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Table 3 Crude and inverse probability of treatment-weighted cumulative risks and hazard ratios

From: Timing of renal replacement therapy and long-term risk of chronic kidney disease and death in intensive care patients with acute kidney injury

 

Crude analysis

IPT-weighted analysis

Early RRT, %

Late RRT, %

HR (95% CI)

Early RRT, %

Late RRT, %

HR (95% CI)

Mortality, n = 1213

 0 to 90 days

52.5

45.6

1.24 (1.06–1.46)

53.6

46.0

1.24 (1.03–1.48)

 90 days to 5 years

36.1

42.6

0.89 (0.68–1.17)

37.7

41.5

0.95 (0.70–1.29)

 0 to 5 years

69.7

68.8

NA

71.1

68.4

NA

CKD, n = 303

 90 days to 5 years

43.6

45.0

0.95 (0.67–1.34)

35.9

44.9

0.74 (0.46–1.18)

ESRD, n = 617

 90 days to 5 years

13.9

14.4

0.96 (0.62–1.48)

13.3

16.7

0.79 (0.47–1.32)

  1. AbbreviationsCI Confidence interval, CKD Chronic kidney disease, ESRD End-stage renal disease, NA Not applicable, IPT Inverse probability of treatment, RRT Renal replacement therapy