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. Author manuscript; available in PMC: 2020 Aug 24.
Published in final edited form as: Proc (IEEE Int Conf Healthc Inform). 2019 Nov 21;2019:10.1109/ichi.2019.8904739. doi: 10.1109/ichi.2019.8904739

TABLE V.

Clinical characteristics of trajectory subtypes with max KDIGO 2.

- 2Im 2St 2St-1 2Ws

Count 836 551 94 391
Inpatient Mortality - n (%) 98 (11.72) 151 (27.40) 7 (7.45) 177 (45.27)
Demographics
Age - mean(SD) 61.7 (15.9) 64.4 (16.0) 58.1 (15.4) 61.2 (14.7)
Gender - male n(%) 413 (49.4) 291 (52.8) 59 (62.8) 243 (62.1)
Ethnic group - white n(%) 780 (93.3) 513 (93.1) 90 (95.7) 359 (91.8)
BMI - mean(SD) 32.6 (11.4) 31.7 (11.8) 30.3 (7.9) 30.3 (10.5)
Acuity of Critical Illness
SOFA score - median[IQ1 - IQ3] 9.0 (6.0– 11.0) 9.0 (6.0– 11.0) 9.0 (6.0– 10.0) 9.0 (6.0– 10.0)
APACHE score - median[IQ1 - IQ3] 25.0 (21.0– 28.0) 25.0 (21.5– 29.0) 24.0 (21.0– 27.0) 25.0 (21.0– 28.0)
AKI characteristics
ALL Baseline SCr - median[IQ1 - IQ3] 0.9 (0.8– 1.0) 0.9 (0.8– 1.0) 0.9 (0.8– 1.0) 1.0 (0.8– 1.0)
ALL Baseline eGFR - median[IQ1 - IQ3] 68.8 (55.3– 74.6) 61.2 (55.3– 74.6) 61.9 (55.3– 74.6) 55.3 (55.3– 74.6)
Measured Baselines - n (%) 218 (26.1) 107 (19.4) 39 (41.5) 120 (30.7)
Measured Baseline SCr - median[IQ1 - IQ3] 0.8 (0.7– 1.1) 0.8 (0.7– 1.0) 0.8 (0.7– 1.0) 0.9 (0.7– 1.1)
Measured Baseline eGFR - median[IQ1 - IQ3] 69.3 (54.0– 88.2) 74.8 (55.3– 89.5) 71.7 (58.0– 87.6) 65.8 (48.9– 85.1)
Imputed Baseline SCr - median[IQ1 - IQ3] 0.9 (0.8– 1.0) 0.9 (0.8– 1.0) 1.0 (0.9– 1.0) 1.0 (0.8– 1.0)
Imputed Baseline eGFR - median[IQ1 - IQ3] 61.5 (55.3– 74.6) 55.3 (55.3– 74.6) 55.3 (55.3– 74.6) 55.3 (55.3– 74.6)
Admit SCr - median[IQ1 - IQ3] 2.0 (1.6– 2.3) 1.9 (1.6– 2.4) 1.0 (0.8– 1.2) 1.2 (0.9– 1.5)
Peak SCr - median[IQ1 - IQ3] 2.1 (1.8– 2.5) 2.4 (2.1– 2.9) 2.1 (1.8– 2.5) 2.2 (1.9– 2.6)
Maximum KDIGO Stage - Whole ICU:
Stage 1 - n (%) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0)
Stage 2 - n (%) 764 (45.9) 391 (23.5) 81 (4.9) 345 (20.7)
Stage 3 - n (%) 53 (4.7) 142 (12.6) 13 (1.2) 19 (1.7)
Stage 3D - n (%) 19 (1.8) 18 (1.7) 0 (0.0) 27 (2.5)
Maximum KDIGO Stage – 7 Days:
Stage 1 - n (%) 0 (0.0) 0 (0.0) 0 (0.0) 0 (0.0)
Stage 2 - n (%) 788 (47.2) 421 (25.2) 84 (5.0) 377 (22.6)
Stage 3 - n (%) 47 (4.2) 130 (11.6) 10 (0.9) 9 (0.8)
Stage 3D - n (%) 1 (0.1) 0 (0.0) 0 (0.0) 5 (0.6)
Urine output D0-D2 - median[IQ1 - IQ3] 1.7 (1.0– 2.6) 1.4 (0.8– 2.3) 1.5 (1.0– 2.6) 1.3 (0.8– 2.3)
Urine flow D0-D2 - median[IQ1 - IQ3] 0.8 (0.5– 1.3) 0.7 (0.4– 1.2) 0.7 (0.4– 1.4) 0.6 (0.4– 1.0)