a strong trendp = 0.050
Patient PAEE changed from 267.16 kcal (median; IQR: 141.15–393.68) to 242.30 kcal (median; IQR: 208.94–458.08) ( p = 0.255), showing a strong trend towards a positive correlation between pre- and post- arthroplasty energy expenditure (r = 0.497; p = 0.050).