Table 1.
Patient demographics and clinical characteristics
| N, %, unless otherwise specified N = 3,522 |
|
|---|---|
| Age, years, median, IQR a | 52.2 (37.0 to 66.6) |
| Female a | 2,064 (64.8%) |
| Ethnicity a | |
| Mexican American | 2,130 (66.9%) |
| Non-Hispanic White | 849 (26.7%) |
| Other | 205 (6.4%) |
| Dizziness Symptom | |
| Dizziness NOS, any | 3,223 (91.5%) |
| Vertigo | 1,441 (40.9%) |
| Imbalance | 882 (25.0%) |
| More than one | 2,340 (66.4%) |
| Episodic symptoms documented | 1,484 (42.1%) |
| Diagnosis | |
| Dizziness or Vertigo NOS, any | 2,879 (81.7%) |
| Peripheral vestibular, any | 491 (13.9%) |
| BPPV, any | 156 (4.4%) |
| Number of diagnoses b | |
| 0 | 3 (0.1%) |
| 1 | 1,052 (29.9%) |
| 2 | 1,361 (38.6%) |
| 3 | 693 (19.7%) |
| 4 | 290 (8.2%) |
| 5 | 123 (3.5%) |
IQR, interquartile range; NOS, not otherwise specified
a
Summary statistics for demographic information were calculated using only data from initial visits (i.e, the 338 repeat visits were excluded).
b
Median number of diagnoses, 2 (IQR, 1 to 3)