Table 6 Comparison of knowledge between both groups of graduates (Domain 1)
From: Knowledge of genetics of hearing and genetic counseling among practicing audiologists
Non-syndromic hearing loss | Correct response N (%) | Incorrect response N (%) |
|---|---|---|
(1) What percentage of the hearing losses are non-syndromic? (50%) | Â | Â |
 M.ASLP | 52 (75.36%) | 17 (24.64%) |
 M.Sc. Audiology | 16 (25%) | 48 (75%) |
(2) In autosomal recessive inheritance, how many copies of an abnormal gene must be present for the trait to develop? (Two copies) | Â | Â |
 M.ASLP | 54 (78.26%) | 15 (21.74%) |
 M.Sc. Audiology | 39 (60.94%) | 25 (39.06%) |
(3) Select the most common gene mutation causing non-syndromic hearing loss. (GJB2) | Â | Â |
 M.ASLP | 60 (86.96%) | 9 (13.04%) |
 M.Sc. Audiology | 53 (82.81%) | 11 (17.19%) |
(4) Sporadic mutation can occur in children with? (Healthy parents) | Â | Â |
 M.ASLP | 29 (42.03%) | 40 (57.97%) |
 M.Sc. Audiology | 45 (70.31%) | 19 (29.69%) |
(5) Mutation in which gene causes auditory neuropathy? (OTOF) | Â | Â |
 M.ASLP | 45 (65.22%) | 24 (34.78%) |
 M.Sc. Audiology | 45 (70.31%) | 19 (29.69%) |
(7) The age of onset of non-syndromic hearing loss can be? (Both—pre-lingual and post-lingual) |  |  |
 M.ASLP | 55 (79.71%) | 14 (20.29%) |
 M.Sc. Audiology | 56 (87.5%) | 8 (12.5%) |
(8) DFNA9 gene mutation causes? (Late-onset progressive sensorineural hearing loss | Â | Â |
 M.ASLP | 44 (63.77%) | 25 (36.23%) |
 M.Sc. Audiology | 45 (70.31%) | 19 (29.69%) |