Table 1.
Participant characteristics at baseline (n = 140)
| Total | Men | Women | p-value* | ||
|---|---|---|---|---|---|
| N | Median [IQR] or % | Median [IQR] or % | Median [IQR] or % | ||
| N | 140 | 73 | 67 | ||
| Age (years) | 140 | 54.7 [33.1–69.4] | 51.0 [31.6–69.7] | 57.6 [38.4–69.0] | 0.223 |
| Marital status (% married) | 140 | 55.3 | 60.3 | 50.0 | 0.251 |
| Education (% high school or more) | 140 | 71.6 | 69.9 | 73.5 | 0.639 |
| History of cardiovascular disease (%) | 140 | 32.6 | 37.0 | 27.9 | 0.171 |
| Body mass index (kg/m2) | 140 | 25.1 [22.4–27.9] | 25.8 [23.4–28.2] | 23.4 [21.1–27.9] | 0.017 |
| PWC75% (Watts/kg) | 75 | 82.1 [41.2–112.4] | 104.7 [63.2–139.8] | 59.3 [39.2–95.5] | <0.001 |
| Self-assessed performance limit (MET) | 114 | 10 [8–12] | 12 [10–13] | 10 [8–11] | <0.001 |
| Handgrip strength (kg) | 140 | 33.2 [26.5–46.6] | 43.2 [35.5–50.9] | 27.6 [22.3–30.8] | <0.001 |
PWC 75%, physical work capacity at 75 %, MET metabolic equivalent, IQR interquartile range
*p-value from Kruskal-Wallis test