Constantin Yiannoutsos

  • 9843 Citations
  • 56 h-Index
1993 …2020

Research output per year

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Publications

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Article
2020

Mortality among people with HIV treated for tuberculosis based on positive, negative, or no bacteriologic test results for tuberculosis: The IEDEA consortium

Humphrey, J. M., Mpofu, P., Pettit, A. C., Musick, B., Carter, E. J., Messou, E., Marcy, O., Crabtree-Ramirez, B., Yotebieng, M., Anastos, K., Sterling, T. R., Yiannoutsos, C., Diero, L. & Wools-Kaloustian, K., Jan 1 2020, In : Open Forum Infectious Diseases. 7, 1

Research output: Contribution to journalArticle

Open Access

PS-SiZer map to investigate significant features of body-weight profile changes in HIV infected patients in the IeDEA Collaboration

Harezlak, J., Sarwat, S., Wools-Kaloustian, K., Schomaker, M., Balestre, E., Law, M., Kiertiburanakul, S., Fox, M., Huisin‘t Veld, D., Musick, B. S. & Yiannoutsos, C. T., May 2020, In : PloS one. 15, 5, e0220165.

Research output: Contribution to journalArticle

Open Access
Open Access
1 Scopus citations
2019

Changes in rapid hiv treatment initiation after national “treat all” policy adoption in 6 sub-saharan african countries: Regression discontinuity analysis

Tymejczyk, O., Brazier, E., Yiannoutsos, C. T., Vinikoor, M., van Lettow, M., Nalugoda, F., Urassa, M., Sinayobye, J. DA., Rebeiro, P. F., Wools-Kaloustian, K., Davies, M. A., Zaniewski, E., Anderegg, N., Liu, G., Ford, N. & Nash, D., Jun 2019, In : PLoS Medicine. 16, 6, e1002822.

Research output: Contribution to journalArticle

Open Access
9 Scopus citations

Deductive Semiparametric Estimation in Double-Sampling Designs with Application to PEPFAR

Qian, T., Frangakis, C. & Yiannoutsos, C., Jan 1 2019, (Accepted/In press) In : Statistics in Biosciences.

Research output: Contribution to journalArticle

Diagnosis and clinical outcomes of extrapulmonary tuberculosis in antiretroviral therapy programmes in low- and middle-income countries: a multicohort study

the International Epidemiology Databases to Evaluate AIDS (IeDEA) consortium, Sep 1 2019, In : Journal of the International AIDS Society. 22, 9, e25392.

Research output: Contribution to journalArticle

Open Access
3 Scopus citations
1 Scopus citations

Global variations in mortality in adults after initiating antiretroviral treatment: An updated analysis of the International epidemiology Databases to Evaluate AIDS cohort collaboration

Johnson, L. F., Anderegg, N., Zaniewski, E., Eaton, J. W., Rebeiro, P. F., Carriquiry, G., Nash, D., Yotebieng, M., Ekouevi, D. K., Holmes, C. B., Choi, J. Y., Jiamsakul, A., Bakoyannis, G., Althoff, K. N., Sohn, A. H., Yiannoutsos, C. & Egger, M., Dec 15 2019, In : AIDS. 33, p. S283-S294

Research output: Contribution to journalArticle

2 Scopus citations
Open Access
4 Scopus citations

Nonparametric estimation of the cumulative incidence function under outcome misclassification using external validation data

Edwards, J. K., Bakoyannis, G., Yiannoutsos, C. T., Mburu, M. W. & Cole, S. R., Dec 20 2019, In : Statistics in Medicine. 38, 29, p. 5512-5527 16 p.

Research output: Contribution to journalArticle

1 Scopus citations
Open Access
1 Scopus citations

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., Dec 15 2019, In : AIDS. 33, p. S227-S234

Research output: Contribution to journalArticle

4 Scopus citations
2018

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 2018, In : PLoS Medicine. 15, 5, e1002565.

Research output: Contribution to journalArticle

6 Scopus citations

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

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

Research output: Contribution to journalArticle

6 Scopus citations

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 2018, In : Journal of the International AIDS Society. 21, 9, e25178.

Research output: Contribution to journalArticle

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. J., Dec 2018, In : Journal of Thoracic Oncology. 13, 12, p. 1940-1948 9 p.

Research output: Contribution to journalArticle

6 Scopus citations

AUCTSP: An improved biomarker gene pair class predictor

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

Research output: Contribution to journalArticle

5 Scopus citations

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

Ferretti, F., Bestetti, A., Yiannoutsos, C. T., 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

5 Scopus citations
11 Scopus citations

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

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

Research output: Contribution to journalArticle

4 Scopus citations

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. T., Jun 1 2018, In : Journal of acquired immune deficiency syndromes (1999). 78, 2, p. 221-230 10 p.

Research output: Contribution to journalArticle

4 Scopus citations
2017

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. T. & Egger, M., Apr 1 2017, In : AIDS. 31, p. S31-S40

Research output: Contribution to journalArticle

9 Scopus citations

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

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

Research output: Contribution to journalArticle

4 Scopus citations

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., Yuannoutsos, C., Leroy, V., De Rekeneire, N. & Fox, M. P., Jan 1 2017, In : AIDS. 31, 1, p. 147-157 11 p.

Research output: Contribution to journalArticle

5 Scopus citations

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

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

Research output: Contribution to journalArticle

11 Scopus citations

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. K., Nyandiko, W., Some, F., Braitstein, P. & Yiannoutsos, C. T., Oct 1 2017, In : Journal of Acquired Immune Deficiency Syndromes. 76, 2, p. 141-148 8 p.

Research output: Contribution to journalArticle

2 Scopus citations
3 Scopus citations

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

6 Scopus citations

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. T. & 2 others, Wools-Kaloustian, K. & Martin, J., Sep 2 2017, In : BMC Cancer. 17, 1, 611.

Research output: Contribution to journalArticle

1 Scopus citations
2016

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

22 Scopus citations

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. K., Yiannoutsos, C. T., 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

5 Scopus citations

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. T., Musick, B. S., Wools-Kaloustian, K. 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
5 Scopus citations

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. T., Wools-Kaloustian, K. & Braitstein, P., Aug 2016, In : PloS one. 11, 8, e0159994.

Research output: Contribution to journalArticle

19 Scopus citations

Frequency and impact of suboptimal immune recovery on first-line antiretroviral therapy within the International Epidemiologic Databases to Evaluate AIDS in East Africa

Nakanjako, D., Kiragga, A. N., Musick, B. S., Yiannoutsos, C. T., Wools-Kaloustian, K., Diero, L., Oyaro, P., Lugina, E., Ssali, J. C., Kambugu, A. & Easterbrook, P., Jul 31 2016, In : AIDS. 30, 12, p. 1913-1922 10 p.

Research output: Contribution to journalArticle

11 Scopus citations

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

10 Scopus citations

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

54 Scopus citations

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. K., Wu, Y., Musick, B. S., Nuwagaba-Biribonwoha, H., Nash, D., Ayaya, S., Bukusi, E., Okong, P., Otieno, J., Wabwire, D., Kambugu, A. & Yiannoutsos, C. T., Jul 1 2016, In : Journal of Acquired Immune Deficiency Syndromes. 72, 3, p. 324-332 9 p.

Research output: Contribution to journalArticle

6 Scopus citations
2015

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. T., 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

5 Scopus citations

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. T., 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

6 Scopus citations

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. K., Glidden, D. V., Yiannoutsos, C. T. & Martin, J. N., Mar 1 2015, In : The Lancet HIV. 2, 3, p. e107-e116

Research output: Contribution to journalArticle

47 Scopus citations

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

11 Scopus citations

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

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

Research output: Contribution to journalArticle

1 Scopus citations

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

56 Scopus citations
32 Scopus citations

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

9 Scopus citations
2014

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. K. & Yiannoutsos, C. T., Jan 1 2014, In : Journal of the International AIDS Society. 17, 18957.

Research output: Contribution to journalArticle

5 Scopus citations

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

Young, A. C., Yiannoutsos, C. T., 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

44 Scopus citations

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. T., Spudich, S. S. & Price, R. W., Dec 26 2014, In : PloS one. 9, 12, e116081.

Research output: Contribution to journalArticle

51 Scopus citations
31 Scopus citations