Potential value of three-dimensional ultrasonography in diagnosis of diabetic nephropathy in Chinese diabetic population with kidney injury

Table 3 The results of 3DUS examination in DN and NDRD patients

Variable	Variable level	DN, n = 64	NDRD, n = 51	P value
Right kidney volume (ml)	Mean ± SD	180.43 ± 42.57	162.16 ± 50.29	0.073
Right kidney volume index (ml/m²)	Mean ± SD	98.28 ± 20.77	86.79 ± 24.39	0.021
Left kidney volume (ml)	Mean ± SD	188.58 ± 50.11	185.87 ± 51.89	0.809
Left kidney volume index (ml/m²)	Mean ± SD	102.88 ± 25.52	100.04 ± 27.03	0.622

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