Table 3. Between-year match in the demographic and selected clinic features in tinnitus patients treated with EC alone.
| May-June 2020 | May-June 2019 | ρ-value | |
|---|---|---|---|
| Sex (M:F) | 19:23 | 5:12 | .262 |
| Age (year old, mean ± standard deviation) | 49.3 ± 15.3 | 56.4 ± 12.9 | .097 |
| Educational background | .149 | ||
| Bachelor and superior | 21 | 5 | |
| Inferior to bachelor | 21 | 12 | |
| Duration of tinnitus (month) | 20.6 ± 33.4 | 27.5 ± 45.7 | .66 |
| Site | .222 | ||
| Bilateral | 15 | 9 | |
| Unilateral | 27 | 8 | |
| Anxiety involved/total # | 29/42 (69%) | 13/17 (76%) | .753 |
| Risk factors | |||
| Sensorineural hearing loss | 27 | 11 | .976 |
| Noise exposure | 0 | 0 | \ |
| Hypertension | 1 | 0 | 1 |
| Hyperthyroidism | 0 | 0 | \ |
| Head/neck trauma | 0 | 0 | \ |
Chi-square test was used for the between-group comparisons on sex, educational background, site and the risk factor of sensorineural hearing loss, t-test on age and tinnitus duration, Fisher’s exact test on anxiety and the risk factors of hypertension.