Identifying problems with data collection at a local level: survey of NHS maternity units in England.

abstract：OBJECTIVES:To compare the clinical and cost effectiveness of total hip arthroplasty with resurfacing arthroplasty in patients with severe arthritis of the hip. DESIGN:Single centre, two arm, parallel group, assessor blinded, randomised controlled trial with 1:1 treatment allocation. SETTING:One large teaching hospita...

journal_title：BMJ (Clinical research ed.)

authors： Costa ML,Achten J,Parsons NR,Edlin RP,Foguet P,Prakash U,Griffin DR,Young Adult Hip Arthroplasty Team.

更新日期：2012-04-19 00:00:00

abstract：OBJECTIVE:To determine whether the intervention of a physiotherapist improved mobility in patients seen more than one year after stroke. DESIGN:Randomised crossover trial comparing two groups offered intervention by a physiotherapist, one immediately after entry into the trial and the other after a delay of three mont...

journal_title：BMJ (Clinical research ed.)

authors： Wade DT,Collen FM,Robb GF,Warlow CP

更新日期：1992-03-07 00:00:00

abstract：:Objective To improve the selection of patients with acute ischaemic stroke for intra-arterial treatment using a clinical decision tool to predict individual treatment benefit.Design Multivariable regression modelling with data from two randomised controlled clinical trials.Setting 16 hospitals in the Netherlands (deri...

journal_title：BMJ (Clinical research ed.)

authors： Venema E,Mulder MJHL,Roozenbeek B,Broderick JP,Yeatts SD,Khatri P,Berkhemer OA,Emmer BJ,Roos YBWEM,Majoie CBLM,van Oostenbrugge RJ,van Zwam WH,van der Lugt A,Steyerberg EW,Dippel DWJ,Lingsma HF

更新日期：2017-05-03 00:00:00

abstract：OBJECTIVE:To determine whether failure to adequately adjust for a reported 40% misclassification of use of in vitro fertilisation (IVF) as reported in a Swedish study could have led to a false finding that folic acid increases dizygotic twinning. DESIGN:Modelling with population based data. SETTING:Swedish vital reco...

journal_title：BMJ (Clinical research ed.)

authors： Berry RJ,Kihlberg R,Devine O

更新日期：2005-04-09 00:00:00

abstract：OBJECTIVE:To assess the risk of epileptic seizures in people with and without epilepsy after vaccination with a monovalent AS03 adjuvanted pandemic A/H1N1 influenza vaccine (Pandemrix; Glaxo SmithKline, Sweden). DESIGN:Register based self controlled case series. SETTING:Three Swedish counties (source population 750,0...

journal_title：BMJ (Clinical research ed.)

authors： Arnheim-Dahlström L,Hällgren J,Weibull CE,Sparén P

更新日期：2012-12-18 00:00:00

abstract：:To study a range of possible risk factors for HIV among injecting drug user patients attending a clinic in London were interviewed from November 1986 to November 1987. Serum samples were tested for viral markers. Of 116 patients, 101 had shared injecting equipment, 75 on the first occasion of injecting and 76 during t...

journal_title：BMJ (Clinical research ed.)

authors： Hart GJ,Sonnex C,Petherick A,Johnson AM,Feinmann C,Adler MW

更新日期：1989-04-22 00:00:00

abstract：:A randomised controlled trial of two management regimens was carried out in women patients over 65 years of age with hip fractures. Ninety seven patients were admitted to a designated orthopaedic geriatric unit and 125 to orthopaedic wards. No difference was observed in mortality, length of stay, or placement of patie...

journal_title：BMJ (Clinical research ed.)

authors： Gilchrist WJ,Newman RJ,Hamblen DL,Williams BO

更新日期：1988-10-29 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：:There is strong circumstantial evidence that human papillomavirus is a cofactor in the development of cervical neoplasia. Systemic immunosuppression has also been implicated. A study was therefore carried out examining the relation between subtypes of human papillomavirus and local immunocompetent cells in the cervix....

journal_title：BMJ (Clinical research ed.)

authors： Hawthorn RJ,Murdoch JB,MacLean AB,MacKie RM

更新日期：1988-09-10 00:00:00

abstract：OBJECTIVE:To assess oesophageal Doppler ultrasonography as a convenient means of optimising positive end expiratory pressure for maximal delivery of oxygen to tissues. DESIGN:Measurements of blood flow, arterial oxygen saturation, and cardiac output by thermodilution (when available) at baseline and at 20-30 minutes a...

journal_title：BMJ (Clinical research ed.)

authors： Singer M,Bennett D

更新日期：1989-05-20 00:00:00

abstract：OBJECTIVE:To use the rs1229984 variant in the alcohol dehydrogenase 1B gene (ADH1B) as an instrument to investigate the causal role of alcohol in cardiovascular disease. DESIGN:Mendelian randomisation meta-analysis of 56 epidemiological studies. PARTICIPANTS:261 991 individuals of European descent, including 20 259 c...

journal_title：BMJ (Clinical research ed.)

authors： Holmes MV,Dale CE,Zuccolo L,Silverwood RJ,Guo Y,Ye Z,Prieto-Merino D,Dehghan A,Trompet S,Wong A,Cavadino A,Drogan D,Padmanabhan S,Li S,Yesupriya A,Leusink M,Sundstrom J,Hubacek JA,Pikhart H,Swerdlow DI,Panayiotou

更新日期：2014-07-10 00:00:00

abstract：OBJECTIVE:To explore the hypothesis that different methods of selecting and printing information for cancer patients could improve emotional support by affecting interaction with others, and so lead to improved psychological wellbeing. DESIGN:Randomised trial with eight groups (three factors, 2x2x2). Data collected at...

journal_title：BMJ (Clinical research ed.)

authors： Jones RB,Pearson J,Cawsey AJ,Bental D,Barrett A,White J,White CA,Gilmour WH

更新日期：2006-04-22 00:00:00

abstract：OBJECTIVE:To determine whether the increased iron demands of pregnancy could be met by increased absorption from dietary sources. DESIGN AND SETTING:Longitudinal prospective study in the research unit of a maternity hospital. SUBJECTS:12 normal pregnant women. INTERVENTIONS:At 12, 24, and 36 weeks' gestation (within...

journal_title：BMJ (Clinical research ed.)

authors： Barrett JF,Whittaker PG,Williams JG,Lind T

更新日期：1994-07-09 00:00:00

abstract：OBJECTIVE:To examine changes in primary care in London in the 11 years since the Acheson report on primary health care in inner London. DESIGN:Analysis of key data from the family health services authority performance indicators and from the Department of Health; study of trends since the time of the Acheson report; e...

journal_title：BMJ (Clinical research ed.)

authors： Jarman B,Bosanquet N

更新日期：1992-11-07 00:00:00

abstract：:National allocation of resources to regional health authorities and by them to districts is now determined by a weighted capitation formula. The national formula was derived from regression analysis, with hospital utilisation as an index of need for health care--a method which has fundamental limitations. This paper a...

journal_title：BMJ (Clinical research ed.)

authors： Sheldon TA,Smith GD,Bevan G

更新日期：1993-03-27 00:00:00

abstract：OBJECTIVE:To quantify the association of indices of central obesity, including waist circumference, hip circumference, thigh circumference, waist-to-hip ratio, waist-to-height ratio, waist-to-thigh ratio, body adiposity index, and A body shape index, with the risk of all cause mortality in the general population, and t...

journal_title：BMJ (Clinical research ed.)

authors： Jayedi A,Soltani S,Zargar MS,Khan TA,Shab-Bidar S

更新日期：2020-09-23 00:00:00

abstract：OBJECTIVES:To investigate the effect of Chlamydia pneumoniae infection on future development of ischaemic heart disease and mortality. DESIGN:Prospective longitudinal study. SETTING:Caerphilly, South Wales. SUBJECTS:Plasma specimens were collected during 1979-83 from 1773 men aged 45-59 years. These were tested for ...

journal_title：BMJ (Clinical research ed.)

authors： Strachan DP,Carrington D,Mendall MA,Ballam L,Morris J,Butland BK,Sweetnam PM,Elwood PC

更新日期：1999-04-17 00:00:00

abstract：OBJECTIVE:To describe the mechanism established by Richmond, Twickenham, and Roehampton Health Authority to manage extracontractual referral requests made on behalf of its resident population and to examine its working in the first three months of the new arrangements. DESIGN:Description of the procedures for managing...

journal_title：BMJ (Clinical research ed.)

authors： Williamson JD

更新日期：1991-08-31 00:00:00

abstract：OBJECTIVE:To use funnel plots and cumulative funnel plots to compare in-hospital outcome data for operators undertaking percutaneous coronary interventions with predicted results derived from a validated risk score to allow for early detection of variation in performance. DESIGN:Analysis of prospectively collected dat...

journal_title：BMJ (Clinical research ed.)

authors： Kunadian B,Dunning J,Roberts AP,Morley R,Twomey D,Hall JA,Sutton AG,Wright RA,Muir DF,de Belder MA

更新日期：2008-04-26 00:00:00

abstract：OBJECTIVE:To compare the effectiveness of beta lactam monotherapy versus beta lactam-aminoglycoside combination therapy in the treatment of patients with fever and neutropenia. DATA SOURCES:Medline, Embase, Lilacs, the Cochrane Library, and conference proceedings to 2002. References of included studies and contact wit...

journal_title：BMJ (Clinical research ed.)

authors： Paul M,Soares-Weiser K,Leibovici L

更新日期：2003-05-24 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：OBJECTIVES:To measure the potential for cadaver organ retrieval in New South Wales and to determine the reasons for potential donors failing to become actual donors. DESIGN:Prospective audit of all patients dying in five hospitals in New South Wales between 1 December 1989 and 30 November 1990; quality assurance of th...

journal_title：BMJ (Clinical research ed.)

authors： Hibberd AD,Pearson IY,McCosker CJ,Chapman JR,Macdonald GJ,Thompson JF,O'Connell DL,Mohacsi PJ,McLoughlin MP,Spratt PM

更新日期：1992-05-23 00:00:00

abstract：OBJECTIVES:To investigate current practice of screening children from abroad for infections after coming to the United Kingdom, and to make recommendations for future practice. DESIGN:A review of literature and a questionnaire sent to all health authorities and boards in the United Kingdom. SETTING:All health authori...

journal_title：BMJ (Clinical research ed.)

authors： Shabde N,Waterston T

更新日期：1990-10-06 00:00:00

abstract：OBJECTIVES:To observe one general practice's attempt to reduce prescribing costs on becoming third wave fundholders through the introduction of a generic formulary applied to all new and repeat prescribing. To assess the impact on patients and prescribing patterns. DESIGN:An observational study using interviews with p...

journal_title：BMJ (Clinical research ed.)

authors： Dowell JS,Snadden D,Dunbar JA

更新日期：1995-02-25 00:00:00

abstract：OBJECTIVE:To determine the prevalence of diabetes in relation to birth weight in Pima Indians. DESIGN:Follow up study of infants born during 1940-72 who had undergone a glucose tolerance test at ages 20-39 years. SETTING:Gila River Indian community, Arizona. SUBJECTS:1179 American Indians. MAIN OUTCOME MEASURE:Prev...

journal_title：BMJ (Clinical research ed.)

authors： McCance DR,Pettitt DJ,Hanson RL,Jacobsson LT,Knowler WC,Bennett PH

更新日期：1994-04-09 00:00:00

abstract：OBJECTIVE:To study the association between number of cups of coffee consumed per day and coronary death when taking other major coronary risk factors into account. DESIGN:Men and women attending screening and followed up for a mean of 6.4 years. SETTING:Cardiovascular survey performed by ambulatory teams from the Nat...

journal_title：BMJ (Clinical research ed.)

authors： Tverdal A,Stensvold I,Solvoll K,Foss OP,Lund-Larsen P,Bjartveit K

更新日期：1990-03-03 00:00:00

abstract：OBJECTIVE:To determine whether women with atrial fibrillation have a higher risk of stroke than men. DESIGN:Nationwide retrospective cohort study. SETTING:Patients with a diagnosis of atrial fibrillation in the Swedish hospital discharge register between 1 July 2005 and 31 December 2008. Information about drug treatm...

journal_title：BMJ (Clinical research ed.)

authors： Friberg L,Benson L,Rosenqvist M,Lip GY

更新日期：2012-05-30 00:00:00

abstract：OBJECTIVE:To estimate the risk of acute myocardial infarction (AMI) or stroke in adults with non-alcoholic fatty liver disease (NAFLD) or non-alcoholic steatohepatitis (NASH). DESIGN:Matched cohort study. SETTING:Population based, electronic primary healthcare databases before 31 December 2015 from four European coun...

journal_title：BMJ (Clinical research ed.)

authors： Alexander M,Loomis AK,van der Lei J,Duarte-Salles T,Prieto-Alhambra D,Ansell D,Pasqua A,Lapi F,Rijnbeek P,Mosseveld M,Avillach P,Egger P,Dhalwani NN,Kendrick S,Celis-Morales C,Waterworth DM,Alazawi W,Sattar N

更新日期：2019-10-08 00:00:00

abstract：OBJECTIVE:To assess the ability of radiographers to identify abnormal radiographs of patients attending accident and emergency departments. DESIGN:Prospective study over six weeks. SETTING:Teaching hospital casualty x ray department. PATIENTS:3394 consecutive patients referred for radiography. INTERVENTIONS:Radiogr...

journal_title：BMJ (Clinical research ed.)

authors： Renwick IG,Butt WP,Steele B

更新日期：1991-03-09 00:00:00

abstract：OBJECTIVES:To examine the individual and combined associations of unhealthy behaviours (low/intermediate physical activity, consuming fruit and vegetables less than once a day, current smoking/short term ex-smoking, never/former/heavy alcohol drinking), assessed at start of follow-up, with hazard of disability among ol...

journal_title：BMJ (Clinical research ed.)

authors： Artaud F,Dugravot A,Sabia S,Singh-Manoux A,Tzourio C,Elbaz A

更新日期：2013-07-23 00:00:00