Statistical analysis and sample size estimation
The sample size was calculated using G-Power software version 3.1.7 (Institute of Experimental Psychology, Heinrich Heine University, Dusseldorf, Germany). A minimum sample size of fifty patients was required for each group. Based on results from other studies [To enable data manipulation, data was gathered, coded, and double-entered into Microsoft Access. The Statistical Package of Social Science (SPSS) software version 22 running on Windows 7 was used to analyze the data (SPSS Inc., Chicago, IL, USA). Simple descriptive analysis using percentages and figures for qualitative data, mathematical means or medians for measuring central tendency, and standard deviations or IQRs for quantifying dispersion For numerical data, the quantitative measures between the two independent groups were compared using independent sample t-tests or Mann–Whitney tests.The Chi-square test was used on qualitative data to compare two or more qualitative groups. With a 