Differences among the observers in the assessments of Japanese orthopedic association hip scores between surgeons and physical therapists and the correlations to patients’ reported outcomes after total hip arthroplasty

Table 1 Patients’ characteristics

Female vs. male	45 vs. 7
Right vs. left hip surgery	30 vs. 22
Age (years; mean, standard deviation)	66.8 ± 8.9
Body mass index (kg/m²; mean, standard deviation)	23.5 ± 3.4
Operation time (minutes; median, range)	97.5 (76–168)
Total amount of bleeding (mL; median, range)	250.0 (10–660)
Harris Hip scores, preoperatively (points [total 100]; mean, standard deviation)	54.0 ± 12.0