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Rare Outcome (rare + outcome)
Selected AbstractsJob displacement and stress-related health outcomesHEALTH ECONOMICS, Issue 10 2006Martin Browning Abstract We investigate whether job loss as the result of displacement causes hospitalization for stress-related diseases which are widely thought to be associated with unemployment. In doing this, we use much better data than any previous investigators. Our data are a random 10% sample of the male population of Denmark for the years 1981,1999 with full records on demographics, health and work status for each person, and with a link from every working person to a plant. We use the method of ,matching on observables' to estimate the counter-factual of what would have happened to the health of a particular group of displaced workers if they had not in fact been displaced. Our results indicate unequivocally that being displaced in Denmark does not cause hospitalization for stress-related disease. An analysis of the power of our test suggests that even though we are looking for a relatively rare outcome, our data set is large enough to show even quite small an effect if there were any. Supplementary analyses do not show any causal link from displacement or unemployment to our health outcomes for particular groups that might be thought to be more susceptible. Copyright © 2006 John Wiley & Sons, Ltd. [source] The impact of lithium prophylaxis on the course of bipolar disorder: a review of the research evidenceBIPOLAR DISORDERS, Issue 2 2000Mario Maj A critical review is provided of the available research evidence concerning the efficacy and effectiveness of lithium prophylaxis in bipolar disorder. It is emphasized that, in spite of the limitations of available placebo-controlled trials and naturalistic studies, lithium is the only drug whose prophylactic activity in bipolar disorder is convincingly proved, and remains the first-choice medication in the long-term treatment of bipolar patients. The impact of lithium prophylaxis is likely to be less significant on atypical and comorbid cases of bipolar disorder than in typical manic,depressive illness, but the superiority of other medications over lithium in the long-term treatment of those cases is at present not convincingly proved by research. Currently available research evidence does not seem to support the idea that lithium exerts its prophylactic effect on relapses but not on recurrences of bipolar disorder. Clinicians should be aware of the fact that the drop-out rate in bipolar patients receiving long-term lithium prophylaxis is high even if treatment surveillance is accurate, and that complete suppression of recurrences is a relatively rare outcome of prophylaxis. [source] Birth Centers in Australia: A National Population-Based Study of Perinatal Mortality Associated with Giving Birth in a Birth CenterBIRTH, Issue 3 2007Sally K Tracy DMid ABSTRACT: Background: Perinatal mortality is a rare outcome among babies born at term in developed countries after normal uncomplicated pregnancies; consequently, the numbers involved in large databases of routinely collected statistics provide a meaningful evaluation of these uncommon events. The National Perinatal Data Collection records the place of birth and information on the outcomes of pregnancy and childbirth for all women who give birth each year in Australia. Our objective was to describe the perinatal mortality associated with giving birth in "alongside hospital" birth centers in Australia during 1999 to 2002 using nationally collected data. Methods: This population-based study included all 1,001,249 women who gave birth in Australia during 1999 to 2002. Of these women, 21,800 (2.18%) gave birth in a birth center. Selected perinatal outcomes (including stillbirths and neonatal deaths) were described for the 4-year study period separately for first-time mothers and for women having a second or subsequent birth. A further comparison was made between deaths of low-risk term babies born in hospitals compared with deaths of term babies born in birth centers. Results: The total perinatal death rate attributed to birth centers was significantly lower than that attributed to hospitals (1.51/1,000 vs 10.03/1,000). The perinatal mortality rate among term births to primiparas in birth centers compared with term births among low-risk primiparas in hospitals was 1.4 versus 1.9 per 1,000; the perinatal mortality rate among term births to multiparas in birth centers compared with term births among low-risk multiparas in hospitals was 0.6 versus 1.6 per 1,000. Conclusions: This study using Australian national data showed that the overall rate of perinatal mortality was lower in alongside hospital birth centers than in hospitals irrespective of the mother's parity. (BIRTH 34:3 September 2007) [source] Three cases of adenocarcinoma following restorative proctocolectomy with hand-sewn anastomosis for ulcerative colitis: a review of reported cases in the literatureCOLORECTAL DISEASE, Issue 6 2005S. W. Lee Abstract Restorative proctocolectomy (RPC) has been accepted as optimal surgical therapy for most patients with ulcerative colitis. The occurrence of adenocarcinoma adjacent to the ileoanal anastomotic site for ulcerative colitis is a serious but rare outcome. There are 16 reported cases. We report three additional cases and review previous cases in the literature. [source] |