. 2023 Mar 23;34(7):1264–1278. doi: 10.1681/ASN.0000000000000124

Table 5.

Independent clinical characteristics associated with nephron number in retained kidney in the combined sample of both kidney donors and patients with tumor

Characteristic	All Donors and Tumor Patients (N=4374)		Only Donors and Tumor Patients with Measured Cortical Volume (N=3513)
Characteristic	Estimate	P Value	Estimate	P Value
Age per 10 yr (up to age 70 yr)	−38,473^a	<0.0001^a	−43,007^a	<0.0001^a
Age, per 10 yrs (>70 yr)	−111,786^a	<0.0001^a	−94,378^a	0.01^a
Male	56,546^a	0.002^a	52,230^a	0.01^a
Height per SD	53,663^a	<0.0001^a	57,402^a	<0.0001^a
BMI per SD	13,292	0.052	13,006	0.11
Hypertension	−54,958^a	0.001^a	−45,839^a	0.02^a
Diabetes	−48,776	0.14	−18,848	0.70
Family history of ESKD	−80,394^a	<0.0001^a	−85,142^a	<0.0001^a
eGFR per SD	74,558^a	<0.0001^a	72,255^a	<0.0001^a
24 h urine protein >165 mg	−52,027^a	0.007^a	−43,588	0.07
Patients with tumor versus donors	−3354	0.88	−32,258	0.25

BMI, body mass index.

The mean SD across both populations was used (9.76 cm for height, 5.7 kg/m² for body mass index, 21.6 ml/min/1.73m² for eGFR).