Statistical analysis
Data were analyzed using IBM SPSS version 25, Armonk, NY, USA. DOPI, GPI, and VAS were non-normally distributed and presented mainly using median, minimum, and maximum in addition to mean and standard deviation. Comparisons between groups was done using Mann Whitney U test with Bonferroni correction for multiple comparison adjustment while changes across time intervals were assessed using Friedman test followed by post hoc test with Bonferroni correction. Differences in patient satisfaction were assessed using Pearson Chi Square and Fisher’s Exact tests. Intra-examiner and inter-examiner reliability was calculated using Kappa Statistics. All tests were two tailed and the significance level was set at 