Table 3 Comparison of median of language age and intellectual abilities of the studied population preoperative and postoperative
Preoperative | Postoperative | Test of significance | ||
|---|---|---|---|---|
Language age (years) | ||||
Min. – Max | 0–3.208 years | 2.25–7.75 years | P < 0.0001* | |
Median (IQR) | 1.167 (1.0–1.67) | 4.75 (2.75–6.25) | ||
VSMS: | ||||
Min. – Max | 1.0–17.0 | 75.0–97.0 | P = 0.25 | |
Median (IQR) | 11.0 (7.0–13.0) | 78.0 (76.5–87.5) | ||
Categories of Vineland Social Maturity Scale | ||||
Borderline | 25 (75.8%) | 1 (3.03%) | P = 0.99 | |
Mild | 3 (9.09%) | 0 (0.0) | ||
Average | 2 (6.06%) | 1 (3.03%) | ||
Slow learner | 1 (3.03%) | 1 (3.03%) | ||
No hearing aids | 2 (6.06%) | 0 (0.0) | ||
Verbal IQ score | ||||
Min. – Max | 36.0–80.0 | 36.0–92.0 | P = 0.614 | |
Mean ± (SD) | 58.44 ± (16.11) | 66.7 ± (16.57) | ||
Verbal IQ categories | ||||
Average | 0 ± (0.0%) | 4 ± (12.1%) | P = 0.439 | |
Below average | 1 ± (3.0%) | 5 ± (15.2%) | ||
Mild | 2 ± (6.1%) | 14 ± (42.4%) | ||
Moderate | 3 ± (9.1%) | 3 ± (9.1%) | ||
No hearing aids | 2 ± (6.1%) | 0 ± (0.0%) | ||
Non testable | 22 ± (66.7%) | 0 ± (0.0%) | ||
Severe | 1 ± (3.0%) | 2 ± (6.1%) | ||
Slow learner | 2 ± (6.1%) | 5 ± (15.2%) | ||
Abstract IQ score | ||||
Min. – Max | 55.0–100.0 | 78.0–120.0 | P = 0.0001* | |
Mean ± (SD) | 83.48 ± (9.81) | 94.45 ± (10.41) | ||
Abstract IQ categories | ||||
Excellent | 0 ± (0.0) | 2 ± (6.1%) | P = 0.701 | |
Average | 7 ± (21.2%) | 20 ± (60.6%) | ||
Above average | 0 ± (0.0) | 1 ± (3.0%) | ||
Below average | 16 ± (48.5%) | 8 ± (24.2%) | ||
Borderline | 1 ± (3.0%) | 0 ± (0.0) | ||
Mild | 2 ± (6.1%) | 0 ± (0.0) | ||
No | 2 ± (6.1%) | 0 ± (0.0) | ||
Slow learner | 5 ± (15.2%) | 2 ± (6.1%) | ||
General IQ score | ||||
Min. – Max | 52.0–100.0 | 73.0–112.0 | P = 0.006* | |
Mean ± (SD) | 82.42 ± (9.46) | 88.61 ± (8.13) | ||
General IQ categories | ||||
Above average | 0 ± (0.0) | 1 ± (3.0%) | P = 0.052* | |
Average | 6 ± (18.2%) | 14 ± (42.4%) | ||
Below average | 16 ± (48.5%) | 14 ± (42.4%) | ||
Borderline | 1 ± (3.0%) | 0 ± (0.0) | ||
Mild | 2 ± (6.1%) | 0 ± (0.0) | ||
No | 2 ± (6.1%) | 0 ± (0.0) | ||
Slow learner | 6 ± (18.2%) | 4 ± (12.1%) | ||
Audiological profile degree of HL in dB HL | ||||
Min. – Max | 90.0–110.0 | 20.0–35.0 | P < 0.0001* | |
Median (IQR) | 100.0 (95.0–105.0) | 25.0 (24.0–30.0) | ||
Audio logical profile categories | ||||
Profound | 32 (97.0%) | 0 (0.0) | P = 0.485 | |
Severe | 1 (3.0%) | 0 (0.0) | ||
Mild hearing loss | 0 (0.0) | 16 (48.5%) | ||
Normal hearing | 0 (0.0) | 17 (51.5%) | ||