Table 2 Donor, recipient, and biopsy characteristics.

From: Superior transplant recipient outcome prediction and pathology assessment using rapid deep learning applied to procurement kidney biopsies

Metric (mean ± std or n, %)

Total

N

691

Donor

 Age (years)

44.53 ± 12.84 (range: 8 ~ 74.0)

 Gender (%Male)

422 (61.79%)

 Race (%Black)

116 (16.76%)

 BMI

29.78 ± 7.64

 Hypertension (%)

286 (41.39%)

 Diabetes (%)

84 (12.16%)

 Final serum creatinine (mean ± stdev; mg/dL)

1.41 ± 1.32

 Expanded criteria donor N (%)

118 (17.08%)

 KDPI (%) (KDPI*100)

54.56 ± 22.03

Recipient

 Age (years)

58.20 ± 11.12 (range: 18.0 ~ 87.0)

 Gender (%, Male)

440 (63.68%)

 Race (%, Black)

277 (40.09%)

 BMI (mean ± stdev)

29.35 ± 5.32

 Diabetes (%)

43.6%

 Graft failure (%)

4.78%

 Delayed graft function (%)

29.86%

 Kidney cold ischemic time (hours)

20.68 ± 8.48 (Range: 0.50 ~ 57.0)

 Serum creatinine (mg/dl) at lost follow up

1.71 ± 0.99 (range: 0.4 ~ 8.5)

 GFR at last follow up (ml/min)

53.36 ± 23.31 (range: 7.03 ~ 113.9)

 ABO incompatible (%)

2.89%

 GTIME_KI (follow up time) years

4.34 ± 1.90 (range: 0.15 ~ 9.08)

 Average graft survival time (failed graft)

3.47 ± 1.90 (range: 0.12 ~ 7.72)

Biopsy

 Wedge (%)

47.7%

 Frozen (%)

52.3%

 Total glomeruli (pathologists)

36,978

 Total glomeruli (DL model)

67,047

 Global glomeruli sclerosis (%) (Pathologist)

3.71 ± 5.07 (range: 0 ~ 40.0)

 Global glomeruli sclerosis (%) (DL model)

5.43 ± 6.73 (range: 0 ~ 37.3)

  1. Interstitial fibrosis (%, N): none (58.63%, n = 401), minimal (5.85%, n = 40), mild (34.21%, n = 234), Mild-moderate (1.17%, n = 8), severe (0.15%, n = 1).
  2. Arteriosclerosis (%, N): none (39.21%), n = 269), minimal (5.39%, n = 37), mild (43.0%, n = 295), Mild-moderate (11.37%, n = 78), severe (1.02%, n = 7).