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Table 5 Comparison of Bilateral versus Unilateral Choanal Atresia

From: A national study of choanal atresia in tertiary care centers in Canada – part II: clinical management

Variable

Unilateral (n = 122)

No. (%)

Bilateral (n = 93)

No. (%)

p-value

Stents

65 (53.7)

63 (68.5)

<.001

Mean (SD) stent duration (days)

27 (36)

56.7 (63.0)

<.001

1st Revision Surgery

52 (44.4)

53 (58.9)

.10

2nd Revision Surgery

20 (17.9)

31 (35.6)

.004

3rd Revision Surgery

5 (4.7)

21 (24.7)

<.001

  1. Note. p-values represent results of an independent samples t-test for stent duration variable and results of chi-square tests for the remaining variables