Response to letter to the Editor Regarding "Utility of Frailty Index in Predicting Discharge Disposition and Prolonged Length of Stay Following Enhanced Recovery After Surgery Protocol Total Hip and Knee Arthroplasty". - Reynolds C; Issa TZ; Dooley J; Sontag-Milobsky I; Thomas WC; Hardt KD; Manning DW (Arthroplasty today, 2025)