Table 1.

Demographic and Clinical Characteristics

	N=242
Age at surgery (years) – x̄ (SD)	17.1 (1.56)
Female – n (%)	183 (75.6%)
Race/Ethnicity – n (%)
Non-Hispanic White	157 (64.9%)
Non-Hispanic Black	54 (22.3%)
Hispanic	17 (7.0%)
Non-Hispanic Other races	14 (5.8%)
Body Mass Index (kg/m2) – median (Q1,Q3)	50.5 (45.2, 58.3)
Cystatin C-based eGFR (ml/min/1.73m−2) – x̄ (SD)*	107.6 (26.77)
Urine Albumin Creatinine Ratio – median (Q1,Q3)†	6.70 (3.93, 16.18)
Microalbuminuria – n (%)‡	32 (14.2%)
Macroalbuminuria – n (%)‡	7 (3.1%)
Hypertension – n (%)	109 (45.0%)
Diabetes – n (%)	33 (13.6%)
LDL (mg/dL) – x̄ (SD)*	93.0 (25.99)
HDL (mg/dL) – x̄ (SD)*	37.6 (9.05)
Triglycerides (mg/dL) – median (Q1,Q3)*	113.0 (82.0, 162.0)
Dyslipidemia – n (%)	180 (74.4%)
History of Kidney Stones – n (%)+	10 (4.3%)
Transferrin (mg/dL) – x̄ (SD)*	271.6 (38.06)
Ferritin (µg/L) – median (Q1,Q3)*	37.0 (23.0, 66.0)
Serum albumin (g/L) – x̄ (SD)*	4.1 (0.34)
HOMA-IR – median (Q1,Q3)*	5.91 (3.64, 9.84)
hsCRP (mg/dL) – median (Q1,Q3)*	0.63 (0.30, 1.17)
HbA1c – median (Q1,Q3)++	5.2 (5.0, 5.5)

^*n = 4 missing.

^†n = 12 missing.

^‡n = 16 missing.

⁺n = 10 missing.

⁺⁺n = 11 missing.