We analyzed counts from the annual Midwinter Bald Eagle Survey to examine state, regional, and national trends in counts of wintering Bald Eagles (Haliaeetusleucocephalus) within the conterminous 48 United States from 1986 to 2010. Using hierarchical mixed model methods, we report trends in counts from 11,729 surveys along 844 routes in 44 states. Nationwide Bald Eagle counts increased 0.6% per...

This report summarizes some of the notable recent trends in household and family characteristics and contains detailed demographic data from the March 1985 Current Population Survey. Highlights of the topics presented in the report include: 1) the number of married-couple families has increased by 3% since 1980, versus an 18% increase for other types of families; 2) household size dropped fro...

BACKGROUND Patients' transition from hospital care to their general practitioner (GP) can put them at risk of unforeseen adverse events, which can be minimised by the GP receiving timely access to hospital discharge summaries. The objective of this article was to develop and pilot a discharge summary assessment tool, inclusive of components that Australian GPs identified as being most important...

"This paper will investigate the issue of weighting for panel attrition in event-history models by comparing alternative treatments of sampling weights in a divorce model for members of the 1986 [U.S.] Survey of Income and Program Participation (SIPP). Three distinct weighting procedures are compared. These are based on (1) the initial selection probability weights; (2) the 1986 SIPP panel weig...

BACKGROUND The recognition of the relevance of sex and gender differences in medicine has significantly increased in the last 20 years. Nonetheless, the implementation of these aspects into clinical practice still remains to be attained. In particular, while sex differences - which refer to biological attributes - are widely accepted, gender concepts - which include sociocultural and psychologi...

The demographic transition in Brazil in recent years had reproduced a phenomenon known worldwide as population aging. The objective of this study was thus to identify the factors related to self-perceived need for dental treatment among elderly Brazilians. An in-depth analysis was performed with data from the 2003 national oral health survey, with a sample of 5,349 elderly individuals. Poisson ...

Common misconceptions of p-values are based on certain beliefs and attributions about the significance of the results. Thus, they affect the professionals' decisions and jeopardize the quality of interventions and the accumulation of valid scientific knowledge. We conducted a survey on 164 academic psychologists (134 Italian, 30 Chilean) questioned on this topic. Our findings are consistent wit...

Despite a growing literature documenting strong linkages between income and health, there remains little understanding of how economic factors shape disease outcomes in the HIV/AIDS epidemic. Using individual level data from nineteen sub-Saharan African countries, we show that negative income shocks can lead to substantial increases in HIV prevalence. We match data on individuals’ HIV status fr...

A population survey was conducted in 9 provinces of Argentina in 2012 aimed at determining the level of knowledge of diabetes mellitus and the risk of developing the disease. This was a cross-sectional study based on the general population and including men and women aged 18-70 years from all socioeconomic backgrounds. Results showed that 30.5% of participants without diabetes mellitus were at ...