Table 1 Basic and clinical parameters according to circadian BP status (n = 458)
Variables | Circadian BP status | ||
|---|---|---|---|
Dipper | Non-dipper | P | |
No. of participants | 331 | 127 | |
Basic parameters | |||
Age, mean (SD), years | 68.3 (6.0) | 71.1 (6.9) | <0.001 |
Gender, number, male | 170 (51.4%) | 65 (51.2%) | 0.97 |
Obesity, number | 82 (24.8%) | 40 (31.5%) | 0.29 |
Current smoker, number | 17 (5.1%) | 7 (5.5%) | 0.87 |
Household income (≥4 million Yen/year), number | 154 (48.9%) | 59 (48.8%) | 0.98 |
Clinical parameters | |||
Antihypertensive drug use, number | 116 (35.0%) | 62 (48.9%) | 0.007 |
Diabetes, number | 28 (8.5%) | 15 (11.8%) | 0.28 |
eGFR, mean (SD), mL/min/1.73m2 | 73.7 (14.8) | 72.3 (14.4) | 0.36 |
Nocturnal void frequency, median (IQR), times | 1 (0, 1) | 1 (1, 2) | <0.001 |
Daytime physical activity, mean (SD), counts/min | 311.9 (103.3) | 290.4 (109.5) | 0.051 |
