Midsagittal Anatomy of Lumbar Lordosis in Adult Egyptians: MRI Study

Table 6

Statistical analysis of wedge indices (WI) of lumbar spine segments; lumbar bodies (L); and intervertebral discs (L/) in gender groups.

	Age	M			F			MD	SE	95% CI	value
		m	SD	R	m	SD	R
L1	Total	95.93	4.69	85–108	99.66	5.57	91–119	−3.72	1.07	−5.85 to −1.60	0.0008
	G1	96.19	4.54	88–107	98.30	3.61	93–106	−2.11	1.24	−4.61 to 0.39	0.0961
	G2	95.60	4.97	85–108	100.67	6.55	91–119	−5.07	1.75	−8.59 to −1.54	0.0058
L2	Total	98.98	3.96	92–112	103.77	7.11	92–123	−4.79	1.20	−7.16 to −2.41	0.0001
	G1	99.35	3.39	92–100	100.65	4.32	92–107	−1.30	1.14	−3.59 to 0.99	0.2575
	G2	98.50	4.65	92–112	106.07	7.92	94–123	−7.57	1.99	−11.58 to −3.57	0.0004
L3	Total	101.78	4.24	78–109	107.57	5.30	99–118	−5.79	1.00	−7.77 to −3.81	<0.0001
	G1	103.23	3.99	78–109	105.35	4.51	99–113	−2.12	1.08	−4.27 to 0.03	0.0536
	G2	99.90	3.86	88–105	109.22	5.31	100–118	9.32	1.40	−12.15 to −6.50	<0.0001
L4	Total	108.04	5.76	100–120	111.74	8.03	98–130	−3.70	1.45	−6.59 to −0.82	0.0125
	G1	108.23	6.33	100–117	109.45	8.74	98–122	−1.22	2.22	−5.69 to 3.26	0.5857
	G2	107.80	5.07	100–120	113.44	7.16	103–130	−5.64	1.88	−9.43 to −1.86	0.0043
L5	Total	122.17	9.87	108–165	125.30	12.56	96–152	−3.12	2.35	−7.78 to 1.54	0.1862
	G1	123.65	10.47	108–165	120.00	11.85	96–135	3.65	3.30	−2.99 to 10.30	0.2738
	G2	120.25	8.92	108–140	129.22	11.78	108–152	−8.97	3.15	−15.31 to −2.63	0.0066
L1/2	Total	137.02	20.97	100–200	124.68	26.02	86–182	12.34	4.91	2.59 to 22.09	0.0136
	G1	135.73	20.40	100–200	123.20	23.98	88–160	12.53	6.55	−0.67 to 25.73	0.0622
	G2	138.70	22.11	100–180	125.78	27.83	86–182	12.92	7.54	−2.27 to 28.11	0.0936
L2/3	Total	143.41	21.05	113–200	141.36	20.58	100–190	2.05	4.32	−6.52 to 10.63	0.6358
	G1	139.77	18.75	113–176	138.90	20.79	106–190	0.87	5.85	10.91 to 12.65	0.8825
	G2	148.15	23.34	121–200	143.19	20.63	100–183	4.96	6.44	−8.00 to 17.93	0.4445
L3/4	Total	148.89	22.42	110–207	150.38	26.45	118–237	−1.49	5.09	−11.60 to 8.62	0.7701
	G1	142.54	15.84	110–169	148.95	18.72	127–183	−6.41	5.10	−16.69 to 3.86	0.2151
	G2	157.15	27.08	113–207	151.44	31.28	118–237	5.71	8.73	−11.87 to 23.28	0.5166
L4/5	Total	165.13	24.84	110–217	159.87	30.72	122–236	5.26	5.80	−6.26 to 16.78	0.3670
	G1	158.69	24.09	110–215	156.85	25.60	123–236	1.84	7.36	−12.99 to 16.68	0.8036
	G2	173.50	23.81	141–217	162.11	34.33	122–236	11.39	8.95	−6.64 to 29.41	0.2097
L5/S1	Total	214.85	38.21	133–320	212.43	39.70	131–340	2.42	8.08	−13.63 to 18.48	0.7651
	G1	195.08	22.88	133–233	209.80	26.32	153–260	−14.72	7.26	−29.36 to −0.08	0.0487
	G2	240.55	39.24	187–320	214.37	47.68	131–340	26.18	13.07	−0.15 to 52.51	0.0513