Characterization of Detailed Audiological Features of Cytomegalovirus Infection: A Composite Cohort Study from Groups with Distinct Demographics

Table 3

Progression of hearing loss observed in patients with cCMV-related SNHL (Groups 1 and 3).

Case	NBHS	Sex	Laterality	Severity	Onset	Initial ABR (dB)	Follow-up; ABR or Audio (dB)	Progression
1-1	Refer	M	Bilateral	Severe	Cong.	B)NR	B)40	Improved
1-4	Pass	M	Unilateral	Mild	2 mo.	R)25, L)35	R)15, L)10	Improved
1-5	Pass	F	Bilateral	Moderate	7 mo.	R)55, L)30	B)35	Improved
1-6	Refer	F	Unilateral	Severe	Cong.	R)25, L)NR	R)25, L)NR	No change
1-7	Refer	M	Unilateral	Severe	Cong.	R)NR, L)20	R)NR, L)20	No change
3-1	Refer	F	Bilateral	Profound	Cong.	B)NR	R)100, L)100	No change
3-2	Pass	M	Bilateral	Profound	26 mo.	B)NR	R)100, L)100	No change
3-3	Refer	M	Bilateral	Profound	Cong.	R)90, L)NR	R)115, L)110	Aggravated
3-4	Refer	M	Bilateral	Profound	Cong.	R)50, L)NR	R)90, L)90	Aggravated (Asymmetric to symmetric profound)
3-5	Refer	M	Bilateral	Profound	Cong.	B)NR	R)100, L)110	No change
3-6	Refer	M	Bilateral	Profound	Cong.	B)NR	B)115	No change
3-7	N/A	F	Bilateral	Profound	Unclear	B)NR	R)95, L)105	No change
3-8	Refer	M	Bilateral	Profound	Cong.	R)70, L)NR	R)90, L)100	Aggravated (Asymmetric to symmetric profound)
3-9	Refer	M	Bilateral	Profound	Cong.	R)55, L)105	R)100, L)110	Aggravated (Asymmetric to symmetric profound)
3-10	Refer	F	Bilateral	Profound	Cong.	R)NR, L)50	B)100	Aggravated (Asymmetric to symmetric profound)
3-11	Refer	M	Bilateral	Profound	Cong.	B)NR	B)100	No change

Abnl: abnormal; Cong.: congenital; NR: no response; mo.: month-old; N/A: not available