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Table 2 Postoperative data of Silicone stents Bioabsorbable steroid-eluting stents group

From: Combination of the endoscopic septonasal flap technique and bioabsorbable steroid-eluting stents for repair of congenital choanal atresia in neonates and infants: a retrospective study

Parameter

Silicone stents group (n = 22)

Bioabsorbable steroid-eluting stents group (n = 15)

Statistical test value

P-value

Average operative duration (minutes)

    

Mean ± SD

97.46 ± 15.37

83.49 ± 19.16

t = 13.733

0.000*

Number of procedures

    

Mean ± SD

2.04 ± 0.64

1.00 ± 0.00

t = 82.689

0.000*

Hospital length of stayâ–² (days)

    

Mean ± SD

12.8 ± 3.22

7.67 ± 3.91

t = 15.082

0.000*

Restenosis (n(%))

2/22 (9.1%)

–

–

–

Timing of complications (days)

31.33 ± 5.12

–

–

–

Complications (n(%))

3/22(13.6%)

–

–

–

Granulations (n(%))

1/22(4.5%)

–

–

–

Damage of columella and alars (n(%))

1/22 (4.5%)

–

–

–

Posterior nasal septal injury (n(%))

1/22 (4.5%)

–

–

–

  1. * Indicates statistical significance between groups. SD = standard deviation; t = t-test
  2. â–² Total length of hospitalization related to CA surgeries