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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 stay (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. Total length of hospitalization related to CA surgeries