Relation between bone mineral density and oxidative stress in Egyptian patients with chronic kidney disease: a cross sectional study

Table 3 BMD T-scores among the studied groups

T-score	Control N = 150	Total studied CKD patients N = 150	P1	Stage I-II N = 45	Stage III-IV N = 50	Stage V N = 55	P2
LS	0.88 ± 0.33	-1.52 ± 0.10	0.001	0.63 ± 0.37^{^}	-1.64 ± 0.09	-1.32 ± 0.11	0.001
DR	0.80 ± 0.26	-1.45 ± 0.05	0.001	0.18 ± 0.34^{^}	-1.75 ± 0.06	-1.33 ± 0.52	0.001
FN	0.86 ± 0.22	-1.61 ± 0.32	0.001	0.06 ± 0.97^{^}	-1.89 ± 0.72	-1.85 ± 0.80	0.001

LS: lumbar spine, DR: Distal radius, FN: Femur neck.P1 = significance of student‘s t-test between total cases and control, P2 = significance of ANOVA test between subgroups, post hoc analysis: p < 0.01 Stage 1–2 vs. Stage 3–4 and Stage 5

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