2.3. Statistical Analysis
The sample size for the comparison between the CA and IA plates was determined based on a pilot study using Finite Element Analysis with CT scans. The statistical analysis was conducted with a significance level of α = 0.025 and a Type II error (β) of 0.20 to achieve a power of 80%. The simulation study required 54 participants, comprising 27 in each group. Categorical variables were analyzed using the chi-square or Fisher’s exact test [