Measurement for gap balancing technique in patients undergoing total knee arthroplasty: a large retrospective observational study

Table 2 Evaluation of clinical indicators

	The number of cases^a		HSS^b		Oxford^b		VAS^b		Knee joint activity^c
	Group I	Group II	Group I	Group II	Group I	Group II	Group I	Group II	Group I	Group II
Preoperative	43	48	66.8 ± 5.8	65.9 ± 7.9⁽¹	42.1 ± 7.9	40.7 ± 6.9⁽¹	7.3 ± 0.8	7.6 ± 0.8⁽¹	77.6 ± 4.0	78.2 ± 4.3⁽¹
24-month follow-up			84.5 ± 9.6	73.9 ± 12.7⁽²	19.9 ± 2.8	23.0 ± 1.4⁽²	2.7 ± 0.9	4.5 ± 1.2⁽²	92.4 ± 5.3	85.5 ± 4.3⁽²
t value			0.574⁽¹/4.141⁽²		1.118⁽¹/6.426⁽²		1.820⁽¹/8.348⁽²		1.373⁽¹/7.011⁽²
P value			0.569⁽¹/0.000⁽²		0.270⁽¹/0.000⁽²		0.075⁽¹/0.000⁽²		0.177⁽¹/0.000⁽²

ISSN: 1749-799X