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Table 1: Patient demographics
Demographics SD P Value
Average age at operation 13 y 10.98 
Average J-score 7.86 0.51 
PTA (mean) 
    Preop atresia ear 62.44 dB 5.62 <.0001^{^a}
    Postop atresia ear 30.56 dB 11.66 
SRT (mean) 
    Preop atresia ear 57.50 dB 4.41 <.0001^{^a}
    Postop atresia ear 29.17 dB 11.52 
Middle ear volume (mean) 
    Atretic ear 345.89 mm³ 63.16 <.0001^{^a}
    Nonatretic ear 627.06 mm³ 94.59 
Sex (No.) 
    Male 12 (66.67%) 
    Female 6 (33.33%) 
Laterality (No.) 
    Left 2 (11.11%) 
    Right 16 (88.89%) 
Note:—Preop indicates preoperative; Postop, postoperative.
↵a Significant.

Demographics		SD	P Value
Average age at operation	13 y	10.98
Average J-score	7.86	0.51
PTA (mean)
Preop atresia ear	62.44 dB	5.62	<.0001^{^a}
Postop atresia ear	30.56 dB	11.66
SRT (mean)
Preop atresia ear	57.50 dB	4.41	<.0001^{^a}
Postop atresia ear	29.17 dB	11.52
Middle ear volume (mean)
Atretic ear	345.89 mm³	63.16	<.0001^{^a}
Nonatretic ear	627.06 mm³	94.59
Sex (No.)
Male	12 (66.67%)
Female	6 (33.33%)
Laterality (No.)
Left	2 (11.11%)
Right	16 (88.89%)