Hyun J. Lim

Prosanta Mondal2
Kali Gartner1
2Prosanta Mondal
1Kali Gartner
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BACKGROUND When a patient experiences an event other than the one of interest in the study, usually the probability of experiencing the event of interest is altered. By contrast, disease-free survival time analysis by standard methods, such as the Kaplan-Meier method and the standard Cox model, does not distinguish different causes in the presence of(More)
BACKGROUND Sleep health questionnaires are often employed as a first assessment step for sleep pathology. The Epworth Sleepiness Scale (ESS) and the Pittsburgh Sleep Quality Index (PSQI) are two commonly employed questionnaire instruments. Aspects of sleep health may be measured differently depending on choice of instrument. OBJECTIVES In a patient(More)
OBJECTIVE To assess the impact of clinical and social factors unique to HIV-infected adults in Saskatoon, Saskatchewan, regarding the rate of CD4(+) count change, and to identify factors associated with a risk of CD4(+) count decline. METHODS A retrospective longitudinal cohort study from medical chart reviews at two clinics was conducted in Saskatoon.(More)
BACKGROUND Sequentially ordered multivariate failure time or recurrent event duration data are commonly observed in biomedical longitudinal studies. In general, standard hazard regression methods cannot be applied because of correlation between recurrent failure times within a subject and induced dependent censoring. Multiplicative and additive hazards(More)
  • Emina Emilia Torlakovic, Vicki Keeler, Chang Wang, Hyun J Lim, Leslie Ann Lining, Suzanne Laferté
  • 2009
BACKGROUND The discovery of a "serrated neoplasia pathway" has highlighted the role of hyperplastic lesions of the colon as the significant precursor of colorectal adenocarcinoma. In mice, hyperplasia of the colonic mucosa is a regular phenomenon after a challenge with colonic carcinogens indicating that mucosal hyperproliferation and thickening, even(More)
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