Table 5 Incidence rates and risks of AVF/AVG dysfunction SLE and non-SLE patients with and without hypertension.

From: Long-term prognosis of vascular access in hemodialysis patients with systemic lupus erythematosus: a retrospective cohort study

Patient group

No. of Events

Person-years

Incidence ratea

Crude

Competing risk

HR (95% CI)

P

SHR (95% CI)

P

Non-SLE patients without hypertension

352

2178.8

16.16

Reference

Reference

Non-SLE patients with hypertension

2237

9771.4

22.89

1.24 (1.10, 1.38)

 < 0.001

1.18 (1.06, 1.32)

0.003a

SLE patients without hypertension

127

691.3

18.37

1.10 (0.90, 1.35)

0.337

1.11 (0.92, 1.35)

0.283

SLE patients with hypertension

797

3235.6

24.63

1.32 (1.16, 1.50)

 < 0.001

1.28 (1.13, 1.44)

 < 0.001a

  1. AVF arteriovenous fistula, AVG arteriovenous graft, SLE systemic lupus erythematosus, HR hazard ratio, SHR subdistribution hazard ratio, CI confidence interval.
  2. aPer 100 person-years.
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