Table 2.
Overall outcomes for endolymphatic sac surgery.
| Variable | Preoperative period | Postoperative period | P value [95% CI] |
|---|---|---|---|
| Pure tone average (N = 42) | 50.1 ± 16.2 | 50.36 ± 21.4 | 0.91∗ [−5.2, 4.6] |
| Word recognition score (N = 42) | 64.2 ± 34.2 | 63.2 ± 32.6 | 0.55∗ [−5.8, 10.7] |
| Frequency of major vertigo episodes (per month) (N = 48) | 16.0 ± 18.5 | 2.4 ± 5.2 | <0.001∗s [8.1, 19.0] |
| Functional level scale (N = 48) | 4.2 ± 0.8 | 2.8 ± 1.7 | <0.001∗s [0.7, 1.9] |
| 1995 AAO vertigo control (N = 48) | |||
| Class A | 23 (47.92%) | ||
| Class B | 15 (31.25%) | ||
| Class C | 1 (2.08%) | ||
| Class D | 4 (8.33%) | ||
| Class E | 0 (0.00%) | ||
| Class F | 5 (10.42%)∗∗ | ||
∗ Paired two-sample t-test. ∗∗Secondary treatment procedures included the following: two patients underwent revision ESS followed by labyrinthectomy, one vestibular nerve section, one revision ESS followed by VNS, and one revision ESS. SSignificant at 5% level of significance.