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Table 2 Comparison of surgical and audiological outcomes

From: Comparative study between fat plug and inlay butterfly cartilage grafts for myringoplasty in adults

Variable Fat graft IBCG P value
Successful closure of TM 6 19 0.188 Fisher’s exact test
Non-successful closure of TM 2 1
Postoperative ABG (dB)
 0–10 dB 4 16 0.877 chi-squared
 11–20 dB 2 3
Changes in ABG (dB)a
 < 0 dB 2 3 0.672 Fisher’s exact test
 0–10 dB 4 15
 11–20 dB ____ 1
Hearing improvement (number of patients)
 Improved 4 16 0.562 Fisher’s exact test
 Non-improved 2 3
  1. ABG preoperative ABG
  2. aPost-operative