Table 1.
Study sample characteristics by gender, InCHIANTI Study, 1998–2000
| Men | Women | All subjects | |
|---|---|---|---|
| Age, M (SD) | 74.0 (7.0) | 75.4 (7.5) | 74.8 (7.3) |
| Education, M (SD) | 6.2 (3.7) | 4.7 (2.8) | 5.4 (3.3) |
| Cigarette smoking | |||
| Ever (vs never), % | 70.2 | 16.6 | 40.2 |
| Total pack-years among smokers, M (SD) | 34.0 (22.1) | 16.3 (15.3) | 29.9 (22.0) |
| Body mass index (kg/m2), M (SD) | 27.1 (3.3) | 27.8 (4.6) | 27.5 (4.1) |
| PHYSICAL ACTIVITY | |||
| 20–40 years of age, % | |||
| Sedentary/minimal | 0.5 | 0.9 | 0.7 |
| Light | 6.8 | 19.1 | 13.7 |
| Moderate | 51.8 | 58.7 | 55.6 |
| Moderate/intense | 18.9 | 14.1 | 16.2 |
| Intense/strenuous | 22.1 | 7.3 | 13.8 |
| M (SD) | 3.6 (0.9) | 3.1 (0.8) | 3.3 (0.9) |
| 40–60 years of age, % | |||
| Sedentary/minimal | 0.9 | 2.0 | 1.5 |
| Light | 11.6 | 31.7 | 22.9 |
| Moderate | 50.9 | 50.5 | 50.7 |
| Moderate/intense | 19.8 | 11.2 | 15.0 |
| Intense/strenuous | 16.8 | 4.6 | 10.0 |
| M (SD) | 3.4 (0.9) | 2.9 (0.8) | 3.1 (0.9) |
| In the past year, % | |||
| Sedentary/minimal | 13.2 | 26.9 | 20.9 |
| Light | 35.2 | 48.1 | 42.5 |
| Moderate | 44.1 | 23.0 | 32.3 |
| Moderate/intense | 6.4 | 1.8 | 3.8 |
| Intense/strenuous | 1.1 | 0.2 | 0.6 |
| M (SD) | 2.4 (0.9) | 1.9 (0.9) | 2.2 (0.9) |
| Lifetime index to age 60, % | |||
| Level I | 12.5 | 32.3 | 23.6 |
| Level II | 49.3 | 52.4 | 51.1 |
| Level III | 38.2 | 15.3 | 25.4 |
| Functional outcomes | |||
| Short Physical Performance Battery, M (SD)a | 10.4 (3.0) | 9.2 (3.4) | 9.7 (3.3) |
| Unable to walk 400 meters, %b | 11.8 | 17.6 | 15.0 |
| Sample size | 440 | 561 | 1001 |
a
Range 0–12, 12 = highest performance level.
b
n = 943 (418 men and 525 women).
M, mean; SD, standard deviation.