Does paid vacation leave predict depression in working Americans?: A national longitudinal analysis

Does Type of Pain Predict Pain Severity Changes in Individuals With Multiple Sclerosis? A Longitudinal Analysis Using Generalized Estimating Equations

 Background & Objective:  Pain is a common symptom among people with MS. In the majority of MS patients, pain is chronic in nature, but it can change over time. The objective of this study was to determine if pain type can predict pain severity changes in individuals with MS over time.  Materials & Methods:  The research method was a longitudinal design that evaluated pain type and severity at...

Analysis of a Single Server Queue with Working Vacation and Vacation Interruption

In this paper, an M/M/1 queue with working vacation and vacation interruption is investigated. The server is supposed to take a working vacation whenever the system becomes empty and if there are at least N customers waiting in the system at a service completion instant, vacation interruption happens and the server resumes a normal working period. A matrix geometric approach is employed to obta...

Does low self-esteem predict depression and anxiety? A meta-analysis of longitudinal studies.

Low self-esteem and depression are strongly related, but there is not yet consistent evidence on the nature of the relation. Whereas the vulnerability model states that low self-esteem contributes to depression, the scar model states that depression erodes self-esteem. Furthermore, it is unknown whether the models are specific for depression or whether they are also valid for anxiety. We evalua...

Paid Parental Leave Laws in the United States: Does Short-Duration Leave Affect Women’s Labor-Force Attachment?

The market for paid sick leave.

In many countries, general practitioners (GPs) are assigned the task of controlling the validity of their own patients' insurance claims. At the same time, they operate in a market where patients are customers free to choose their GP. Are these roles compatible? Can we trust that the gatekeeping decisions are untainted by private economic interests? Based on administrative registers from Norway...