Mid-term results of Miller−Galante unicompartmental knee replacement for medial compartment knee osteoarthritis

Journal of Orthopaedics and Traumatology

Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 2 Statistics for BMI ≥30 and ≤30 kg/m² groups

	BMI-kg/m²	N	Mean	Standard deviation	Standard error mean
Pre-operative ROM	≤30	117	111.89	12.089	1.191
Pre-operative ROM	≥30	58	108.89	10.329	1.540
Post-operative ROM	≤30	117	117.88	12.149	1.180
Post-operative ROM	≥30	58	116.00	12.774	1.904
Pre-operative KSS	≤30	117	49.00	5.894	0.672
Pre-operative KSS	≥30	58	49.27	5.601	1.023
Post-operative KSS	≤30	117	91.94	9.830	0.955
Post-operative KSS	≥30	58	92.96	7.992	1.178
Pre-operative KFS	≤30	117	55.58	5.754	0.651
Pre-operative KFS	≥30	58	55.00	4.355	0.795
Post-operative KFS	≤30	117	91.21	12.006	1.166
Post-operative KFS	≥30	58	91.98	10.012	1.476

BMI Body mass index, ROM range of movement, KSS knee society score, KFS knee functional score