Table 2.

Number of interventions after cannulation by number of interventions to promote AVF maturation

Zero InterventionsOne InterventionTwo or More InterventionsP
Number of patients965423
Mean number of interventions per year after AVF cannulation (± SE of mean)0.755 ± 0.09711.37 ± 0.3083.51 ± 2.20a0.0152
  • When comparing: zero versus one intervention, P = 0.37; 0 versus two or more interventions, P = 0.004; one versus two or more interventions, P = 0.04.

  • a Indicates which group differs from others.