A. H., Van Nguyen, L., Li, S., Leroy, V., Musick, B. S., Newman, J. E., Edmonds, A., Davies, M. A., Eboua, F. T., Obama, M. T., Yotebieng, M., Sawry, S., Mofenson, L. M. & Yiannoutsos, C., Jun 1 2018, In : Journal of acquired immune deficiency syndromes (1999). 78, 2, p. 221-230 10 p.

Research output: Contribution to journalArticle

Pediatrics
Reverse Transcriptase Inhibitors
Therapeutics
Incidence
CD4 Lymphocyte Count

Trends Over Time for Adolescents Enrolling in HIV Care in Kenya, Tanzania, and Uganda From 2001-2014

Apondi, E., Humphrey, J. M., Sang, E., Mwangi, A., Keter, A., Musick, B. S., Nalugoda, F. K., Ssali, J., Bukusi, E., Yiannoutsos, C., Wools-Kaloustian, K. & Ayaya, S., Oct 1 2018, In : Journal of acquired immune deficiency syndromes (1999). 79, 2, p. 164-172 9 p.

Research output: Contribution to journalArticle

Uganda
Tanzania
Kenya
HIV
Therapeutics
2017
3 Citations (Scopus)

All-cause mortality in HIV-positive adults starting combination antiretroviral therapy: Correcting for loss to follow-up

Anderegg, N., Johnson, L. F., Zaniewski, E., Althoff, K. N., Balestre, E., Law, M., Nash, D., Shepherd, B. E., Yiannoutsos, C. & Egger, M., Apr 1 2017, In : AIDS. 31, p. S31-S40

Research output: Contribution to journalArticle

HIV
Mortality
International Agencies
Central Africa
Therapeutics

An Observational Study of the Effect of Patient Outreach on Return to Care: The Earlier the Better

Rebeiro, P. F., Bakoyannis, G., Musick, B. S., Braithwaite, R. S., Wools-Kaloustian, K., Nyandiko, W., Some, F., Braitstein, P. & Yiannoutsos, C., Jun 9 2017, (Accepted/In press) In : Journal of Acquired Immune Deficiency Syndromes.

Research output: Contribution to journalArticle

Observational Studies
Appointments and Schedules
HIV
Disclosure
CD4 Lymphocyte Count
1 Citation (Scopus)

Assessment of risk behaviors in patients with opioid prescriptions: A study of indiana's inspect data

Greene, M. S., Chambers, R., Yiannoutsos, C., Wright, E. R., Steele, G. K. & Zollinger, T. W., Dec 1 2017, In : American Journal on Addictions. 26, 8, p. 822-829 8 p.

Research output: Contribution to journalArticle

Risk-Taking
Opioid Analgesics
Prescriptions
Prescription Drugs
Drug Monitoring
15 Citations (Scopus)

Improving estimates of children living with HIV from the Spectrum AIDS Impact Model

Mahy, M., Penazzato, M., Ciaranello, A., Mofenson, L., Yiannoutsos, C., Davies, M. A. & Stover, J., Apr 1 2017, In : AIDS. 31, p. S13-S22

Research output: Contribution to journalReview article

Acquired Immunodeficiency Syndrome
HIV
Mothers
Population
Child Mortality
7 Citations (Scopus)

Niche modeling of dengue fever using remotely sensed environmental factors and boosted regression trees

Ashby, J., ​Moreno Madrinan, M., Yiannoutsos, C. & Stanforth, A., Apr 1 2017, In : Remote Sensing. 9, 4, 328.

Research output: Contribution to journalArticle

dengue fever
niche
environmental factor
yellow fever
modeling
1 Citation (Scopus)
Cumulative Incidence Function
Semiparametric Regression
Competing Risks
Interval Censoring
Cohort Study
3 Citations (Scopus)

The causal effect of tracing by peer health workers on return to clinic among patients who were lost to follow-up from antiretroviral therapy in Eastern Africa: A “natural experiment” arising from surveillance of lost patients

East Africa International Epidemiologic Databases to Evaluate AIDS (EA-IeDEA) Consortium, 2017, In : Clinical Infectious Diseases. 64, 11, p. 1547-1554 8 p.

Research output: Contribution to journalArticle

Eastern Africa
Lost to Follow-Up
Health
Confidence Intervals
Therapeutics
1 Citation (Scopus)

Updating vital status by tracking in the community among patients with epidemic Kaposi sarcoma who are lost to follow-up in sub-Saharan Africa

Semeere, A., Freeman, E., Wenger, M., Glidden, D., Bwana, M., Kanyesigye, M., Asirwa, F. C., Rotich, E., Busakhala, N., Oga, E., Jedy-Agba, E., Kwaghe, V., Iregbu, K., Adebamowo, C., Jaquet, A., Dabis, F., Phiri, S., Bohlius, J., Egger, M., Yiannoutsos, C. & 2 others, Wools-Kaloustian, K. & Martin, J., Sep 2 2017, In : BMC Cancer. 17, 1, 611.

Research output: Contribution to journalArticle

Africa South of the Sahara
Kaposi's Sarcoma
Lost to Follow-Up
Survival
Neoplasms
2016
17 Citations (Scopus)

A prospective ascertainment of cancer incidence in sub-Saharan Africa: The case of Kaposi sarcoma

Semeere, A., Wenger, M., Busakhala, N., Buziba, N., Bwana, M., Muyindike, W., Amerson, E., Maurer, T., Mccalmont, T., Leboit, P., Musick, B., Yiannoutsos, C., Lukande, R., Castelnuovo, B., Laker-Oketta, M., Kambugu, A., Glidden, D., Wools-Kaloustian, K. & Martin, J., May 1 2016, In : Cancer Medicine. 5, 5, p. 914-928 15 p.

Research output: Contribution to journalArticle

Africa South of the Sahara
Kaposi's Sarcoma
Incidence
Neoplasms
HIV
5 Citations (Scopus)

Declining tuberculosis incidence among people receiving HIV care and treatment services in East Africa, 2007-2012

Saito, S., Mpofu, P., Jane Carter, E., Diero, L., Wools-Kaloustian, K., Yiannoutsos, C., Beverly, M. S., Tsiouris, S., Somi, G. R., Ssali, J., Nash, D. & Elul, B., 2016, In : Journal of Acquired Immune Deficiency Syndromes. 71, 4, p. e96-e106

Research output: Contribution to journalArticle

Eastern Africa
Tuberculosis
HIV
Incidence
Therapeutics
3 Citations (Scopus)

Evaluating the Impact of a HIV Low-Risk Express Care Task-Shifting Program: A Case Study of the Targeted Learning Roadmap

Tran, L., Yiannoutsos, C., Musick, B. S., Wools-Kaloustian, K., Siika, A., Kimaiyo, S., Van Der Laan, M. J. & Petersen, M., Dec 1 2016, In : Epidemiologic Methods. 5, 1, p. 69-91 23 p.

Research output: Contribution to journalArticle

Open Access
Express
Availability
Learning
HIV
Eastern Africa
15 Citations (Scopus)

Facility-level factors influencing retention of patients in HIV care in East Africa

Rachlis, B., Bakoyannis, G., Easterbrook, P., Genberg, B., Braithwaite, R. S., Cohen, C. R., Bukusi, E. A., Kambugu, A., Bwana, M. B., Somi, G. R., Geng, E. H., Musick, B., Yiannoutsos, C., Wools-Kaloustian, K. & Braitstein, P., Aug 1 2016, In : PLoS One. 11, 8, e0159994.

Research output: Contribution to journalArticle

Eastern Africa
HIV
Secondary Care
Turnaround time
Uganda
6 Citations (Scopus)

Frequency and impact of suboptimal immune recovery on first-line antiretroviral therapy (ART) within the IeDEA-East Africa cohort

Nakanjako, D., Kiragga, A. N., Musick, B., Yiannoutsos, C., Wools-Kaloustian, K., Diero, L., Oyaro, P., Lugina, E., Ssali, J. C., Kambugu, A. & Easterbrook, P., Mar 8 2016, (Accepted/In press) In : AIDS.

Research output: Contribution to journalArticle

Eastern Africa
Acquired Immunodeficiency Syndrome
CD4 Lymphocyte Count
Oral Candidiasis
Herpes Zoster
4 Citations (Scopus)

Has the phasing out of stavudine in accordance with changes in WHO guidelines led to a decrease in single-drug substitutions in first-line antiretroviral therapy for HIV in sub-Saharan Africa?

Brennan, A. T., Davies, M. A., Bor, J., Wandeler, G., Stinson, K., Wood, R., Prozesky, H., Tanser, F., Fatti, G., Boulle, A., Sikazwe, I., Wool-Kaloustian, K., Yiannoutsos, C., Leroy, V., de Rekeneire, N. & Fox, M. P., Oct 20 2016, (Accepted/In press) In : AIDS.

Research output: Contribution to journalArticle

Drug Substitution
Stavudine
Africa South of the Sahara
Tenofovir
HIV
8 Citations (Scopus)

Pitfalls of practicing cancer epidemiology in resource-limited settings: The case of survival and loss to follow-up after a diagnosis of Kaposi's sarcoma in five countries across sub-Saharan Africa

Freeman, E., Semeere, A., Wenger, M., Bwana, M., Asirwa, F. C., Busakhala, N., Oga, E., Jedy-Agba, E., Kwaghe, V., Iregbu, K., Jaquet, A., Dabis, F., Yumo, H. A., Dusingize, J. C., Bangsberg, D., Anastos, K., Phiri, S., Bohlius, J., Egger, M., Yiannoutsos, C. & 2 others, Wools-Kaloustian, K. & Martin, J., Feb 6 2016, In : BMC Cancer. 16, 1, 65.

Research output: Contribution to journalArticle

Africa South of the Sahara
Kaposi's Sarcoma
Epidemiology
Survival
Databases
33 Citations (Scopus)

Retention in care and patient-reported reasons for undocumented transfer or stopping care among HIV-infected patients on antiretroviral therapy in Eastern Africa: Application of a sampling-based approach

Geng, E. H., Odeny, T. A., Lyamuya, R., Nakiwogga-Muwanga, A., Diero, L., Bwana, M., Braitstein, P., Somi, G., Kambugu, A., Bukusi, E., Wenger, M., Neilands, T. B., Glidden, D. V., Wools-Kaloustian, K., Yiannoutsos, C. & Martin, J., Apr 1 2016, In : Clinical Infectious Diseases. 62, 7, p. 935-944 10 p.

Research output: Contribution to journalArticle

Eastern Africa
Patient Care
HIV
Lost to Follow-Up
Uganda
6 Citations (Scopus)

Untangling the relationship between antiretroviral therapy use and incident pregnancy: A marginal structural model analysis using data from 47,313 HIV-positive women in East Africa

Elul, B., Wools-Kaloustian, K., Wu, Y., Musick, B. S. S., Nuwagaba-Biribonwoha, H., Nash, D., Ayaya, S., Bukusi, E., Okong, P., Otieno, J., Wabwire, D., Kambugu, A. & Yiannoutsos, C., Feb 19 2016, (Accepted/In press) In : Journal of Acquired Immune Deficiency Syndromes.

Research output: Contribution to journalArticle

Eastern Africa
Structural Models
HIV
Pregnancy
Therapeutics
2015
3 Citations (Scopus)

CD4+ T cell recovery during suppression of HIV replication: An international comparison of the immunological efficacy of antiretroviral therapy in North America, Asia and Africa

Geng, E. H., Neilands, T. B., Thièbaut, R., Bwana, M. B., Nash, D., Moore, R. D., Wood, R., Zannou, D. M., Althoff, K. N., Lim, P. L., Nachega, J. B., Easterbrook, P. J., Kambugu, A., Little, F., Nakigozi, G., Nakanjako, D., Kiggundu, V., Li, P. C. K., Bangsberg, D. R., Fox, M. P. & 9 others, Prozesky, H. W., Hunt, P. W., Davies, M. A., Reynolds, S. J., Egger, M., Yiannoutsos, C., Vittinghoff, E. V., Deeks, S. G. & Martin, J. N., Feb 1 2015, In : International Journal of Epidemiology. 44, 1, p. 251-263 13 p.

Research output: Contribution to journalArticle

Northern Asia
Northern Africa
North America
HIV
Eastern Africa
4 Citations (Scopus)

Determinants of weight evolution among HIV-positive patients initiating antiretroviral treatment in low-resource settings

Veld, D. H. T., Balestre, E., Buyze, J., Menten, J., Jaquet, A., Cooper, D. A., Dabis, F., Yiannoutsos, C., Diero, L., Mutevedzi, P., Fox, M. P., Messou, E., Hoffmann, C. J., Prozesky, H. W., Egger, M., Hemingway-Foday, J. J. & Colebunders, R., Oct 1 2015, In : Journal of Acquired Immune Deficiency Syndromes. 70, 2, p. 146-154 9 p.

Research output: Contribution to journalArticle

Body Weight Changes
HIV
Weights and Measures
Tenofovir
Stavudine
36 Citations (Scopus)

Estimation of mortality among HIV-infected people on antiretroviral treatment in east Africa: A sampling based approach in an observational, multisite, cohort study

Geng, E. H., Odeny, T. A., Lyamuya, R. E., Nakiwogga-Muwanga, A., Diero, L., Bwana, M., Muyindike, W., Braitstein, P., Somi, G. R., Kambugu, A., Bukusi, E. A., Wenger, M., Wools-Kaloustian, K., Glidden, D. V., Yiannoutsos, C. & Martin, J. N., Mar 1 2015, In : The Lancet HIV. 2, 3, p. 107-116 10 p.

Research output: Contribution to journalArticle

Eastern Africa
Cohort Studies
HIV
Mortality
Lost to Follow-Up
7 Citations (Scopus)

Impact of and correction for outcome misclassification in cumulative incidence estimation

Bakoyannis, G. & Yiannoutsos, C., Sep 2 2015, In : PLoS One. 10, 9, e0137454.

Research output: Contribution to journalArticle

incidence
Incidence
cohort studies
prognosis
clinical trials
1 Citation (Scopus)

Marginal and conditional distribution estimation from double-sampled semi-competing risks data

Yu, M. & Yiannoutsos, C., Mar 1 2015, In : Scandinavian Journal of Statistics. 42, 1, p. 87-103 17 p.

Research output: Contribution to journalArticle

Competing Risks
Drop out
Marginal Distribution
Conditional Distribution
Informative Dropout
41 Citations (Scopus)

Monitoring and switching of first-line antiretroviral therapy in adult treatment cohorts in sub-Saharan Africa: Collaborative analysis

IeDEA southern Africa, east Africa, and west Africa, Jul 1 2015, In : The Lancet HIV. 2, 7, p. e271-e278

Research output: Contribution to journalArticle

Africa South of the Sahara
Viral Load
Therapeutics
Reverse Transcriptase Inhibitors
CD4 Lymphocyte Count
27 Citations (Scopus)
Creatine
Cerebrospinal Fluid
Biomarkers
HIV
Basal Ganglia
5 Citations (Scopus)

Tuberculosis in pediatric antiretroviral therapy programs in low- and middle-income countries: Diagnosis and screening practices

for the International Epidemiologic Databases to Evaluate AIDS (IeDEA), 2015, In : Journal of the Pediatric Infectious Diseases Society. 4, 1, p. 30-38 9 p.

Research output: Contribution to journalArticle

Tuberculosis
Pediatrics
Sputum
Microscopy
Thorax
2014
4 Citations (Scopus)

CD4 trajectory adjusting for dropout among HIV-positive patients receiving combination antiretroviral therapy in an East African HIV care centre

Kiragga, A. N., Lok, J. J., Musick, B. S., Bosch, R. J., Mwangi, A., Wools-Kaloustian, K. & Yiannoutsos, C., 2014, In : Journal of the International AIDS Society. 17, 18957.

Research output: Contribution to journalArticle

HIV
Patient Care
Therapeutics
Mortality
Eastern Africa
34 Citations (Scopus)

Cerebral metabolite changes prior to and after antiretroviral therapy in primary HIV infection

Young, A. C., Yiannoutsos, C., Hegde, M., Lee, E., Peterson, J., Walter, R., Price, R. W., Meyerhoff, D. J. & Spudich, S., Oct 1 2014, In : Neurology. 83, 18, p. 1592-1600 9 p.

Research output: Contribution to journalArticle

HIV Infections
Inositol
Choline
Basal Ganglia
Glutamic Acid
41 Citations (Scopus)

Cerebrospinal fluid (CSF) neuronal biomarkers across the spectrum of HIV infection: Hierarchy of injury and detection

Peterson, J., Gisslen, M., Zetterberg, H., Fuchs, D., Shacklett, B. L., Hagberg, L., Yiannoutsos, C., Spudich, S. S. & Price, R. W., Dec 26 2014, In : PLoS One. 9, 12, e116081.

Research output: Contribution to journalArticle

Cerebrospinal fluid
HIV infections
Biomarkers
cerebrospinal fluid
HIV Infections
25 Citations (Scopus)
Africa South of the Sahara
Acquired Immunodeficiency Syndrome
HIV
Databases
Human Development
1 Citation (Scopus)

Choosing profile double-sampling designs for survival estimation with application to president's emergency plan for aids relief evaluation

An, M. W., Frangakis, C. E. & Yiannoutsos, C., May 30 2014, In : Statistics in Medicine. 33, 12, p. 2017-2029 13 p.

Research output: Contribution to journalArticle

Double Sampling
Sampling Design
Drop out
Emergency
Emergencies
32 Citations (Scopus)

Delayed switch of antiretroviral therapy after virologic failure associated with elevated mortality among HIV-infected adults in Africa

Petersen, M. L., Tran, L., Geng, E. H., Reynolds, S. J., Kambugu, A., Wood, R., Bangsberg, D. R., Yiannoutsos, C., Deeks, S. G. & Martin, J. N., 2014, In : AIDS. 28, 14, p. 2097-2107 11 p.

Research output: Contribution to journalArticle

HIV
Mortality
RNA
Confidence Intervals
Therapeutics
4 Citations (Scopus)

Detection and management of drug-resistant tuberculosis in HIV-infected patients in lower-income countries

International epidemiological Databases to Evaluate AIDS (IeDEA), Nov 1 2014, In : International Journal of Tuberculosis and Lung Disease. 18, 11, p. 1327-1336 10 p.

Research output: Contribution to journalArticle

Multidrug-Resistant Tuberculosis
HIV
Tuberculosis
Directly Observed Therapy
Therapeutics
5 Citations (Scopus)
Bone Remodeling
Prostatic Neoplasms
Hormones
Androgens
Diphosphonates