Clinical and Radiological Outcomes of Total Knee Arthroplasty Performed with Midvastus and Medial Parapatellar Approaches in Obese Patients

Table 3

Radiographic parameters before and after TKA.

Preoperative MFTA (°)		190.63 ± 3.63	190.29 ± 2.73	190.50 ± 3.25	193.27 ± 4.82	0.383
Postoperative MFTA (°)		180.54 ± 1.38	181.47 ± 1.62	180.54 ± 1.17	182.45 ± 1.57	0.001
Coronal femur (alpha)	I	122.50 ± 5.32	120.59 ± 3.48	124.46 ± 4.97	117.73 ± 5.18	0.002
Coronal tibia (beta)	I	89.42 ± 1.18	88.88 ± 1.17	89.64 ± 1.16	88.45 ± 0.93	0.008
Sagittal femur (lambda)	I	0.79 ± 1.02	1.59 ± 1.23	1.11 ± 1.42	2.55 ± 1.37	0.002
Sagittal tibia (gamma)	I	84.88 ± 0.68	84.65 ± 0.79	85.21 ± 0.88	84.36 ± 1.63	0.018
Coronal femur (alpha)	II	64.58 ± 3.27	62.06 ± 2.54	72.86 ± 6.00	67.27 ± 4.67	<0.001
Coronal tibia (beta)	II	88.71 ± 1.33	89.29 ± 1.16	89.39 ± 1.29	89.82 ± 0.60	0.045
Sagittal femur (lambda)	II	1.54 ± 1.06	0.88 ± 1.22	1.21 ± 1.26	2.36 ± 0.92	0.021
Sagittal tibia (gamma)	II	85.21 ± 0.98	85.06 ± 1.03	84.75 ± 0.97	84.91 ± 0.70	0.302
Coronal femur (alpha)^§	I	95.25 ± 0.85	94.88 ± 0.86	95.07 ± 0.72	95.00 ± 0.78	0.378
Coronal tibia (beta)^§	I	95.08 ± 0.83	94.94 ± 0.80	89.54 ± 0.96	89.09 ± 1.22	<0.001
Sagittal femur (lambda)^§	I	1.42 ± 1.28	1.41 ± 0.94	1.75 ± 1.04	1.18 ± 1.25	<0.001
Sagittal tibia (gamma)^§	I	89.54 ± 1.41	89.29 ± 1.05	85.46 ± 0.79	85.55 ± 0.79	<0.001
Coronal femur (alpha)^§	II	85.04 ± 0.95	84.76 ± 1.15	95.07 ± 0.72	95.27 ± 1.10	<0.001
Coronal tibia (beta)^§	II	88.78 ± 1.27	89.12 ± 1.07	89.54 ± 1.00	89.55 ± 1.21	<0.001
Sagittal femur (lambda)^§	II	1.38 ± 0.77	1.24 ± 1.03	1.64 ± 1.13	1.55 ± 0.93	<0.001
Sagittal tibia (gamma)^§	II	85.25 ± 0.94	85.00 ± 1.12	84.93 ± 1.02	85.27 ± 0.90	0.516