Sentence examples for all statistical computations were completed using from inspiring English sources

All statistical computations were completed using SPSS version 15.0 software (SPSS Inc., Chicago, IL).

All computations were completed using STATA v10.0.

All statistical analyses were completed using SAS, version 9.3.

All statistical analyses were completed using the SAS Statistical Analysis Systemm) v8.01.

All statistical analyses were completed using STATA v.12.

Statistical analyses were completed using SAS in 2014.

Statistical analyses were completed using the statistical analysis software IBM SPSS Statistics 21TM.

Statistical analysis was completed using Microsoft Excel Microsoftt, Redmond, WA).

Statistical analysis was completed using SPSS 16.0 (SPSS).

Statistical analysis was completed using SAS software.

All statistical computations were performed using a statistical software (SAS 8.0, SAS Institute Inc., Cary, NC, USA).