Results 11 to 20 of about 2,471,157 (341)
Survival after postoperative morbidity: a longitudinal observational cohort study [PDF]
Prolonged morbidity after surgery is associated with a risk of premature death for a longer duration than perhaps is commonly thought; however, this risk falls with time.
Emberton, M. +6 more
core +2 more sources
Background: The World Health Organization declared COVID-19 a global pandemic on March 11, 2020. India confirmed its first case of COVID-19 on 30 January and within 8 weeks the total number of cases had crossed the 1000 mark.
Surendra Babu Darivemula +4 more
doaj +1 more source
Intrinsic scatter of caustic masses and hydrostatic bias: An observational study [PDF]
All estimates of cluster mass have some intrinsic scatter and perhaps some bias with true mass even in the absence of measurement errors for example caused by cluster triaxiality and large scale structure.
Andreon, S. +3 more
core +2 more sources
Safety belt and mobile phone usage in vehicles in Barcelona (Spain)
Objectives: To describe the prevalence and correlates of safety belt and mobile phone usage in vehicles in the city of Barcelona (Spain). Methods: We performed a study using direct observation with a cross-sectional design. We selected 2,442 private cars,
Jose M Martínez-Sánchez +6 more
doaj +1 more source
Prognostic analysis of hidradenocarcinoma: a SEER-based observational study
Background Hidradenocarcinoma is a rare malignancy of sweat gland differentiation. Published literature has reported that hidradenocarcinoma has a high recurrence and metastasis rate, and the prognosis is extremely poor.
Teng Gao, Sheng Pan, Meng Li, Runping Su
doaj +1 more source
Inequalities in premature mortality in Britain: observational study from 1921 to 2007 [PDF]
Objective To report on the extent of inequality in premature mortality as measured between geographical areas in Britain. Design Observational study of routinely collected mortality data and public records.
Dorling, D., Smith, G.D., Thomas, B.
core +2 more sources
Analysis of the effectiveness of long distance passes in 2014 Brazil FIFA World Cup
The aim of this study was to analyze the effectiveness of long distance passes performed during the 2014 Brazil FIFA World Cup. All 64 matches were analyzed, however, actions performed during overtime were not included in the sample.
Marcos Antônio Mattos dos Reis +2 more
doaj +1 more source
Introduction and objectives: Currently, there are limited data on the epidemiology and disease characteristics of patients with chronic hepatitis C (CHC) in Latin America.
Luis Viola +12 more
doaj +1 more source
Should eye protection be worn during dermatological surgery: prospective observational study [PDF]
Background There is a potential risk of infection with blood-borne viruses if a doctor receives a blood splash to a mucous membrane. The quantification of facial contamination with blood has never been documented in the context of dermatological surgery.
Birnie, A.J. +2 more
core +2 more sources
Background To identify risk factors for suicide using data from a large, 3-year, multinational follow-up study of schizophrenia (SOHO study). Methods Baseline characteristics of 8,871 adult patients with schizophrenia were included in a logistic ...
Brugnoli Roberto +6 more
doaj +1 more source

