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Table 12 Comparison based on working experience (Domain 3)

From: Knowledge of genetics of hearing and genetic counseling among practicing audiologists

Non-syndromic hearing loss

Correct response N (%)

Incorrect response N (%)

(1) Genetic diseases can be categorised into?

  

 Less than 5 years

65 (87.84%)

9 (12.16%)

 5 or more than 5 years

55 (93.22%)

4 (6.78%)

(2) For a patient with hereditary hearing loss, how many generations in a pedigree chart are required for finding the pattern of inheritance?

  

 Less than 5 years

50 (67.57%)

24 (32.43%)

 5 or more than 5 years

37 (62.71%)

22 (37.29%)

(3) How many copies of a gene are mutated to express the phenotype of a condition in an autosomal dominant disorder?

  

 Less than 5 years

41 (55.41%)

33 (44.59%)

 5 or more than 5 years

26 (44.07%)

33 (55.93%)

(4) The below pedigree chart shows which patterns/mode of inheritance? (Autosomal recessive)

  

 Less than 5 years

45 (60.81%)

29 (39.19%)

 5 or more than 5 years

31 (52.54)

28 (47.46%)

(5) Mitochondrial associated mutation is?

  

 Less than 5 years

27 (36.49%)

47 (63.51%)

 5 or more than 5 years

24 (40.68%)

35 (59.32%)

(6) The below pedigree chart shows which pattern/mode of inheritance? (X-linked dominance)

  

 Less than 5 year

31 (41.89%)

43 (58.11%)

 5 or more than 5 years

24 (40.68%)

35 (59.32%)

(7) Usher’s syndrome is a type of?

  

 Less than 5 years

46 (62.16%)

28 (37.84%)

 5 or more than 5 years

33 (55.93%)

26 (44.07%)

  1. P value- 0.712, > 0.05