Comparisons of Auditory Performance and Speech Intelligibility after Cochlear Implant Reimplantation in Mandarin-Speaking Users
Table 4
Patients undergoing reimplantation and hearing/speech performance before and after surgery.
Number
Cause
Implant/SP
Age at CI (years)
Hearing and speech before reimplantation
Hearing and speech after reimplantation
PTA (dB HL)
CAP
SIR
Tone recognition (%)
Easy sentence (%)
Difficult sentence (%)
PB word (%)
Interval (years)
PTA (dB HL)
CAP
SIR
Tone recognition (%)
Easy sentence (%)
Difficult sentence (%)
PB word (%)
R1
Infection (flap)
CI24RE/CP(810)
6.5
32.5
7
5
n/a
n/a
n/a
n/a
12.7
25
6
5
80
92
95
36
R2
Infection (device)
CI24M/Sprint
1.5
27.5
6
5
n/a
n/a
n/a
n/a
4.3
30.0
6
5
88
84
69
88
R3
Infection (flap)
CI24R(CS)/Esprit
5.0
33.8
4
2
n/a
n/a
n/a
n/a
1.9
31.3
4
3
n/a
n/a
n/a
n/a
R4
Infection (device)
CI24R(CS)/CP(810)
4.3
32.5
7
5
85
100
95
84
4.1
28.8
7
5
74
100
95
84
R5
Device failure
CI24R(CS)/CP(810)
3.1
33.8
4
2
n/a
n/a
n/a
n/a
1.4
23.8
6
4
53
32
24
36
R6
Device failure
CI24RE/CP(810)
2.7
30.0
6
4
53
100
92
98
3.9
31.3
6
5
76
98
91
84
R7
Device failure
CI24RE/CP(810)
3.1
28.8
4
2
n/a
n/a
n/a
n/a
1.3
25
5
3
41
40
28
68
R8
Device failure
CI24RE/CP(810)
51.5
21.3
7
5
35
98
94
60
0.8
22.5
6
5
58
100
98
88
R9
Device failure
CI24RE/CP(810)
2.8
26.3
6
3
45
26
28
76
2.5
26.3
6
5
43
82
24
92
R10
Device failure
CI24RE/CP(810)
26.3
31.3
6
5
84
98
98
100
1.8
32.5
6
5
85
100
93
80
R11
Device failure
CI24RE/CP(810)
2.6
25.0
5
3
46
60
54
72
2.5
23.8
6
4
15
66
59
72
R12
Infection (flap)
CI24RE/CP(810)
1.8
26.3
5
3
n/a
n/a
n/a
n/a
1.6
27.5
6
5
79
100
94
92
R13
Device failure
CI24RE/CP(810)
1.6
29.0
5
4
n/a
n/a
n/a
n/a
1.2
29.0
6
5
n/a
n/a
n/a
n/a
SP, speech processor; CI, cochlear implantation; PTA, mean pure tone audiometry thresholds (0.5, 1, 2, and 4 kHz); CAP, categorical auditory performance; SIR, speech intelligibility rating; PB word, phonetically balanced word perception; n/a, not available.
