Methods: A descriptive and quantitative retrospective cross-sectional study was made of the main causes for amputations performed in the period from January 1998 to January 2008 in Hospital de Base, São José do Rio Preto in under 15-yearold individuals. Data, including the age of the patient, gender, rehospitalizations or further procedures and the reason for surgery were obtained from hospital...

Methods & Materials: A descriptive, cross-sectional study was conducted on 315 pregnant women who were in the last trimester. Participants were randomly recruited from an outpatient clinic of a state hospital in Çanakkale, Turkey, between March and May 2012. Data were collected using a socio-demographic information form and CRF information questionnaire. Descriptive statistics and chi-square te...

BACKGROUND In biomedical research papers, authors often use descriptive statistics to describe the study sample. The standard deviation (SD) describes the variability between individuals in a sample; the standard error of the mean (SEM) describes the uncertainty of how the sample mean represents the population mean. Authors often, inappropriately, report the SEM when describing the sample. As t...