TABLE 5.
Reproducibility of the day‐to‐night percentage change in BP in patients with age > 70
| Nocturnal fall in blood pressure (% of daytime value) | SBP | DBP | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Mean | Sd | ICC | Correlation | Repeatability | Mean | Sd | ICC | Correlation | Repeatability | |
| 1st recording | 7.76 | 9.72 | 0.581 | 12.48 | 9.98 | 0.518 | ||||
| 2nd recording | 7.12 | 9.63 | 0.58 | 44.6 | 12.75 | 10.15 | 0.473 | 50.7 | ||
| 3rd recording | 5.69 | 10.24 | 0.612 | 44.3 | 11.49 | 10.4 | 0.499 | 51 | ||
| 4th recording | 6.22 | 10.29 | 0.649 | 42.6 | 12.17 | 10.18 | 0.643 | 43.3 | ||
| Mean | 5.77 | 9.11 | 0.708 | 38 | 11.83 | 8.95 | 0.607 | 44.7 | ||
Abbreviations: DBP, Diastolic blood pressure; ICC, Intraclass correlation coefficient; SBP, Systolic blood pressure; SD, Standard deviation.