Table 2 Association of CVP quartiles and AKI at 2 days or 7 days

 AKI

1768 (63.6)

2063 (74.0)

2251 (80.9)

2462 (88.4)

< 0.001^a,b,c,d,e,f

 Stage 1

652 (23.4)

662 (23.7)

600 (21.6)

504 (18.1)

< 0.001^c,e,f

 Stage 2

890 (32.0)

1099 (39.4)

1257 (45.2)

1184 (42.5)

< 0.001^a,b,c,d

 Stage 3

226 (8.1)

302 (10.8)

394 (14.2)

774 (27.8)

< 0.001^a,b,c,d,e,f

 AKI

2022 (72.7)

2267 (81.3)

2404 (86.4)

2596 (93.2)

< 0.001^a,b,c,d,e,f

 Stage 1

715 (25.7)

691 (24.8)

574 (20.6)

437 (15.7)

< 0.001^b,c,d,e,f

 Stage 2

1013 (36.4)

1188 (42.6)

1318 (47.4)

1205 (43.3)

< 0.001^a,b,c,d,e,f

 Stage 3

294 (10.6)

388 (13.9)

512 (18.4)

954 (34.3)

< 0.001^a,b,c,d,e,f