Table 2.
Patient demographics for categorical variables: correlation of covariates with reports of feedback over time
| Variable | Feedback at first fitting, n |
Total, n |
p | Feedback at 12 months, n |
Total, n |
p value | Counts for 66 ears | ||
|---|---|---|---|---|---|---|---|---|---|
| no | yes | No | yes | ||||||
| Gender1 | 0.016 | 0.026 | |||||||
| Male | 28 (76) | 9 (24) | 37 (60) | 33 (89) | 4 (11) | 37 | NA | ||
| Female | 11 (44) | 14 (56) | 25 (40) | 16 (64) | 9 (36) | 25 | |||
| Implant ear | 0.438 | 1 | |||||||
| Left | 16 (57) | 12 (43) | 28 (45) | 22 (79) | 6 (21) | 28 (45) | 30 (45) | ||
| Right | |||||||||
| Deafness type implant ear | 23 (68) | 11 (32) | 34 (55) | 0.243 | 27 (79) | 7 (21) | 34 (55) | 1 | 36 (55) |
| Mixed | 6 (86) | 1 (14) | 7 (11) | 6 (86) | 1 (14) | 7 (11) | 7 (11) | ||
| Sensorineural | 33 (60) | 22 (40) | 55 (89) | 43 (78) | 12 (22) | 55 (89) | 59 (89) | ||
| Deafness type contralateral ear | 0.812 | 1 | |||||||
| Normal | 1 (100) | 0 (0) | 1 (2) | 1 (100) | 0 (0) | 1 (2) | 1 (2) | ||
| Mixed | 5 (71) | 2 (29) | 7 (11) | 6 (86) | 1 (14) | 7 (11) | 7 (11) | ||
| Sensorineural | 33 (61) | 21 (39) | 54 (87) | 42 (78) | 12 (22) | 54 (87) | 58 (88) | ||
| Preimplantation ipsilateral HA | 0.002 | 0.055 | |||||||
| No | 12 (100) | 0 (0) | 12 (19) | 12 (100) | 0 (0) | 12 (19) | 14 (21) | ||
| Yes | 27 (54) | 23 (46) | 50 (81) | 37 (74) | 13 (26) | 50 (81) | 52 (79) | ||
| Preimplantation contralateral HA | 0.396 | 0.086 | |||||||
| No | 13 (72) | 5 (28) | 18 (29) | 17 (94) | 1 (6) | 18 (29) | 20 (30) | ||
| Yes | 26 (59) | 18 (41) | 44 (71) | 32 (73) | 12 (27) | 44 (71) | 46 (70) | ||
| Postimplantation contralateral HA | 0.029 | 0.023 | |||||||
| No | 18 (82) | 4 (18) | 22 (35) | 21 (95) | 1 (5) | 22 (35) | 20 (30) | ||
| Yes | 21 (53) | 19 (47) | 40 (65) | 28 (70) | 12 (30) | 40 (65) | 46 (70) | ||
| Primary motivation1 | 0 | 0.029 | NA | ||||||
| Cannot wear HA | 1 (100) | 0 (0) | 1 (2) | 1 (100) | 0 (0) | 1 (2) | |||
| Cosmetic | 17 (100) | 0 (0) | 17 (27) | 17 (100) | 0 (0) | 17 (27) | |||
| Lifestyle | 6 (50) | 6 (50) | 12 (19) | 8 (67) | 4 (33) | 12 (19) | |||
| Work | 15 (47) | 17 (53) | 32 (52) | 23 (72) | 9 (28) | 32 (52) | |||
| Ear canal diameter | 0.009 | 0.083 | |||||||
| Narrow | 16 (89) | 2 (11) | 18 (29) | 17 (94) | 1 (6) | 18 (29) | 22 (33) | ||
| Average | 20 (50) | 20 (50) | 40 (65) | 28 (70) | 12 (30) | 40 (65) | 40 (61) | ||
| Large | 3 (75) | 1 (25) | 4 (6) | 4 (100) | 0 (0) | 4 (6) | 4 (6) | ||
| Ear canal direction | 0.145 | 0.004 | |||||||
| Straight | 31 (69) | 14 (31) | 45 (73) | 40 (89) | 5 (11) | 45 (73) | 49 (74) | ||
| Winding | 8 (47) | 9 (53) | 17 (27) | 9 (53) | 8 (47) | 17 (27) | 17 (28) | ||
Figures in parentheses are percentages. p values of significance are italicised. Ipsilateral ear is designated as the first implanted ear for 4 bilateral users. HA, hearing aid.
1
Variables refer to responses from 62 subjects only.