Midsagittal Anatomy of Lumbar Lordosis in Adult Egyptians: MRI Study

Table 5

Statistical analysis of lumbar discs’ anterior (AD) and posterior (PD) heights.

	Age	M			F			MD	SE	95% CI	value
		m	SD	R	m	SD	R
AD1 (mm)	Total	8.91	1.20	7–12.8	8.11	1.17	5.5–10	0.80	0.25	0.316 to 1.293	0.0015
	G1	9.02	1.40	7–12.8	7.89	1.10	5.5–9.5	1.13	0.38	0.372 to 1.904	0.0045
	S2	8.77	0.90	7–10	8.27	1.21	6–10	0.50	0.32	−0.152 to 1.144	0.1301
PD1 (mm)	Total	6.60	1.10	4–9.5	6.69	1.06	5–8.5	−0.09	0.22	−0.532 to 0.358	0.6976
	G1	6.74	1.14	4–9.5	6.64	1.28	5–8.5	0.10	0.36	−0.617 to 0.823	0.7735
	G2	6.42	1.06	5–8	6.72	0.88	5–8	−0.30	0.28	−0.877 to 0.262	0.2829
AD2 (mm)	Total	10.00	1.23	7–12	9.69	1.34	6.7–13	0.31	0.27	−0.221 to 0.838	0.2497
	G1	9.93	1.25	8–12	9.34	1.66	6.7–13	0.59	0.43	−0.271 to 1.455	0.1737
	G2	10.11	1.23	7–12	9.96	0.99	8–12	0.15	0.32	−0.509 to 0.793	0.6626
PD2 (mm)	Total	7.03	0.92	5–9	6.95	1.01	5–9	0.08	0.20	−0.316 to 0.480	0.6850
	G1	7.92	1.47	6–10.5	6.81	1.23	5–9	1.11	0.41	0.289 to 1.937	0.0093
	G2	6.91	0.93	5–9	7.06	0.82	5–8.5	−0.15	0.26	0.667 to 0.366	0.5604
AD3 (mm)	Total	11.30	1.41	8.5–14.5	11.07	1.19	8–13.5	0.23	0.27	−0.302 to 0.770	0.3880
	G1	11.14	1.47	8.5–14	11.08	1.41	8–13	0.06	0.43	−0.811 to 0.921	0.8994
	G2	11.52	1.32	9–14.5	11.06	1.03	9.5–13.5	0.46	0.34	−0.230 to 1.149	0.1861
PD3 (mm)	Total	7.73	1.35	5.5–10.5	7.52	1.23	5.5–9.5	0.21	0.27	−0.326 to 0.736	0.4454
	G1	7.92	1.47	6–10.5	7.53	1.29	5.5–9.5	0.39	0.42	−0.444 to 1.231	0.3493
	G2	7.48	1.14	5.5–10	7.52	1.21	5.5–9	−0.04	0.35	−0.746 to 0.659	0.9013
AD4 (mm)	Total	12.76	1.27	10.5–16	12.51	1.40	8–14.5	0.25	0.28	−0.301 to 0.801	0.3695
	G1	12.83	1.38	10.5–16	12.76	1.41	8–14	0.07	0.41	−0.760 to 0.911	0.8558
	G2	12.68	1.14	11–15	12.33	1.39	10–14.5	0.35	0.38	−0.426 to 1.109	0.3749
PD4 (mm)	Total	7.87	1.22	6–11	8.01	1.27	5.5–10	−0.15	0.26	−0.659 to 0.368	0.5753
	G1	8.20	1.17	6.5–11	8.28	1.34	5.5–10	−0.08	0.37	−0.825 to 0.665	0.8297
	G2	7.44	1.18	6–9	7.82	1.21	5.5–9	−0.38	0.35	−1.090 to 0.331	0.2874
AD5 (mm)	Total	14.41	1.55	11–18	13.97	1.80	10.5–17	0.44	0.35	−0.249 to 1.138	0.2057
	G1	14.25	1.44	11–16.5	14.55	1.50	10.5–16	−0.30	0.44	−1.179 to 0.579	0.4951
	G2	14.63	1.71	11–18	13.54	1.91	10.5–17	1.09	0.54	0.003 to 2.172	0.0493
PD5 (mm)	Total	6.82	0.96	5–9	6.73	1.16	4.5–9	0.09	0.22	−0.357 to 0.520	0.7140
	G1	7.37	0.82	6–9	7.03	0.99	4.5–8.5	0.34	0.27	−0.198 to 0.879	0.2094
	G2	6.10	0.60	5–7	6.52	1.24	5–9	−0.42	0.30	−1.023 to 0.186	0.1699