Table 1.
Participant Characteristics for the Self-report Physical Function and Performance Test-Based Cohorts
| Self-report Performance Cohort (n = 21,241) | Physical Performance Test-Based Cohort (n = 30,097) | |||
|---|---|---|---|---|
| Mean* or N | SE or %† | Mean or N | SE or % | |
| Mean age (y), range 45–85 | 60.57 | 0.08 | 62.96 | 0.06 |
| Men | 10,406 | 48.5 | 14,777 | 49.1 |
| Women | 10,835 | 51.5 | 15,320 | 50.9 |
| Weight (kg) | 78.59 | 0.14 | 79.81 | 0.10 |
| Height (cm) | 169.38 | 0.08 | 168.34 | 0.10 |
| Body mass index (kg/m2) | 27.49 | 0.04 | 28.08 | 0.03 |
| Underweight | 186 | 0.9 | 218 | 0.7 |
| Normal weight | 6,960 | 32.8 | 8,905 | 29.6 |
| Overweight | 8,737 | 41.1 | 12,132 | 40.3 |
| Obese | 5,358 | 25.2 | 8,843 | 29.4 |
| Chronic conditions (number of people with condition in disease domain) | ||||
| Osteoarthritis | 5,681 | 26.8 | 7,981 | 26.5 |
| Osteoporosis | 2,020 | 9.5 | 2,740 | 9.1 |
| Chronic obstructive pulmonary disease | 1,439 | 6.8 | 1,743 | 5.8 |
| Heart disease | 2,909 | 13.7 | 3,032 | 13.4 |
| Hypertension | 8,115 | 38.2 | 11,184 | 37.2 |
| Peripheral vascular disease | 1,524 | 7.2 | 1,666 | 5.5 |
| Stroke | 1,016 | 4.8 | 1,336 | 4.4 |
| Neurological | 3,228 | 15.2 | 4,359 | 14.5 |
| Ophthalmological | 5,706 | 26.9 | 9,141 | 30.4 |
| Kidney disease | 595 | 2.8 | 873 | 2.9 |
| Cancer | 2,880 | 13.6 | 4,120 | 13.7 |
| Diabetes | 3,557 | 16.7 | 5,335 | 17.7 |
| Depression | 3,595 | 16.9 | 4,780 | 15.9 |
| Cognition | 1,522 | 6.2 | 1,414 | 4.7 |
| Self-rated pain (answered yes to pain) | 8,799 | 41.4 | 11,195 | 37.2 |
| Household income | ||||
| <$20,000 | 1,491 | 7.0 | 1,726 | 5.7 |
| $20,000 or more—but < $50,000 | 6,358 | 29.9 | 6,933 | 23.0 |
| $50,000 or more—but <$100,000 | 7,688 | 36.2 | 10,590 | 35.2 |
| $100,000 or more—but <$150,000 | 3,372 | 15.9 | 5,833 | 19.4 |
| $150,000 or more | 2,332 | 11.0 | 5,016 | 16.7 |
| Smoking status | ||||
| Daily smoker | 1,904 | 9.0 | 2,102 | 7.0 |
| Occasional smoker | 374 | 1.8 | 491 | 1.6 |
| Former or never smoker | 18,963 | 89.3 | 27,505 | 91.4 |
| Physical activity, % not meeting World Health Organization guidelines | 17,117 | 80.6 | 19,877 | 66.0 |
| Social support availability score | 60.54 | 0.10 | 59.08 | 0.07 |
Notes: SE = standard error.
*Mean and standard error calculated using analytical weights.
†Percentages are calculated using inflation weights.