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. 2014 Feb 27;9(5):848–854. doi: 10.2215/CJN.09530913

Table 4.

Contingency analyses of patients classified by AKIN versus KDIGO

Criteria AKIN Count (%) Total (KDIGO) Count (%)
No AKI Stage 1 Stage 2 Stage 3
KDIGO
 No AKI 43,726 (88.30) 28 (0.06) 0 (0.00) 0 (0.00) 43,754 (88.35)
 Stage 1 2219 (4.48) 1087 (2.20) 0 (0.00) 0 (0.00) 3306 (6.68)
 Stage 2 717 (1.45) 79 (0.16) 476 (0.96) 0 (0.00) 1272 (2.56)
 Stage 3 470 (0.95) 48 (0.10) 19 (0.04) 649 (1.31) 1186 (2.40)
Total (AKIN) 47,132 (95.18) 1242 (2.51) 495 (1.00) 649 (1.31) 49,518 (100)