| Odds ratio and 95% confidence interval | Whole sample with pseudovariables | Independent variables | Mobility | Self-care | Usual activities | Pain/discomfort | Depression/anxiety | | W.S. | Gr. | Alb | W.S. | Gr. | Alb | W.S. | Gr. | Alb | W.S. | Gr. | Alb | W.S. | Gr. | Alb |
| Gender (men versus women) | 0,82 | 1,50 | 0,54 | 0,74 | 2,44 | 0,42
**
| 0,87 | 1,74 | 0,59
**
| 1,20 | 1,61
*
| 0,82 | 0,64
**
| 0,72 | 0,55
**
| 0,581–1,166 | 0,855–2,622 | 0,340–0,847 | 0,442–1,239 | 0,874–6,799 | 0,222–0,796 | 0,608–1,257 | 0,923–3,263 | 0,376–0,934 | 0,847–1,689 | 1,010–2,562 | 0,488–1,392 | 0,459–0,906 | 0,459–1,133 | 0,321–0,927 |
| Age (middle versus younger) | 1,11 | 0,75 | 1,09 | 1,65 | 0,22
*
| 1,38 | 1,32 | 0,57 | 0,91 | 1,08 | 1,00 | 0,90 | 1,12 | 1,16 | 1,36 | 0,747–1,653 | 0,425–1,307 | 0,685–1,738 | 0,896–3,029 | 0,073–0,674 | 0,733–2,604 | 0,871–2,012 | 0,302–1,064 | 0,573–1,448 | 0,721–1,621 | 0,622–1,600 | 0,529–1,545 | 0,755–1,658 | 0,732–1,829 | 0,802–2,318 |
| Place of residence (urban versus rural) | 0,93 | 1,91 | 0,90 | 0,83 | 6,44 | 1,32 | 0,77 | 1,47 | 1,19 | 0,97 | 0,92 | 1,19 | 1,22 | 1,00 | 1,04 | 0,656–1,330 | 0,803–4,522 | 0,560–1,454 | 0,494–1,385 | 0,733–1,479 | 0,677–2,577 | 0,533–1,112 | 0,525–4,122 | 0,735–1,916 | 0,680–1,370 | 0,481–1,752 | 0,692–2,036 | 0,866–1,723 | 0,539–1,847 | 0,604–1,784 |
| Education (secondary versus primary) | 1,14 | 1,12 | 1,11 | 1,10 | 0,86 | 1,10 | 1,25 | 1,84 | 1,11 | 1,24 | 1,18 | 1,26 | 0,96 | 1,38 | 0,79 | 0,813–1,609 | 0,526–2,369 | 0,752–1,635 | 0,679–1,768 | 0,256–2,866 | 0,658–1,855 | 0,877–1,769 | 0,799–4,245 | 0,751–1,630 | 0,859–1,778 | 0,622–2,235 | 0,803–1,977 | 0,674–1,379 | 0,734–2,603 | 0,504–1,232 |
| Occupation (manual versus nonmanual) | 0,81 | 1,09 | 0,78 | 1,23 | 2,48 | 1,24 | 0,69 | 0,68 | 0,72 | 0,79 | 0,82 | 0,68 | 0,77 | 0,61 | 1,02 | 0,552–1,199 | 0,550–2,168 | 0,476–1,278 | 0,696–2,183 | 0,793–7,746 | 0,618–2,477 | 0,456–1,030 | 0,293–1,566 | 0,441–1,179 | 0,535–1,178 | 0,464–1,453 | 0,375–1,240 | 0,523–1,126 | 0,357–1,058 | 0,581–1,791 |
| Monthly income (high versus low) | 0,76
*
| 0,78 | 0,78 | 0,81 | 0,55 | 0,98 | 0,92 | 0,74 | 1,04 | 0,84 | 0,76 | 0,93 | 1,02 | 0,92 | 1,12 | 0,580–0,989 | 0,493–1,242 | 0,560–1,094 | 0,551–1,183 | 0,246–1,211 | 0,625–1,526 | 0,700–1,212 | 0,444–1,234 | 0,747–1,452 | 0,641–1,098 | 0,512–1,119 | 0,635–1,370 | 0,784–1,328 | 0,634–1,346 | 0,765–1,640 |
| Ethnicity (Greeks versus Albanians) | 0,32
***
| | | 0,36
***
| | | 0,21
***
| | | 0,17
***
| | | 0,33
***
| | | 0,217–0,470 | | | 0,200–0,663 | | | 0,136–0,315 | | | 0,116–0,249 | | | 0,226–0,477 | | |
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