Table 2.

Radiographic outcomes between iAssist (ABN) group and conventional (CON) group

	ABN group (n = 24)	CON group (n = 78)	P value
MA value	0.32 ± 2.17	1.74 ± 3.38	0.019*
MA absolute deviation	1.85 ± 1.12	2.97 ± 2.36	0.058
MA within ±3° (n, %)	23 (95.8%)	51 (65.4%)	0.003*
FCA value	89.75 ± 2.22	91.66 ± 3.09	0.006*
FCA absolute deviation	1.66 ± 1.45	2.56 ± 2.38	0.145
FCA within 90 ± 3° (n, %)	22 (91.7%)	53 (67.9%)	0.021*
TCA value	89.53 ± 1.76	89.99 ± 1.82	0.287
TCA absolute deviation	1.38 ± 1.15	1.47 ± 1.07	0.507
TCA within 90 ± 3° (n, %)	22 (91.7%)	74 (94.9%)	0.624
FSA value	88.79 ± 1.90	87.69 ± 4.18	0.311
FSA absolute deviation	2.10 ± 1.49	3.37 ± 6.60	0.020*
FSA within 87 ± 3° (n, %)	18 (75.0%)	41 (52.6%)	0.042*
TSA value	83.22 ± 2.27	85.64 ± 3.50	< 0.001*
TSA absolute deviation	1.89 ± 1.21	3.39 ± 2.77	0.048*
TSA within 83 ± 3° (n, %)	21 (87.5%)	47 (60.3%)	0.013*

Abbreviations: MA Mechanical axis (optimal value = 0°, valgus = negative, varus = positive), FCA Femoral coronal angle (optimal value = 90°), TCA Tibial coronal angle (optimal value = 90°), FSA Femoral sagittal angle (optimal value = 87°), TSA Tibial sagittal angle (optimal value = 83°)

P value < 0.05 were strengthened by *