Using the longitudinal line of Greenwich as the base line, they determined that time would change by one hour for every fifteen-degree change in longitudinal lines, thus creating twenty-four time zones around the world.
This study used the "Longitudinal Cohort of Diabetes Patients Database (LHDB) 1999-2010," whish is released by the Taiwan National Health Research Institutes for research purposes.
We performed a retrospective longitudinal analysis using the patient standard analytic file obtained from the United States Renal Data System (USRDS).
However, particular data characteristics present challenges that call for specialized data fusion models to predict patient conditions using the multivariate longitudinal data.
Methods: Using the Taiwan Longitudinal Health Insurance Database, we compared patients diagnosed with HIV (n = 9918) between January 1 , 2002 and December 31 , 2007with age-matched controls (n = 99,180).
These investigators used longitudinal patient data to estimate natural history parameters related to formation and progression of metachronous colorectal tumors in patients who were status post curative resection.
We used longitudinal patient data from seven databases (GePaRD, IPCI, OSSIFF, Pedianet, PHARMO, SISR, and THIN) to calculate prevalence rates of NSAID use among children (0 18 years of age) from Germany, Italy, Netherlands, and United Kingdom.
In the longitudinal study, the effect of AD treatment on cognition was evaluated using the patient's own baseline values.
We use longitudinal patient-level observational data to calibrate a natural history model of hyperlipidemia and hypertension progression over time.
