Case-cohort study designs represent a cost-effective and efficient strategy for analysing time-to-event data, particularly when the event of interest is rare. By selecting a random subcohort along ...

The case-cohort design has been widely used as a means of cost reduction in collecting or measuring expensive covariates in large cohort studies. The existing literature on the case-cohort design is ...

Background Exercise stress echocardiography (ESE) is widely used to detect inducible myocardial ischaemia. However, a substantial proportion of ESEs remains inconclusive or shows abnormal ...

Improved Cancer-Specific Risk Stratification by the Lymph Node Ratio-Based Nomogram: A Potential Role in Guiding Postoperative Management Decisions for Oral Cavity Carcinoma We propose a novel ...

Case-cohort study design has been widely used for its cost-effectiveness. In any real study, there are always other important outcomes of interest beside the failure time that the original case-cohort ...

Different approaches to cohort study design in the context of biomarkers of aging. Biomarkers of aging are commonly validated using cross-sectional or longitudinal study designs. Cross-sectional ...

Objective To investigate the association between sprint running biomechanics and sprint-related hamstring strain injury (HSI) in elite male football players. Methods This prospective cohort study ...

Objectives We explored whether a spike in running distance during a single session or over 1 week, compared with the preceding period, was associated with increased risk of running-related overuse ...

You are being asked to join a group of healthy adults who are willing to serve as participants in UAB research studies for which investigators need blood samples. There are no direct benefits to you ...