Unicompartmental knee arthroplasty vs high tibial osteotomy for knee osteoarthritis: A comparison of clinical and radiological outcomes

doi:10.5312/wjo.v15.i5.444

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May 18, 2024 (publication date) through Jun 28, 2024

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World Journal of Orthopedics

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2218-5836

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Orthop. May 18, 2024; 15(5): 444-456
Published online May 18, 2024. doi: 10.5312/wjo.v15.i5.444

Table 3 Within-group comparison of preoperative vs postoperative patient reported outcome measures scores

	UKA Group				HTO Group
	Pre-op mean (SD)	Post-op mean (SD)	P value¹	95%CI	Pre-op mean (SD)	Post-op mean (SD)	P value¹	95%CI
KOOS:
Pain	32.5 (8.2)	91.1 (12.7)	< 0.001^a	51.8 to 63.3	35.2 (17.7)	87.2 (12.4)	< 0.001^a	37.5 to 63.0
Symptoms	42.3 (17.8)	87.0 (12.9)	< 0.001^a	37.3 to 52.1	38.2 (17.8)	73.0 (17.3)	< 0.001^a	25.7 to 49.5
ADLs	38.0 (9.1)	90.6 (13.9)	< 0.001^a	47.6 to 57.1	42.2 (17.3)	90.2 (10.8)	< 0.001^a	32.9 to 53.9
Sport/Rec	19.0 (21.3)	78.7 (28.9)	< 0.001^a	44.9 to 76.5	14.4 (12.4)	71.8 (27.6)	< 0.001^a	39.7 to 71.2
QoL	17.8 (11.9)	80.1 (21.8)	< 0.001^a	53.9 to 71.6	13.0 (11.9)	67.8 (14.8)	< 0.001^a	40.9 to 62.6
Overall	29.1 (7.9)	85.2 (17.3)	<0.001^a	47.8 to 63.6	27.1 (13.1)	78.4 (13.6)	< 0.001^a	37.7 to 58.1
OKS	16.5 (5.6)	42.4 (6.3)	< 0.001^a	23.0 to 28.6	18.4 (7.8)	42.1 (5.2)	< 0.001^a	16.4 to 27.8
EQ-5D^Index	35.6 (24.0)	84.7 (18.8)	< 0.001^a	38.8 to 57.2	37.4 (29.7)	80.8 (15.11)	< 0.001^a	23.8 to 48.9
EQ-5D^VAS	72.4 (17.6)	88.3 (12.7)	< 0.001^a	8.6 to 23.0	64.8 (23.4)	82.9 (9.6)	0.069	-1.2 to 27.0
SF-12 PCS	28.9 (5.8)	50.9 (7.7)	< 0.001^a	16.3 to 25.4	32.1 (7.7)	50.0 (8.9)	0.001^a	9.1 to 25.8
SF-12 MCS	51.0 (11.4)	51.8 (9.7)	0.476	-3.0 to 6.2	42.9 (13.0)	50.8 (10.5)	0.115	-1.8 to 14.1

¹Paired Student’s t-test.

^aP < 0.05, statistically significant.

SD: Standard deviation; UKA: Unicompartmental knee arthroplasty; HTO: High tibial osteotomy; Pre-op: Preoperative; Post-op: Postoperative; PROM: Patient reported outcome measures; KOOS: Knee Injury and osteoarthritis outcome score; ADL: Activities of daily living; Sport/Rec: Sport & recreation; QoL: Quality of life; OKS: Oxford knee score; EQ-5D^index: EuroQol–5 dimension descriptive component; EQ-5D^vas: EuroQol–5 dimension visual analogue scale; SF-12 PCS: 12 item Short Form survey physical component score; SF-12 MCS: 12 item Short Form survey mental component score.

Citation: Wyatt FW, Al-Dadah O. Unicompartmental knee arthroplasty vs high tibial osteotomy for knee osteoarthritis: A comparison of clinical and radiological outcomes. World J Orthop 2024; 15(5): 444-456
URL: https://www.wjgnet.com/2218-5836/full/v15/i5/444.htm
DOI: https://dx.doi.org/10.5312/wjo.v15.i5.444