Table 2.

Results of component-angle measurements

Parameters	Inclination		Anteversion
	Study group	Control group	Study group	Control group
Pre-op. planning	37.7 ± 1.1 (36.0–39.5)	38.3 ± 0.0 (38.3)	23.9 ± 6.1 (15–42)	12.7 ± 0.0 (12.7)
Intra-op. record	35.9 ± 2.6 (29.8–40.7)	37.3 ± 1.5 (35.7–41.2)	25.2 ± 6.1 (15–42)	12.0 ± 1.2 (10.1–14.5)
Postmeasurement	35.7 ± 3.1 (31.3–43.6)	36.7 ± 2.0 (34.3–39.3)	24.3 ± 8.0 (12.7–44.0)	10.8 ± 1.6 (8.5–14.0)
Postop–pre-op	2.6 ± 1.8 (0–6.9)	2.0 ± 1.6 (0.2–5.4)	2.2 ± 2.2 (0.1–5.4)	2.2 ± 1.3 (0–4.2)
P value	0.12		0.89
Postop.–Intra-op.	2.2 ± 2.1 (0–6.1)	1.5 ± 1.1 (0–3.9)	1.6 ± 1.2 (0.2–4.8)	1.6 ± 1.1 (0–4.1)
P value	0.14		0.98

All values expressed as means ± standard deviation (range)

Unpaired t test

Pre-op. pre-operative, Intra-op. intra-operative, Postop. postoperative