Table 1.
Comparison of variables between non-long sedentary group and long sedentary group
| Total | Non-long-time
sedentary group |
Long-time
sedentary group |
p | ||||
| n=116 | n=61 | n=55 | |||||
| Age | 80.3 (79.1–81.5) | 80.6 (78.8–82.4) | 80.0 (78.3–81.6) | 0.623 | |||
| Height (cm) | 151.3 (150.0–153.0) | 149.4 (147.3–152.1) | 153.0 (150.6–155.4) | 0.057 | |||
| Body weight (kg) | 52.1 (50.2–54.0) | 51.0 (48.7–53.4) | 53.2 (50.2–56.2) | 0.247 | |||
| BMI | 22.7 (22.0–23.3) | 22.7 (21.9–23.6) | 22.6 (21.6–23.6) | 0.911 | |||
| Body fat percentage (%) | 29.8 (28.2–31.4) | 30.4 (28.2–32.6) | 29.1 (26.7–31.6) | 0.425 | |||
| Missing value (%) | 1 (0.9%) | 1 (1.6%) | 0 (0%) | ||||
| Skeletal muscle mass index | 5.9 (5.8–6.1) | 5.9 (5.7–6.1) | 6.0 (5.8–6.3) | 0.418 | |||
| Missing value (%) | 1 (0.9%) | 1 (1.6%) | 0 (0%) | ||||
| Grip strength (kg) | 19.2 (17.9–20.5) | 20.0 (18.1–21.8) | 18.4 (16.7–20.1) | 0.218 | |||
| 4-m walking time (sec) | 5.0 (5.0–6.2) | 6.0 (4.9–7.1) | 5.2 (4.7–5.7) | 0.168 | |||
| MMSE | 27.9 (27.5–28.3) | 27.9 (27.4–28.5) | 27.8 (27.3–28.4) | 0.808 | |||
| MNA | 24.3 (23.7–25.0) | 24.4 (23.5–25.4) | 24.2 (23.3–25.1) | 0.709 | |||
| Missing value (%) | 1 (0.9%) | 1 (1.6%) | 0 (0%) | ||||
| ABI | 1.11 (1.09–1.12) | 1.11 (1.09–1.13) | 1.10 (1.08–1.13) | 0.882 | |||
| CAVI | 9.42 (9.16–9.69) | 9.18 (8.83–9.53) | 9.69 (9.30–10.10) | 0.054 | |||
| Walking MET-minutes/week | 416.1 (281.6–550.7) | 563.5 (321.8–805.3) | 258.0 (161.9–354.1) | 0.021 | |||
| Missing value (%) | 2 (1.7%) | 2 (3.3%) | 0 (0%) | ||||
| Sedentary time (hour) | 7.4 (6.7–8.1) | 4.3 (3.8–4.7) | 10.8 (10.2–11.5) | <0.001 | |||
| Sex | 0.229 | ||||||
| Male | 24 | 10 | 14 | ||||
| Female | 92 | 51 | 41 | ||||
| Care needs certificate | 0.272 | ||||||
| Not eligible | 48 | 29 | 19 | ||||
| Need support level 1 | 36 | 17 | 19 | ||||
| Need support level 2 | 19 | 7 | 12 | ||||
| Need care level 1 | 13 | 8 | 5 | ||||
| ABI category | |||||||
| ≤1.11 | 63 | 31 | 32 | 0.427 | |||
| ≥1.12 | 53 | 30 | 23 | ||||
| CAVI category | |||||||
| ≤9.5 | 59 | 37 | 22 | 0.026 | |||
| ≥9.6 | 57 | 24 | 33 | ||||
| GDS category | 0.526 | ||||||
| normal | 71 | 42 | 29 | ||||
| mild | 31 | 15 | 16 | ||||
| severe | 6 | 4 | 2 | ||||
| Missing value (%) | 8 (6.9%) | 0 | 8 (14.5%) | ||||
| Osteoarthropathy | 41 | 21 | 20 | 0.827 | |||
| Cardiovascular disease | 8 | 2 | 6 | 0.147 | |||
| Cerebrovascular disease | 13 | 8 | 5 | 0.493 | |||
| Diabetes | 12 | 3 | 9 | 0.043 | |||
BMI: body mass index
MMSE: Mini-Mental State Examination
MNA: Mini Nutritional Assessment
ABI: ankle-brachial index
CAVI: cardio-ankle vascular index
GDS: geriatric depression scale
Values are means (95%CIs) for continuous variables.