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Analysis of a chronological trend in data from the second National Health and Nutrition Examination Survey indicated that average blood lead levels in the United States dropped approximately 37 per cent (5.4 micrograms per deciliter) from February 1976 through February 1980. There was no evidence that this trend was due to errors in laboratory measurement(More)
BACKGROUND Among the victims of floods, earthquakes, and hurricanes, there is an increased prevalence of post-traumatic stress disorder and depression, which are risk factors for suicidal thinking. We conducted this study to determine whether natural disasters affect suicide rates. METHODS From a list of all the events declared by the U.S. government to(More)
Data from the second National Health Nutrition Examination Survey showed that 22 per cent of persons six months through 75 years old had blood lead levels under 10 micrograms per deciliter; 1.9 per cent had elevated levels (greater than or equal to 30 micrograms per deciliter [greater than or equal to 1.45 mumol per liter]). Among children six months(More)
OBJECTIVE To characterize sports and recreation related (SR) injury episodes in the US population. SR activities are growing in popularity suggesting the need for increased awareness of SR injuries as a public health concern for physically active persons of all ages in the US population. SETTING The National Health Interview Survey (NHIS) is a(More)
OBJECTIVE To describe the magnitude and characteristics of nonfatal firearm-related injuries treated in hospital emergency departments in the United States and to compare nonfatal injury rates with firearm-related fatality rates. DESIGN Data were obtained from medical records for all firearm-related injury cases identified using the National Electronic(More)
OBJECTIVE To characterise and provide nationally representative estimates of persons with non-fatal horse related injuries treated in American emergency departments. METHODS The National Electronic Injury Surveillance System All Injury Program (NEISS-AIP) is a stratified probability sample comprising 66 hospitals. Data on injuries treated in these(More)
Discrete and continuous generation unisexual populations were established from parthenogenetic D. mercatorum females heterozygous for five visible loci and one electrophoretic locus, which marked all five major chromosome arms. In the first impaternate generation of the discrete generation population, all thirty-two possible recombinant genotypes for the(More)
OBJECTIVE Leading causes of fatal and non-fatal injury among US children aged <15 years were compared. METHOD A descriptive study was conducted using nationally representative data on injury related deaths (National Vital Statistics System) and on non-fatal injury related emergency department visits (IEDV; National Electronic Injury Surveillance(More)
OBJECTIVE To quantify and characterize injuries resulting from paintball game related activities among persons >/=7 years in the United States. SETTING Hospitals included in the National Electronic Injury Surveillance System (NEISS); these are composed of a stratified probability sample of all hospitals in the United States with emergency departments. (More)
STUDY OBJECTIVE Injury is a major cause of morbidity and mortality in the United States. Although the National Vital Statistics System provides data on injury-related deaths, a national surveillance system is needed for timely identification of emerging nonfatal injury problems and continuous monitoring of severe nonfatal injuries. This work assesses the(More)