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2141. Lead-contaminated soil abatement and urban children's blood lead levels.
作者: M Weitzman.;A Aschengrau.;D Bellinger.;R Jones.;J S Hamlin.;A Beiser.
来源: JAMA. 1993年269卷13期1647-54页
To test the hypothesis that a reduction of 1000 ppm or more of lead in soil accessible to children would result in a decrease of at least 0.14 mumol/L (3 micrograms/dL) in blood lead levels.
2142. The impact on infant birth weight and gestational age of cotinine-validated smoking reduction during pregnancy.
To evaluate the impact of cotinine-confirmed smoking reduction during pregnancy on infant birth weight and gestational age at birth.
2144. Accuracy of fecal occult blood screening for colorectal neoplasia. A prospective study using Hemoccult and HemoQuant tests.
作者: D A Ahlquist.;H S Wieand.;C G Moertel.;D B McGill.;C L Loprinzi.;M J O'Connell.;J A Mailliard.;J B Gerstner.;K Pandya.;R D Ellefson.
来源: JAMA. 1993年269卷10期1262-7页
To define the validity of fecal blood as a marker for colorectal neoplasia in the screening setting and to compare yields by Hemoccult and HemoQuant fecal occult blood screening tests.
2145. Clinical utility and cost-effectiveness of an air suspension bed in the prevention of pressure ulcers.
To determine, in critically ill patients at risk, both the clinical utility and cost-effectiveness of using an air suspension bed in the prevention of pressure ulcers.
2149. Physician inpatient order writing on microcomputer workstations. Effects on resource utilization.
To assess the effects on health care resource utilization of a network of microcomputer workstations for writing all inpatient orders.
2151. Neuropsychological sequelae of cardiac arrest.
Prospective and community-based studies on the cognitive outcome of out-of-hospital cardiac arrest have not been published. We studied prospectively the neuropsychological sequelae of cardiac arrest and evaluated the effects of nimodipine on them.
2153. Renal function change in hypertensive members of the Multiple Risk Factor Intervention Trial. Racial and treatment effects. The MRFIT Research Group.
To evaluate the contribution of mild to moderate hypertension to progressive loss of renal function by analysis of renal function data from the Multiple Risk Factor Intervention Trial.
2154. A randomized clinical trial of high-dose epinephrine and norepinephrine vs standard-dose epinephrine in prehospital cardiac arrest.
To determine the relative efficacy of high- vs standard-dose catecholamines in initial treatment of prehospital cardiac arrest.
2155. Results of a second-opinion trial among patients recommended for coronary angiography.
To assess the feasibility of carrying out a second-opinion trial for patients urged to undergo coronary angiography and to assess the long-range outcome of such patients denied that procedure, and the criteria evolved for reaching such a conclusion.
2156. A controlled trial of tacrine in Alzheimer's disease. The Tacrine Study Group.
作者: M Farlow.;S I Gracon.;L A Hershey.;K W Lewis.;C H Sadowsky.;J Dolan-Ureno.
来源: JAMA. 1992年268卷18期2523-9页
To compare efficacy and safety of tacrine hydrochloride with placebo in patients with probable Alzheimer's disease.
2157. Comparison of Tzanck smear, viral culture, and DNA diagnostic methods in detection of herpes simplex and varicella-zoster infection.
作者: G T Nahass.;B A Goldstein.;W Y Zhu.;U Serfling.;N S Penneys.;C L Leonardi.
来源: JAMA. 1992年268卷18期2541-4页
To compare Tzanck smears, viral cultures, and DNA diagnostic methods using the polymerase chain reaction (PCR) in detection of herpes simplex virus (HSV) or varicella-zoster virus (VZV) infection in clinically suspected cases.
2158. Magnesium administration and dysrhythmias after cardiac surgery. A placebo-controlled, double-blind, randomized trial.
To determine whether magnesium administration is effective in reducing postoperative morbidity and mortality after cardiac surgery.
2159. Changes in sequential coronary arteriograms and subsequent coronary events. Surgical Control of the Hyperlipidemias (POSCH) Group.
作者: H Buchwald.;J P Matts.;L L Fitch.;C T Campos.;M E Sanmarco.;K Amplatz.;W R Castaneda-Zuniga.;D W Hunter.;M B Pearce.;J K Bissett.
来源: JAMA. 1992年268卷11期1429-33页
Assessment of the relationship between changes in sequential coronary arteriograms and subsequent clinical coronary events.
2160. A controlled evaluation of continuous passive motion in patients undergoing total knee arthroplasty.
作者: J McInnes.;M G Larson.;L H Daltroy.;T Brown.;A H Fossel.;H M Eaton.;B Shulman-Kirwan.;S Steindorf.;R Poss.;M H Liang.
来源: JAMA. 1992年268卷11期1423-8页
To evaluate the efficacy of continuous passive motion (CPM) in the postoperative management of patients undergoing total knee arthroplasty.
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