Histogram
Reference and ground electrodes working? vs Visit number
| Visit 8 | |
|---|---|
| Total | 461 |
| No | 9 |
| Yes | 188 |
| Unknown | 264 |
Reference and ground electrodes working? vs Age (categorical)
Visit 8
| 75-84 years | 85 years or older | Total | |
|---|---|---|---|
| Total | 325 | 130 | 455 |
| No | 5 | 4 | 9 |
| Yes | 133 | 52 | 185 |
| Unknown | 187 | 74 | 261 |
Reference and ground electrodes working? vs Gender
Visit 8
| Female | Total | |
|---|---|---|
| Total | 461 | 461 |
| No | 9 | 9 |
| Yes | 188 | 188 |
| Unknown | 264 | 264 |