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 MedCalc   - 医学计算器
MedCalc.是一个专门为医学工作者设计的医学计算器,功能齐全。它可以帮助医生快速作出普通的医学计算,从而对症下药。提供超过76种常用的规则和方法,包括:病人数据、单位参数、费用计算等等。
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MedCalc is a complete statistical program for Windows designed to closely match the requirements of biomedical researchers. It is fast, user-friendly and reliable.
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MedCalc is the most user-friendly software for Receiver Operating Characteristic curve (ROC curves) analysis. The MedCalc ROC module includes comparison of up to 6 ROC curves.
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The software also includes Bland & Altman plot, Passing and Bablok and Deming regression for method comparison studies.
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MedCalc for Windows description
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Data management
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Integrated spreadsheet (pop-up) with 16384 columns and up to 100000 rows.
Correct handling of missing data.
Outliers can easily be excluded - Example (pop-up).
Built-in WYSIWYG text editor.
Imports Excel, Excel 2007, SPSS, DBase and Lotus files, and files in SYLK, DIF or plain text format.
Easy selection of subgroups for statistical analysis.
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Documentation
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Comprehensive help file.
Manual in PDF format (go to download area).
Complete HTML manual on MedCalc web site.
Context help in dialog boxes.
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ROC curve analysis
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Area under the curve (AUC) with standard error, 95% confidence interval, P-value. Offers choice between methodology of DeLong et al. (1988) and Hanley & McNeil (1982 1983).
List of sensitivity, specificity, likelihood ratios, and positive and negative predictive values for all possible threshold values.
ROC curve graph with 95% Confidence Bounds.
Threshold values can be selected in an interactive dot diagram with automatic calculation of corresponding sensitivity and specificity.
Plot of sensitivity and specificity versus criterion values.
Interval likelihood ratios.
Comparison of up to 6 ROC curves: difference between the areas under the ROC curves, with standard error, 95% confidence interval and P-value.
Sample size calculation for area under ROC curve and comparison of ROC curves.
Go to the ROC curve analysis section of the MedCalc manual for more information on ROC curve analysis in MedCalc.
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Graphs
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Lots of graphs, see Graph gallery.
Data point identification in graphs - Example (pop-up).
Name, save and recall graphs and statistics - Example (pop-up).
Statistical info in graph windows - Example (pop-up).
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System requirements
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PC with Windows 2000, Windows XP, Windows Server 2003, Windows Vista or Windows 7.
128 Mb of memory.
8 Mb free space on the hard disk.
Publisher
 
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