A simple method for obtaining original data from published graphs and plots

Authors
Sistrom, CL Mergo, PJ
Citation
Cl. Sistrom et Pj. Mergo, A simple method for obtaining original data from published graphs and plots, AM J ROENTG, 174(5), 2000, pp. 1241-1244
Citations number
3
Categorie Soggetti
Radiology ,Nuclear Medicine & Imaging","Medical Research Diagnosis & Treatment
Journal title
AMERICAN JOURNAL OF ROENTGENOLOGY
ISSN journal
0361803X → ACNP
Volume
174
Issue
5
Year of publication
2000
Pages
1241 - 1244
Database
ISI
SICI code
0361-803X(200005)174:5<1241:ASMFOO>2.0.ZU;2-I
Abstract
OBJECTIVE. To describe a method for deriving original data values from scan ned images of graphs and scatterplots published in the medical literature. CONCLUSION. The procedure is simple, reproducible, and relatively error fre e (when performed carefully). This method is useful in converting published graphic material into numeric data for various uses when the original data are unavailable directly from the authors.