Table 2.

Pre- and postoperative primary outcome variables (Radiographic results)

Radiographic variable	Preoperative Mean ± SD and Range 95% CI	Postoperative Mean ± SD and Range 95% CI	p value; 95% CI
HKA axis (⁰)	170.91 ± 6.56 (Range: 156–199) 95% CI: 170.08–171.74	179.80 ± 1.81 (Range: 174–185) 95% CI: 179.56–180.02	< 0.01; 8.09–9.67
mLDFA (⁰)	88.68 ± 2.59 (Range: 81–96) 95% CI: 88.35–89.00	90.35 ± 1.54 (Range: 86–95) 95% CI: 90.16–90.55	< 0.01; 1.33–2.02
MPTA (⁰)	85.41 ± 3.38 (Range:76–102) 95% CI: 84.97–85.82	90.26 ± 1.25 (Range: 86–94) 95% CI: 90.09–90.41	< 0.01; 4.41–5.20

Radiographic variable

Preoperative
Mean ± SD and Range
95% CI

Postoperative
Mean ± SD and Range
95% CI

p value; 95% CI

HKA axis (⁰)

170.91 ± 6.56

(Range: 156–199)

95% CI: 170.08–171.74

179.80 ± 1.81

(Range: 174–185)

95% CI: 179.56–180.02

< 0.01; 8.09–9.67

mLDFA (⁰)

88.68 ± 2.59

(Range: 81–96)

95% CI: 88.35–89.00

90.35 ± 1.54

(Range: 86–95)

95% CI: 90.16–90.55

< 0.01; 1.33–2.02

MPTA (⁰)

85.41 ± 3.38

(Range:76–102)

95% CI: 84.97–85.82

90.26 ± 1.25

(Range: 86–94)

95% CI: 90.09–90.41

< 0.01; 4.41–5.20