Table 7.

Comparison of VAS scores between the two groups (60–65 years old)

Groups	1 month postop	3 months postop	6 months postop	12 months postop	18 months postop
HTO	2.62 ± 0.51	1.15 ± 0.89	1.08 ± 0.76	0.69 ± 0.48	0.53 ± 0.52
UKA	2.00 ± 1.00	0.92 ± 0.86	0.77 ± 0.83	0.54 ± 0.52	0.46 ± 0.51
t value	2.551	0.640	1.000	0.805	0.365
P value	0.025	0.534	0.337	0.436	0.721