Table 4 Characteristics of participants with osteoarthritis of hip and/or knee
Characteristic | Categories/units | n | % | missing n/% | mean ± SD (range) |
|---|---|---|---|---|---|
Age | Years | 5546 | 100% | 0/0.0 | 67 ± 10 (45, 86) |
Age group | 45–54 | 660 | 12% | 0/0.0 | |
55–64 | 1775 | 32% | |||
65–74 | 1754 | 32% | |||
75+ | 1357 | 24% | |||
Sex | Male | 2233 | 40% | 0/0.0 | |
Female | 3313 | 60% | |||
Marital status | Single, never married or never lived with a partner | 482 | 9% | 3/0.1 | |
Married/Living with a partner in a common-law relationship | 3538 | 64% | |||
Widowed | 737 | 13% | |||
Divorced | 663 | 12% | |||
Separated | 123 | 2% | |||
Education | Less than secondary school graduation | 394 | 7% | 10/0.2 | |
Secondary school graduation, no post-secondary education | 525 | 9% | |||
Some post-secondary education | 442 | 8% | |||
Post-secondary degree/diploma | 4175 | 75% | |||
Total household income | Less than $20,000 | 352 | 6% | 422/7.6 | |
$20,000 or more, but less than $50,000 | 1396 | 25% | |||
$50,000 or more, but less than $100,000 | 1918 | 35% | |||
$100,000 or more, but less than $150,000 | 833 | 15% | |||
$150,000 or more | 625 | 11% | |||
Number chronic conditions | 1 | 113 | 2% | 0/0.0 | |
2 | 304 | 5% | |||
3 | 507 | 9% | |||
4 | 635 | 11% | |||
5 | 746 | 13% | |||
6 | 754 | 14% | |||
7+ | 2487 | 45% | |||
Urban/Rural | Urban | 5152 | 93% | 0/0.0 | |
Rural | 394 | 7% | |||
Depression | Rarely or never (less than 1 day) | 4240 | 77% | 0/0.0 | |
Some of the time (1–2 days) | 779 | 14% | |||
Occasionally (3–4 days) | 388 | 7% | |||
All of the time (5-7 days) | 139 | 3% | |||
Fear in walking alone after dark | Strongly agree | 96 | 2% | 0/0.0 | |
Agree | 670 | 12% | |||
Disagree | 3100 | 56% | |||
Strongly disagree | 1680 | 30% | |||
Frequency of falls | # of falls in the past 12 months | 5538 | 100% | 8/0.1 | 0.2 ± 0.8 (0, 20) |
Moving in neighbourhood - help | NOT BEEN to places in your neighbourhood other than your own yard or driveway | 113 | 2% | 1/0.0 | |
Yes, personal assistance | 35 | 1% | |||
Yes, equipment only | 374 | 7% | |||
No | 5023 | 91% | |||
Moving in neighbourhood - frequency | Never | 113 | 2% | 0/0.0 | |
Less than once per week | 66 | 1% | |||
1 to 3 times per week | 592 | 11% | |||
4 to 6 times per week | 1170 | 21% | |||
Daily | 3605 | 65% | |||
Moving outside of home - help | NOT BEEN to places outside your home such as your porch, deck or patio, hallway (of an apartment building) or garage, in your own yard or driveway | 14 | 0% | 0/0.0 | |
Yes, personal assistance | 14 | 0% | |||
Yes, equipment only | 261 | 5% | |||
No | 5257 | 95% | |||
Moving outside of home - frequency | Never | 14 | 0% | 1/0.0 | |
Less than once per week | 15 | 0% | |||
1 to 3 times per week | 120 | 2% | |||
4 to 6 times per week | 403 | 7% | |||
Daily | 4993 | 90% | |||
Moving outside of bedroom- help | NOT BEEN to other rooms of your home besides the room where you sleep | 15 | 0% | 0/0.0 | |
Yes, personal assistance | 6 | 0% | |||
Yes, equipment only | 167 | 3% | |||
No | 5358 | 96% | |||
Moving outside of bedroom- frequency | Never | 15 | 0% | 3/0.1 | |
Less than once per week | 0 | 0% | |||
1 to 3 times per week | 2 | 0% | |||
4 to 6 times per week | 11 | 0% | |||
Daily | 5515 | 99% | |||
Moving in town - help | NOT BEEN to places outside your neighbourhood, but within your town | 39 | 1% | 3/0.1 | |
Yes, personal assistance | 80 | 1% | |||
Yes, equipment only | 388 | 7% | |||
No | 5036 | 91% | |||
Moving in town - frequency | Never | 39 | 1% | 2/0.0 | |
Less than once per week | 157 | 3% | |||
1 to 3 times per week | 1442 | 26% | |||
4 to 6 times per week | 1729 | 31% | |||
Daily | 2177 | 39% | |||
Walking ability | Walk with help of person or used one or more of the mobility aids (cane, wheelchair, scooter, walker, leg braces) | 1441 | 26% | 4/0.1 | |
Walk without help | 4101 | 74% | |||
Walking outdoors frequency | Never | 1030 | 19% | 6/0.1 | |
Seldom (1 to 2 days) | 839 | 15% | |||
Sometimes (3 to 4 days) | 970 | 18% | |||
Often (5 to 7 days) | 2701 | 49% | |||
Walking endurance | Never | 1030 | 19% | ||
Less than 30 minutes | 1043 | 19% | 28/0.5 | ||
30 minutes but less than 1 hour | 1940 | 35% | |||
1 hour but less than 2 hours | 1167 | 21% | |||
2 hours but less than 4 hours | 276 | 5% | |||
4 hours or more | 62 | 1% | |||
Pain intensity | Severe usual | 377 | 7% | 57/1.0 | |
Moderate | 1676 | 30% | |||
Mild | 1132 | 20% | |||
Usually free | 2304 | 42% | |||
Pain preventing activities | NOT free of pain, MOST activities prevented by pain or discomfort | 402 | 7% | 37/0.7 | |
NOT free of pain, SOME activities prevented by pain or discomfort | 728 | 13% | |||
NOT free of pain, a FEW activities prevented by pain or discomfort | 1052 | 19% | |||
Free of pain or no activities prevented by pain or discomfort | 3327 | 60% | |||
General health | Poor | 135 | 2% | 5/0.1 | |
Fair | 628 | 11% | |||
Good | 1898 | 34% | |||
Very good | 2104 | 38% | |||
Excellent | 776 | 14% | |||
Balance | Best attained time for standing on one leg (in seconds) | 4974 | 90% | 572/10.3 | 27.8 ± 24.1 (0.1,60.0) |
Standing up - Leg strength | Seconds to completely stand up and sit down from chair 5 times | 5068 | 91% | 478/8.6 | 14.1 ± 4.1 (2.1, 60.0) |
Gait speed | metres/second | 5463 | 99% | 83/1.5 | 0.9 ± 0.2 (0.2, 2.6) |
Functional speed (TUG) | Seconds required to stand up, walk 3 m, turn around, return and sit | 5448 | 98% | 98/1.8 | 10.3 ± 2.7 (2.8, 35.8) |