S L Hedden

Summary

Affiliation: Johns Hopkins Bloomberg School of Public Health
Country: USA

Publications

  1. pmc A comparison of missing data methods for hypothesis tests of the treatment effect in substance abuse clinical trials: a Monte-Carlo simulation study
    Sarra L Hedden
    Department of Biostatistics, Bioinformatics and Epidemiology, Medical University of South Carolina, 135 Cannon Place, Charleston, SC 29425, USA
    Subst Abuse Treat Prev Policy 3:13. 2008
  2. doi request reprint Gender differences in the prevalence and behavioral risk factors of HIV in South African drug users
    Sarra L Hedden
    Department of Mental Health, Johns Hopkins University Bloomberg School of Public Health, Hampton House 897, 624 North Broadway, Baltimore, MD 21205, USA
    AIDS Behav 13:288-96. 2009
  3. pmc The impact of loss to follow-up on hypothesis tests of the treatment effect for several statistical methods in substance abuse clinical trials
    Sarra L Hedden
    Department of Biostatistics, Bioinformatics and Epidemiology, Medical University of South Carolina, Charleston, SC 29425, USA
    J Subst Abuse Treat 37:54-63. 2009
  4. pmc Differences between adult non-drug users versus alcohol, cocaine and concurrent alcohol and cocaine problem users
    Sarra L Hedden
    Johns Hopkins Bloomberg School of Public Health, Department of Mental Health, 2213 McElderry Street, Fourth Floor, Suite 400, Baltimore, MD 21205, USA
    Addict Behav 34:323-6. 2009
  5. pmc Patterns of illegal drug use among an adult alcohol dependent population: results from the National Survey on Drug Use and Health
    S L Hedden
    Johns Hopkins University Bloomberg School of Public Health, Department of Mental Health, 2213 McElderry Street, Baltimore, MD 21205 USA
    Drug Alcohol Depend 106:119-25. 2010
  6. pmc Sexually transmitted infections among pregnant heroin- or cocaine-addicted women in treatment: the significance of psychiatric co-morbidity and sex trade
    C E Cavanaugh
    Department of Mental Health, Bloomberg School of Public Health, Johns Hopkins University, 2213 McElderry Street, 4th Floor, M409, Baltimore, MD 21205, USA
    Int J STD AIDS 21:141-2. 2010
  7. pmc Adolescent drug dealing and race/ethnicity: a population-based study of the differential impact of substance use on involvement in drug trade
    Leah J Floyd
    Johns Hopkins Bloomberg School of Public Health, Department of Mental Health, Baltimore, Maryland, USA
    Am J Drug Alcohol Abuse 36:87-91. 2010
  8. pmc Randomization in substance abuse clinical trials
    Sarra L Hedden
    Department of Biostatistics, Bioinformatics and Epidemiology DB2E, Medical University of South Carolina, Cannon Place, Cannon Street, Charleston, SC 29425, USA
    Subst Abuse Treat Prev Policy 1:6. 2006

Detail Information

Publications8

  1. pmc A comparison of missing data methods for hypothesis tests of the treatment effect in substance abuse clinical trials: a Monte-Carlo simulation study
    Sarra L Hedden
    Department of Biostatistics, Bioinformatics and Epidemiology, Medical University of South Carolina, 135 Cannon Place, Charleston, SC 29425, USA
    Subst Abuse Treat Prev Policy 3:13. 2008
    ..However, missing data are often ignored in the presentation of substance abuse clinical trials. This paper demonstrates missing data methods which may be used for hypothesis testing...
  2. doi request reprint Gender differences in the prevalence and behavioral risk factors of HIV in South African drug users
    Sarra L Hedden
    Department of Mental Health, Johns Hopkins University Bloomberg School of Public Health, Hampton House 897, 624 North Broadway, Baltimore, MD 21205, USA
    AIDS Behav 13:288-96. 2009
    ..Findings suggest that males may have more control of risk behaviors and support the need for gender specific prevention strategies...
  3. pmc The impact of loss to follow-up on hypothesis tests of the treatment effect for several statistical methods in substance abuse clinical trials
    Sarra L Hedden
    Department of Biostatistics, Bioinformatics and Epidemiology, Medical University of South Carolina, Charleston, SC 29425, USA
    J Subst Abuse Treat 37:54-63. 2009
    ..e., "ignorable"). If the missing data are presumed to be nonignorable, a sensitivity analysis is recommended...
  4. pmc Differences between adult non-drug users versus alcohol, cocaine and concurrent alcohol and cocaine problem users
    Sarra L Hedden
    Johns Hopkins Bloomberg School of Public Health, Department of Mental Health, 2213 McElderry Street, Fourth Floor, Suite 400, Baltimore, MD 21205, USA
    Addict Behav 34:323-6. 2009
    ....
  5. pmc Patterns of illegal drug use among an adult alcohol dependent population: results from the National Survey on Drug Use and Health
    S L Hedden
    Johns Hopkins University Bloomberg School of Public Health, Department of Mental Health, 2213 McElderry Street, Baltimore, MD 21205 USA
    Drug Alcohol Depend 106:119-25. 2010
    ..Findings advocate that more intense psychiatric and drug dependence treatment resources may be needed for concurrent-drug using alcohol dependent populations and provide evidence for targeted prevention and treatment interventions...
  6. pmc Sexually transmitted infections among pregnant heroin- or cocaine-addicted women in treatment: the significance of psychiatric co-morbidity and sex trade
    C E Cavanaugh
    Department of Mental Health, Bloomberg School of Public Health, Johns Hopkins University, 2213 McElderry Street, 4th Floor, M409, Baltimore, MD 21205, USA
    Int J STD AIDS 21:141-2. 2010
    ..Findings underscore the importance of identifying and addressing co-morbid psychiatric disorders and sex trade behaviour in this population...
  7. pmc Adolescent drug dealing and race/ethnicity: a population-based study of the differential impact of substance use on involvement in drug trade
    Leah J Floyd
    Johns Hopkins Bloomberg School of Public Health, Department of Mental Health, Baltimore, Maryland, USA
    Am J Drug Alcohol Abuse 36:87-91. 2010
    ..Among adolescents, peers are an important source of drug procurement. However, little is known about factors associated with youths' involvement in drug trade...
  8. pmc Randomization in substance abuse clinical trials
    Sarra L Hedden
    Department of Biostatistics, Bioinformatics and Epidemiology DB2E, Medical University of South Carolina, Cannon Place, Cannon Street, Charleston, SC 29425, USA
    Subst Abuse Treat Prev Policy 1:6. 2006
    ....