Table 1.
Baseline characteristics of the study participants who underwent imaging analysis of bone health; data are reported as mean (standard deviation), median (interquartile range), or frequency (percent)
| Descriptive variables | Balance and tone (n = 45) | Once a week (n = 53) | Twice a week (n = 49) |
|---|---|---|---|
| Age (years) | 69.9 (3.1) | 69.4 (3.0) | 69.2 (3.0) |
| Height (cm) | 161.4 (6.7) | 160.8 (7.1) | 162.6 (6.6) |
| Weight (kg) | 67.2 (11.4) | 68.1 (14.4) | 71.2 (14.5) |
| Body mass index (kg/m2) | 25.8 (3.8) | 26.2 (5.0) | 26.9 (4.8) |
| Number of chronic diseases (n) | 2 (1–3) | 1 (1–2) | 2 (1–3.5) |
| Current bisphosphonate use | 9 (20.0 %) | 11 (20.8 %) | 8 (16.3 %) |
| Duration of use (median months) | 72 (60, 120) | 60 (18, 120) | 48 (12, 84) |
| Physical activity | |||
| PASE (median/day) | 121.1 (88.5, 156.0) | 110.6 (68.3, 147.3) | 109.6 (109.6, 162.7) (n = 48) |
| Physical performance | |||
| 6MWT (m) | 525.9 (72.0) (n = 41) | 520.1 (62.3) (n = 52) | 512.2 (95.4) (n = 47) |
| Right grip strength (kg) | 22.1 (6.0) (n = 44) | 21.7 (4.1) (n = 51) | 21.6 (5.8) (n = 48) |
| Leg strength (kg) | 28.2 (7.8) | 30.1 (6.7) | 29.7 (8.2) |
PASE Physical Activity Scale for the Elderly