Research SCHARP

  • Published Works:

    1. Brown, E. R., Chen, Y. Q. (2010) An imputation method for censored time-to-event with auxiliary information: analysis of the timing of mother-to-child transmission of HIV, Statistical Communications in Infectious Diseases, in press.

    2. Chen, Y. Q., Young, A., Brown, E. R., Chasela, C., Fiscus, S., Hoffman, I., Valentine, M., Emel, L., Taha, T. E. and Read, J. S. (2010) Risk factors for late postnatal mother-to-child transmission of human immunodeficiency virus type-1 in sub-Saharan Africa: assessing population attributable fractions. Journal of AIDS, 54, 311-316.

    3. Chen, Y. Q. (2010) Semiparametric regression in size-biased sampling, Biometrics, 66, 149-158.

    4. Chen, Y. Q. (2009) Review on "Statistical Design and Analysis of Stability Studies" by Chow. Journal of the American Statistical Association, 485, 419-419.

    5. Kafulafula, G., Mwatha, A., Chen, Y. Q., Aboud, S., Martinson, F., Hoffman, I., Fawzi, W., Read, J. S., Valentine, M., Mwinga, K., Goldenberg, R. L. and Taha, T. E. (2009) Intrapartum Antibiotic Exposure and Early Neonatal Morbidity and Mortality in Africa, Pediatrics, 124, e137-e144.

    6. Mwinga, K., Vermund, S. H., Chen, Y. Q., Mwatha, A., Read, J. S., Urassa, W., Carpenetti, N., Valentine, M., Goldenberg, L. (2009) Selected hematologic and biochecmical measurements in African HIV-infected and uninfected pregnant women and their infants: the HIV Prevention Trials Network 024 Protocol. BMC Pediatrics, 9:49. doi:10.1186/1471-2431-9-49.

    7. Chen, Y. Q. (2008) Attributable risk. Encyclopedia of Medical Decision Making (Ed. Michael Kattan). Thousand Oakes: SAGE.

    8. Aboud, S., Msamanga, G, Read, J. S., Mwatha, A., Chen, Y. Q., Potter, D., Valentine, M., Sharma, U., Taha, T. E., Goldnenberg, R. L., Fawzi, W. W. (2008) Genital Tract Infections among HIV-Infected Pregnant Women in Malawi, Tanzania and Zambia, International Journal of STD & AIDS, 12: 824-832.

    9. Chasela, C., Chen, Y. Q., Fiscus, S., Hoffman, I., Young, A., Valentine, M., Emel, L., Taha, T. E., Goldenberg, R., Reid, J. S. (2008) Risk factors for late postnatal transmission of Human Immunodeficiency Virus Type 1 in Sub-Saharan Africa, Pediatric Infectious Diseases Journal, 27, 251-256.

    10. Chen, Y. Q., Yang, J., Cheng, S., Brooks, J. B. (2007) Estimating a treatment effect with repeated measurements accounting for varying effectiveness duration, Biometrika, 94: 387-402.

    11. Chen, Y. Q. (2007) Additive expectancy regression, Journal of the American Statistical Association, 102: 153-166.

    12. Long, F., Chen, Y. Q., Cheverud, J. M., Wu, R. (2006) Genetic mapping of allometric scaling laws, Genetical Research, 87: 207-216.

    13. Chen, Y. Q., Hu, C., Wang, Y. (2006) Attributable risk function in the proportional hazards model for censored time-to-event, Biostatistics, 7: 515-529.

    14. Chen, Y. Q., Cheng, S. (2006) Linear life expectancy regression with censored data, Biometrika, 93: 303-313.

    15. Chen, Y. Q., Cheng, S. (2005) Semiparametric analysis of mean residual life with censored survival data, Biometrika, 92: 19-29.

    16. Chen, Y. Q., Jewell, N. P., Lei, X., Cheng, S. (2005) Semiparametric estimation of proportional mean residual model in presence of censoring, Biometrics, 61: 170-178.

    17. Zhao, W., Chen, Y. Q., Casella, G., Cleverudz, J. M., Wu, R. (2005) Structured antedependence models for functional mapping of longitudinal quantitative trait, Bioinformatics, 21: 2469-2477.

    18. Guendelman, S., Meade, K., Chen, Y. Q., Benson, M. (2004) Asthma control and hospitalizations among inner-city children: results of a randomized trial of the health buddy interactive device, Telemedicine Journal and E-health, 10(S2): S-6-S-14.

    19. Kent, C. K., Chaw, J. K., Kohn R. P., Chen, Y. Q., Klausner, J. D. (2004) Studies relying on passive retrospective cohorts developed from health services data provide biased estimates of incidence of sexually transmitted infections, Sexually Transmitted Diseases, 31:596-600.

    20. Chen, Y. Q., Wang, M.-C., Huang, Y. (2004) Semiparametric regression analysis on longitudinal pattern of recurrent gap times, Biostatistics, 5: 277-290.

    21. Chen, Y. Q., Jewell, N. P., Yang, J. (2003) Accelerated hazards model: method, theory and applications, Handbook of Statistics on Survival Analysis, Amsterdam: North-Holland.

    22. Chen, Y. Q., Pong, A., Xing, B. (2003) Rank regression in stability analysis, Journal of Biopharmaceutical Statistics, 13:463-479.

    23. Huang, Y., Chen, Y. Q. (2003) Marginal regression of gaps between recurrent events, Lifetime Data Analysis, 9:293-303.

    24. Lin, M. C., Soliman, G. N., Song, M., Smith, J. P., Lin, C. T., Chen, Y. Q., Polse, K. A. (2003) Soft contact lens extended wear affects corneal epithelial permeability: hypoxic or mechanical etiology? Contact Lens & Anterior Eye, 26:11-16.

    25. Lin, M. C., Chen, Y. Q., Polse, K. A. (2003) The effects of ocular and lens parameters on the postlens tear thickness, Eye & Contact Lens: Science and Clinical Practice, 29(1): S33-S36.

    26. Pong, A., Chen, Y. Q., Lei, X. (2003) Semiparametric rank regression methods in stability analysis, Encyclopedia of Biopharmaceutical Statistics, New York: Dekker.

    27. Gaffikin, L., Ahmed, S., Chen, Y. Q., McGrath, J. M., Blumenthal, P. D. (2003) Risk factors as the basis for triage in low-resource cervical cancer screening programs, International Journal of Gynecology & Obstetrics, 80: 41-47.

    28. Guendelman, S., Meade, K., Benson, M., Chen, Y. Q., Samuels, S. (2002) Improving asthma outcomes and self-management behaviors of inner city children, Archives of Pediatrics & Adolescent Medicine, 156:114-120.

    29. Chen, Y. Q., Rohde, C. A., Wang, M.-C. (2002) Additive hazards models with latent treatment effectiveness lag time, Biometrika, 89: 914-931.

    30. Chen, Y. Q., Wang, M.-C., Huang, Y. (2002) Analysis of recurrent event data: inference based on reduced risksets, Communications of the 3rd International Conference on Mathematical Methods in Reliability. (Eds. H. Langseth & B. Lindqvist). 147-150. Trondheim, Norway.

    31. Chen, Y. Q., Jewell, N. P. (2001) On a general class of hazards regression models, Biometrika, 88:687-702.

    32. Chen, Y. Q. (2001) Acelerated hazards regression model and its adequacy for censored survival data, Biometrics, 57:853-860.

    33. Wang, M.-C., Chen, Y. Q. (2001) Comment on Lin/Ying: Semiparametric and nonparametric regression analysis of longitudinal data, Journal of the American Statistical Association, 96:113-114.

    34. Wang, M.-C., Chen, Y. Q. (2000) Nonparametric and semiparametric trend analysis for stratified recurrence time data, Biometrics, 56:789-794.

    35. Chen, Y. Q., Wang, M.-C. (2000) Estimating a treatment effect with the accelerated hazards model, Controlled Clinical Trials, 21:369-380.

    36. Chen, Y. Q., Wang, M.-C. (2000) Analysis of accelerated hazards model, Journal of the American Statistical Association, 95:608-618.

    37. Brookmeyer, R., Chen, Y. Q. (1998) Person-time analysis of paired community intervention trials when the number of communities is small, Statistics in Medicine, 17:2121-32.

  • Technical Reports:
    1. Chen, Y. Q., Wang, Y. (2005) Linear regression of censored length-biased lifetimes, UW Biostatistics Technical Report, 258.

    2. Chen, Y. Q., Zhao, Y. (2004) A note on empirical likelihood inference of residual life regression, UC Berkeley Biostatistics Technical Report, 153.

    3. Chen, Y. Q., Hu, C., Wu, R. (2004) Semiparametric Quantitative-Trait-Locus Mapping: II. on Censored Age-at-Onset, UC Berkeley Biostatistics Technical Report, 152.

    4. Chen, Y. Q., Wu, R. (2004) Semiparametric Quantitative-Trait-Locus Mapping: I. on Functional Growth Curves, UC Berkeley Biostatistics Technical Report, 151.

    5. Chen, Y. Q., Wang, M.-C., Eaton, W. (2001) Detection of progressive deterioration in early onset schizophrenia with a new statistical method, UC Berkeley Biostatistics Technical Report, 102.

    6. Chirenji, Z. M., Chipato, T., Kasule, J., Rusakaniko, S., Makunike, R., Ngwalle, E., Gaffikin, L., Blumethal, P. D., McGrath, J., Sanghvi, H., Brechin, S. J. G.,Chen, Y. Q. (1999) Visual inspection as a means of primary testing for cervical cancer: results from a large-scale study in Zimbabwe, JHPIEGO Technical Report, JHP-05.

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    Last modified: June, 2009