Table 3.

Preoperative radiologic evaluation

Level	Whole spine standing lateral	Supine lateral		Full extension lateral view
		Simple radiography	Magnetic resonance imaging
Segmental lordosis
L1–2	1.35±2.24	5.86±2.17	5.29±1.77	6.04±2.94
L2–3	3.15±3.66	4.7±3.46	4.63±1.76	8.48±3.88
L3–4	0.91±2.43	4.63±2.23	4.62±1.63	6.37±3.09
L4–5	0.5±2.10	5.18±1.92	5.00±3.05	6.62±4.39
L5–S1	0.85±0.78	2.95±1.06	2.95±0.64	9.70±0.42
Regional lordosis
L1–S1	-3.03±13.55	21.98±10.16	25.72±11.49	20.92±5.48

Values are presented as mean±standard deviation. A p-value <0.05 is statistically significant.