Cigarette smoking almost always begins in the adolescent years and smoking at early ages increases the risk of becoming ill or dying from causes attributable to smoking. This report uses data from the 1992 National Health Interview Survey of Youth Risk Behavior and presents prevalence estimates for selected unhealthy behaviors among adolescents in the United States according to smoking status. ...

Between May 1977 and June 1979, the National Center for Health Statistics conducted an inventory of all licensed pharmacists in the United States. The data -ollection spanned 2 years in an effort to time each te’s survey to correspond with its license renewal eriod for pharmacists. Results from this survey indicate that there were 160,664 licensed pharmacists, of which 112,335 were known to be ...

This study determined the metabolic and hemodynamic responses in eight spinal cord injured (SCI) quadriplegics (C5-C8/T1) performing subpeak arm crank exercise (ACE) alone, subpeak functional electrical stimulation leg cycle exercise (FES-LCE) alone, and subpeak FES-LCE concurrent with subpeak ACE (hybrid exercise). Subjects completed 10 minutes of each exercise mode during which steady-state o...

PURPOSE To investigate institutional and individual practices and attitudes in clinical magnetoencephalography (MEG) in the United States. METHODS An MEG Center Director Survey (20 questions) and an MEG Center Doctoral-Level Staff Survey (6 questions) were e-mailed to all clinically active MEG centers in the United States (21) in 2008. RESULTS Fifteen centers declared to be in operation an ...

Induction of in vivo dinitrochlorobenzene (DNCB) sensitization has been corre lated with in vitro cultured lymphocyte transformation in 21 patients with histologically confirmed sarcoidosis and 21 matched control subjects. Failure to sensitize with DNCB was noted in 71 percent of patients with sarcoidosis and in 14 percent of controls. Poor lymphocyte transformation occurred in 90 percent of pa...

Between 2001–2003 Paik and others, from a US-based multiinstitutional clinical trials group (the NSABP) that includes many Canadian centres, developed an assay to identify 21 genes from tumour samples that collectively significantly predicted patients’ outcomes (recurrences, breast cancer deaths, and response to chemotherapy).1 The 21-gene assay was based on advances in genetic techniques, refi...