Sentence examples for and graphical analyses were performed using from inspiring English sources

Statistical and graphical analyses were performed using GraphPad Prism software (version 3.0).

Statistical and graphical analyses were performed using R 30.

Statistical and graphical analyses were performed using the statistical package R® (v. 2.15.0; R Foundation for Statistical Computing, Vienna, Austria).

Graphical and statistical analyses were performed using SigmaPlot 9.0 and Systat 3.1.

Graphical and statistical analyses were performed using SigmaPlot 11 (Systat Software Inc., Chicago, IL, USA).

Graphical and statistical analyses were performed using GraphPad Prism 5.0 software (GraphPad Software, La Jolla, CA, USA).

Graphical and statistical analyses were performed using SigmaPlot 9.0 and SigmaStat 3.1 (Systat, San Jose, CA, USA).

Graphical and descriptive statistical analyses were performed using the software for PC Origin 5.0 (Microcal Software, Inc., Northampton, MA).

Graphical representation of interaction analyses were performed using the "margins" command in STATA.

The statistical analyses were performed using STATA V.11, and graphical displays were produced using R V. 10.2. 26 Table 1 shows the demographic and clinical characteristics by socioeconomic quintile.

All statistical analyses were performed using SAS 9.1 and Microsoft Excel (for graphical purposes).