Diffusion weighted imaging and blood oxygen level-dependent MR imaging of kidneys in patients with lupus nephritis

Table 2 **Comparison of the mean ADC and R2* values of kidneys in two groups of LN** $(\bar{x} \pm s)$

	n	Mean ADC (×10^-3 mm²/ s)	R2* values of cortex (1/sec)	R2* values of medulla (1/sec)
Group A	31	2.50 ± 0.26	11.70 ± 2.24	13.99 ± 3.31
Group B	28	2.36 ± 0.21^a	10.57 ± 1.04^a	13.78 ± 3.67

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