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Table 3 Comparison between balloon and stent according to stenosis-free rate

From: Cephalic arch stenosis in autologous hemodialysis fistula; to stent or not to stent? Long-term follow up

Stenosis-free

Primary

Secondary

Balloon (n = 30)

Stent (n = 14)

Balloon (n = 12)

Stent (n = 14)

Mean ± SD

12.93 ± 8.43

19.93 ± 10.21

25.50 ± 8.52

33.64 ± 11.13

Median (Min.–Max.)

12 (1–30)

20.5 (5–41)

24 (18–43)

31.5 (19–57)

U (p)

125.0* (0.032*)

41.0* (0.027*)

  1. SD: Standard deviation; U: Mann–Whitney test
  2. p: p value for comparing between balloon and stent
  3. *Statistically significant at p ≤ 0.05