Table 1.

Demographic and Audiological Characteristics of the Participating Children

	Sex	Age at Current Evalu-ation (y)	Age Fitting of Bilateral Percuta-neous BCDs (y)	Age Fitting First BCD on (soft)Band (Y>m)	Age Fitting Second BCD on (soft)Band (Y>m)	Type of Hearing Loss	Etiology	Syndrome	Current Sound Processors	PTA4 AD AC	PTA4 AD BC	PTA4 AS AC	PTA4 AS BC
P1	Female	7Y	4Y	3M	1Y	Congenital	Atresia III	Goldenhar	Baha 4	59	1	74	5
P2	Female	7Y	4Y	4M	1Y 11M	Congenital	Ossicular chain anomalies	Goldenhar	Baha 4	59	−1	58	8
P3	Male	7Y	4Y	5M	1Y5M	Congenital	AS Atresia III AD Atresia I	Goldenhar	Divino	32	–3	61	10
P4	Female	7Y	5Y	1Y	4Y	Congenital	Atresia I la	De Grouchy	BP100	60	4	60	3
P5	Female	8Y	4Y	7M	5Y	Congenital	Atresia III	Treacher Collins	Divino	75	15	70	13
P6	Female	8Y	7Y	1y 3M	4Y	Congenital	Atresia ill	Treacher Collins	BP100	64	0	59	–
P7	Male	9Y	4Y	1y 9M	4Y	Congenital	Atresia III*		BP100	34	–1	70	6
P8	Female	14Y	6Y	9M	3Y	Congenital	Atresia III		BP100	61	4	64	8
P9	Male	15Y	7Y	2M	7Y	Congenital	Atresia III		BP100	53	3	68	10
P10	Male	16Y	6Y	1y 7M	6Y	Congenital	Atresia I la		Divino	54	3	58	0
P11	Female	16Y	11Y	8Y	8Y	Acquired	Chronic otitis media		Divino	44	10	66	10

Patient characteristics.

^*After aural atresia surgery AC = air conduction, AD = right ear, AS = left ear, BC = bone conduction, M = months, PTA4 = pure tone average 0.5/1/2/4 kHz, Y = years.