Improved prognosis since 1969 of myocardial infarction treated in a coronary care unit: lack of relation with changes in severity.

abstract：:Objective To determine the attributable risk of community acquired pneumonia on incidence of heart failure throughout the age range of affected patients and severity of the infection.Design Cohort study.Setting Six hospitals and seven emergency departments in Edmonton, Alberta, Canada, 2000-02.Participants 4988 adults...

journal_title：BMJ (Clinical research ed.)

authors： Eurich DT,Marrie TJ,Minhas-Sandhu JK,Majumdar SR

更新日期：2017-02-13 00:00:00

abstract：OBJECTIVE:To study the association between wheezy symptoms in young children and the presence of bacteria in the airways. DESIGN:Birth cohort study. SETTING:Clinical research unit in Copenhagen. PARTICIPANTS:Children of asthmatic mothers, from age 4 weeks to 3 years, with planned visits and acute admissions to the r...

journal_title：BMJ (Clinical research ed.)

authors： Bisgaard H,Hermansen MN,Bønnelykke K,Stokholm J,Baty F,Skytt NL,Aniscenko J,Kebadze T,Johnston SL

更新日期：2010-10-04 00:00:00

abstract：OBJECTIVE:Rapid diagnostic tests for malaria seem cost effective in standard analyses, but these do not take account of clinicians' response to test results. This study tested the impact of clinicians' response to rapid diagnostic test or microscopy results on the costs and benefits of testing at different levels of ma...

journal_title：BMJ (Clinical research ed.)

authors： Lubell Y,Reyburn H,Mbakilwa H,Mwangi R,Chonya S,Whitty CJ,Mills A

更新日期：2008-01-26 00:00:00

abstract：OBJECTIVES:To assess heat related mortalities in relation to climate within Europe. DESIGN:Observational population study. SETTING:North Finland, south Finland, Baden-Württemberg, Netherlands, London, north Italy, and Athens. SUBJECTS:People aged 65-74. MAIN OUTCOME MEASURES:Mortalities at temperatures above, below...

journal_title：BMJ (Clinical research ed.)

authors： Keatinge WR,Donaldson GC,Cordioli E,Martinelli M,Kunst AE,Mackenbach JP,Nayha S,Vuori I

更新日期：2000-09-16 00:00:00

abstract：OBJECTIVE:To assess the impact of a pay for performance incentive on quality of care and outcomes among UK patients with hypertension in primary care. DESIGN:Interrupted time series. SETTING:The Health Improvement Network (THIN) database, United Kingdom. PARTICIPANTS:470 725 patients with hypertension diagnosed betw...

journal_title：BMJ (Clinical research ed.)

authors： Serumaga B,Ross-Degnan D,Avery AJ,Elliott RA,Majumdar SR,Zhang F,Soumerai SB

更新日期：2011-01-25 00:00:00

abstract：OBJECTIVE:To evaluate the association between consumption of ultra-processed foods and all cause mortality. DESIGN:Prospective cohort study. SETTING:Seguimiento Universidad de Navarra (SUN) cohort of university graduates, Spain 1999-2018. PARTICIPANTS:19 899 participants (12 113 women and 7786 men) aged 20-91 years ...

journal_title：BMJ (Clinical research ed.)

authors： Rico-Campà A,Martínez-González MA,Alvarez-Alvarez I,Mendonça RD,de la Fuente-Arrillaga C,Gómez-Donoso C,Bes-Rastrollo M

更新日期：2019-05-29 00:00:00

abstract：OBJECTIVE:To determine the efficacy and safety of the anticoagulant fondaparinux in older acute medical inpatients at moderate to high risk of venous thromboembolism. DESIGN:Double blind randomised placebo controlled trial. SETTING:35 centres in eight countries. PARTICIPANTS:849 medical patients aged 60 or more admi...

journal_title：BMJ (Clinical research ed.)

authors： Cohen AT,Davidson BL,Gallus AS,Lassen MR,Prins MH,Tomkowski W,Turpie AG,Egberts JF,Lensing AW,ARTEMIS Investigators.

更新日期：2006-02-11 00:00:00

abstract：OBJECTIVE:To assess the direct and indirect effects of being a twin, maternal smoking, birth weight, and mother's height on blood pressure at ages 9 and 18 years. DESIGN:Longitudinal study. SUBJECTS:Cohort born in 1972-3. SETTING:Dunedin, New Zealand. MAIN OUTCOME MEASURE:Blood pressure at ages 9 and 18 years. RES...

journal_title：BMJ (Clinical research ed.)

authors： Williams S,Poulton R

更新日期：1999-04-03 00:00:00

abstract：OBJECTIVE:To determine the contribution of inheritance to the incidence of squamous cell carcinoma of the head and neck. DESIGN:Historical cohort study. First degree relatives of cases with squamous cell carcinoma of the head and neck made up the exposed cohort and first degree relatives of spouses of cases made up th...

journal_title：BMJ (Clinical research ed.)

authors： Foulkes WD,Brunet JS,Sieh W,Black MJ,Shenouda G,Narod SA

更新日期：1996-09-21 00:00:00

abstract：OBJECTIVES:To assess incidence of and mortality from cancer in hypertensive patients taking atenolol, comparing the findings with two control populations and with hypertensive patients taking other drugs. DESIGN:Retrospective analysis of patients first seen in the Glasgow Blood Pressure Clinic between 1972 and 1990. P...

journal_title：BMJ (Clinical research ed.)

authors： Hole DJ,Hawthorne VM,Isles CG,McGhee SM,Robertson JW,Gillis CR,Wapshaw JA,Lever AF

更新日期：1993-03-06 00:00:00

abstract：OBJECTIVE: To identify and characterise non-specific immunological effects after routine childhood vaccines against BCG, measles, diphtheria, pertussis, and tetanus. DESIGN: Systematic review of randomised controlled trials, cohort studies, and case-control studies. DATA SOURCES: Embase, PubMed, Cochrane library, and...

journal_title：BMJ (Clinical research ed.)

authors： Kandasamy R,Voysey M,McQuaid F,de Nie K,Ryan R,Orr O,Uhlig U,Sande C,O'Connor D,Pollard AJ

更新日期：2016-10-13 00:00:00

abstract：OBJECTIVES:To document the extent to which maternity data are collected and how they are recorded, and to identify problems that may affect their availability throughout the NHS. METHODS:Postal survey in September 1997 with structured questionnaires. SETTING:207 NHS trusts with maternity units in England. PARTICIPAN...

journal_title：BMJ (Clinical research ed.)

authors： Kenney N,Macfarlane A

更新日期：1999-09-04 00:00:00

abstract：OBJECTIVE:To assess effects on condom use and other sexual behaviour of an HIV prevention programme at school that promotes the use of condoms with and without emergency contraception. DESIGN:Cluster randomised controlled trial. SETTING:40 public high schools in the state of Morelos, Mexico. PARTICIPANTS:10 954 firs...

journal_title：BMJ (Clinical research ed.)

authors： Walker D,Gutierrez JP,Torres P,Bertozzi SM

更新日期：2006-05-20 00:00:00

abstract：OBJECTIVE:To see whether the issue of AIDS has influenced the observed decline in blood donation in Scotland. DESIGN:Two methods: a quantitative survey using personal interviews based on a questionnaire and a qualitative survey based on group discussions. SETTING:Interviews based on the questionnaire were conducted i...

journal_title：BMJ (Clinical research ed.)

authors： MacAskill SG,Hastings GB,McNeill RE,Gillon J

更新日期：1989-04-15 00:00:00

abstract：OBJECTIVE:To study the comparative importance of environment and genes in the development of islet cell autoimmunity associated with insulin dependent diabetes mellitus. DESIGN:Population based study of diabetic twins. SETTING:Danish population. SUBJECTS:18 monozygotic and 36 dizygotic twin pairs with one or both pa...

journal_title：BMJ (Clinical research ed.)

authors： Petersen JS,Kyvik KO,Bingley PJ,Gale EA,Green A,Dyrberg T,Beck-Nielsen H

更新日期：1997-05-31 00:00:00

abstract：:Recent changes in the Russian government introduced by Boris Yeltsin include the appointment of Eduard Nechaev as health minister at the beginning of this year. The appointment received little publicity in the West, although his predecessor was sacked after only one year for failing to make any effort to improve healt...

journal_title：BMJ (Clinical research ed.)

authors： Ryan M

更新日期：1993-04-03 00:00:00

abstract：OBJECTIVE:To investigate the clinical effects of regulating umbilical cord clamping in preterm infants. DESIGN:A prospective randomised study. SETTING:The Queen Mother's Hospital, Glasgow. SUBJECTS:36 vaginally delivered infants over 27 and under 33 weeks' gestation. INTERVENTION:Holding the infant 20 cm below the ...

journal_title：BMJ (Clinical research ed.)

authors： Kinmond S,Aitchison TC,Holland BM,Jones JG,Turner TL,Wardrop CA

更新日期：1993-01-16 00:00:00

abstract：OBJECTIVES:To identify and calculate the prevalence of spin in studies of spin. DESIGN:Meta-research analysis (research on research). SETTING:35 studies of spin in the scientific literature. MAIN OUTCOME MEASURES:Spin, categorised as: reporting practices that distort the presentation and interpretation of results, c...

journal_title：BMJ (Clinical research ed.)

authors： Bero L,Chiu K,Grundy Q

更新日期：2019-12-18 00:00:00

abstract：:The results of the work of the Edinburgh Rehabilitation Medicine Service in one year were evaluated. Over 1400 new patients were seen, of whom 525 were in hospital at the time. Patients most often referred were those who had had cardiovascular accidents, back pain, lower limb amputations, and head injuries and those c...

journal_title：BMJ (Clinical research ed.)

authors： Roy CW,Arthurs Y,Hunter J,Parker S,McLaren A

更新日期：1988-09-03 00:00:00

abstract：OBJECTIVES:To determine the prevalence and associations of symptoms of fatigue. DESIGN:Questionnaire survey. SETTING:London general practice. PARTICIPANTS:611 General practice attenders. MAIN OUTCOME MEASURES:Scores on a fatigue questionnaire and reasons given for fatigue. RESULTS:10.2% Of men (17/167) and 10.6% o...

journal_title：BMJ (Clinical research ed.)

authors： David A,Pelosi A,McDonald E,Stephens D,Ledger D,Rathbone R,Mann A

更新日期：1990-11-24 00:00:00

abstract：OBJECTIVE:To document the relative importance of endogenous sex steroids in modulating the frequency of orgasms, the dominant aspect of sexual behaviour in healthy eugonadal men. DESIGN:Measurement of adrenal and testicular sex steroids in a sample of army recruits and study of their relation to frequency of orgasms a...

journal_title：BMJ (Clinical research ed.)

authors： Mantzoros CS,Georgiadis EI,Trichopoulos D

更新日期：1995-05-20 00:00:00

abstract：OBJECTIVE:To determine whether patients with unexpected prehospital cardiac arrest could be identified in whom ambulance resuscitation attempts would be futile. DESIGN:Review of ambulance and hospital records; detailed review of automated external defibrillator rhythm strips of patients in whom no shock was advised. ...

journal_title：BMJ (Clinical research ed.)

authors： Marsden AK,Ng GA,Dalziel K,Cobbe SM

更新日期：1995-07-01 00:00:00

abstract：OBJECTIVE:To determine whether tobacco smoking causes increased DNA modification (adducts) in human cervical epithelium. DESIGN:Comparison of DNA adducts measured by the technique of postlabelling with phosphorus-32 in normal ectocervical epithelium of smokers and non-smokers. A questionnaire on smoking habit and a ur...

journal_title：BMJ (Clinical research ed.)

authors： Simons AM,Phillips DH,Coleman DV

更新日期：1993-05-29 00:00:00

abstract：OBJECTIVE:To determine whether the variation in unadjusted rates of caesarean section derived from routine data in NHS trusts in England can be explained by maternal characteristics and clinical risk factors. DESIGN:A cross sectional analysis using routinely collected hospital episode statistics was performed. A multi...

journal_title：BMJ (Clinical research ed.)

authors： Bragg F,Cromwell DA,Edozien LC,Gurol-Urganci I,Mahmood TA,Templeton A,van der Meulen JH

更新日期：2010-10-06 00:00:00

abstract：OBJECTIVE:To assess body shape trajectories in early and middle life in relation to risk of mortality. DESIGN:Prospective cohort study. SETTING:Nurses' Health Study and Health Professionals Follow-up Study. POPULATION:80 266 women and 36 622 men who recalled their body shape at ages 5, 10, 20, 30, and 40 years and p...

journal_title：BMJ (Clinical research ed.)

authors： Song M,Hu FB,Wu K,Must A,Chan AT,Willett WC,Giovannucci EL

更新日期：2016-05-04 00:00:00

abstract：OBJECTIVE:To compare the mortality of patients in a palliative care unit on working days with that on weekends and public holidays. DESIGN:Retrospective database study. SETTING:Palliative care unit in Germany. POPULATION:All admissions to palliative care unit between 1 January 1997 and 31 December 2008. MAIN OUTCOM...

journal_title：BMJ (Clinical research ed.)

authors： Voltz R,Kamps R,Greinwald R,Hellmich M,Hamacher S,Becker G,Kuhr K,Gaertner J

更新日期：2014-12-16 00:00:00

abstract：OBJECTIVE:To derive and validate an algorithm to estimate the absolute risk of having ovarian cancer in women with and without symptoms. DESIGN:Cohort study with data from 375 UK QResearch general practices for development and 189 for validation. PARTICIPANTS:Women aged 30-84 without a diagnosis of ovarian cancer at ...

journal_title：BMJ (Clinical research ed.)

authors： Hippisley-Cox J,Coupland C

更新日期：2011-01-04 00:00:00

abstract：:Current services for those with mental disorders show two trends. Psychiatric services are becoming concentrated on the care of those with "severe mental illness," largely (but unjustifiably) synonymous with chronic psychosis. The retreat of psychiatry from the care of those with non-psychotic mental disorders has hel...

journal_title：BMJ (Clinical research ed.)

authors： Wessely S

更新日期：1996-07-20 00:00:00

abstract：OBJECTIVE:To determine the effect of four monthly vitamin D supplementation on the rate of fractures in men and women aged 65 years and over living in the community. DESIGN:Randomised double blind controlled trial of 100 000 IU oral vitamin D3 (cholecalciferol) supplementation or matching placebo every four months ove...

journal_title：BMJ (Clinical research ed.)

authors： Trivedi DP,Doll R,Khaw KT

更新日期：2003-03-01 00:00:00

abstract：OBJECTIVE:To assess the effect on time to diagnosis of recurrence and on quality of life of transferring primary responsibility for follow up of women with breast cancer in remission from hospital to general practice. DESIGN:Randomised controlled trial with 18 month follow up in which women received routine follow up ...

journal_title：BMJ (Clinical research ed.)

authors： Grunfeld E,Mant D,Yudkin P,Adewuyi-Dalton R,Cole D,Stewart J,Fitzpatrick R,Vessey M

更新日期：1996-09-14 00:00:00