Table 6 Short-term (< 12 months) outcomes of cochlear implantations in individuals with osteogenesis imperfecta (OI).

From: Treatments for hearing loss in osteogenesis imperfecta: a systematic review and meta-analysis on their efficacy

Study

Age at surgery

OI type

Sex

Preoperative speech perception

Postoperative speech perception

Follow-up

Szilvássy et al. (1998)67

50

F

Wearing a hearing aid closed set speech recognition test revealed invaluably low results

“Significant improvement in hearing”

7 days

Huang et al. (1998)77

42

F

Wearing a hearing aid:

 - Word: 12%

 - Sentence: 24%

 - Vowel: 60%

- Word: 44%

- Sentence: 59%

- Vowel: 94%

3 months

Migirov et al. (2003)64

6

M

 Some words identified

OS word identification:

 - Mono-syllabic words: 25%

 - Two-syllable words: 40%

 - Hebrew speech pattern contrast test: 44%

6 months

Streubel and Lustig (2005)27

35

Type I

F

- Phoneme score (CNC): 0%

- Words score (CNC): 0%

- Sentence score (CID): 0%

- Phoneme score (CNC): 75%

- Words score (CNC): 54%

- Sentence score (CID): 99%

12 months

Type I

F

- Phoneme score (CNC): 12%

- Words score (CNC): 4%

- Sentence score (CID): 75%

- Phoneme score (CNC): 83%

- Words (CNC): 70%

- Sentence score (CID): 100%

12 months

Rotteveel et al. (2008)53

45

Type I

F

- Phoneme score: 84%

- Word score: 60%

NVA-test

12 months

51

Type I

F

- Phoneme score: 78%

- Word score: 56%

NVA-test

12 months

Sainz et al. (2009)65

Type I

 

The electrode guide insertion was arrested and deviated multiple times while attempting the implantation that was averted

Heo et al. (2009)78

39

F

- CS 1-syllable word identification: 0%

- OS 1-syllable word identification: 0%

- Length of words identification: 8.3%

- Word comprehension: 43.55%

- Sentence comprehension: 30%

- CS 1-syllable word identification: 100%

- OS 1-syllable word identification: 100%

- Length of words identification: 100%

- Word comprehension: 100%

- Sentence comprehension: 100%

6 months

Makizumi et al. (2013)66

52

F

Wearing a hearing aid:

 Phonemes 10%

- Monosyllables: 62%

- Words 79%

- Sentences: 91%

6 months

Marfatia et al. (2020)54

14

F

Word recognition score 45% at 60 dB

12 months

  1. No sufficient data is represented with a line (–).
  2. F indicates female, M male, OS open-set, CNC consonant noun consonant, CID The Central Institute for the Deaf, NVA Dutch Audiological Society, and CS closed-set.