| | | 2002 | 2007 | 2011 | Total | | | (%) | (%) | (%) | (%) |
| | 24,835 | 30,427 | 34,173 | 89,435 | | Demographic | | | | | | Mean age | 68.61 ± 7.2 | 69.03 ± 7.4 | 69.24 ± 7.5 | 68.96 (7.3) | | Female | 13,480 (54.3) | 16,859 (55.4) | 19,119 (55.9) | 49,938 (55.7) | | No education | 5,113 (20.6) | 5,002 (16.4) | 4,030 (11.8) | 14,145 (16.26) | | Low income | 8,548 (34.4) | 12,751 (41.9) | 13,149 (38.6) | 34,448 (38.3) | | Did not work | 16,848 (67.8) | 19,552 (64.3) | 21,077 (61.7) | 57,477 (64.6) | | Marital status | | | | | | Married not together | 7,732 (35.2) | 10,592 (34.8) | 12,352 (36.1) | 22,944 (35.4) | | Married couple | 13,677 (62.2) | 19,001 (62.4) | 20,494 (60.0) | 53,172 (61.5) | | Never married | 584 (2.7) | 834 (2.7) | 1,325 (3.9) | 2,743 (3.1) | | Living arrangement | | | | | | Living alone | 1,554 (6.3) | 2,332 (7.7) | 2,933 (8.6) | 6,819 (7.5) | | Living with another | 23,281 (93.7) | 28,095 (92.3) | 31,240 (91.4) | 82,616 (92.5) | | Chronic disease | | | | | | Absent | 17,482 (70.4) | 18,176 (59.7) | 19,210 (56.2) | 54,868 (62.1) | | At least one chronic disease | 7,353 (29.6) | 12,251 (40.3) | 14,963 (43.8) | 34,567 (37.9) | | Geographic | | | | | | Rural | 17,130 (69.0) | 21,737 (71.4) | 22,728 (66.5) | 61,595 (68.9) | | Bangkok | 2,577 (10.4) | 2,806 (9.2) | 3,366 (9.9) | 8,749 (9.8) | | Central (excluding Bangkok) | 6,373 (25.7) | 7,166 (23.6) | 7,918 (23.2) | 21,457 (24.2) | | North | 5,230 (21.1) | 6,360 (20.9) | 6,948 (20.3) | 18,538 (20.8) | | Northeast | 7,591 (30.6) | 10,224 (33.6) | 11,647 (34.1) | 29,462 (32.8) | | South | 3,063 (12.3) | 3,872 (12.7) | 4,293 (12.6) | 11,228 (12.5) | | Prevalence | | | | | | Lifting 5 kg | 9,067 (37.3) | 8,147 (26.9) | 9,970 (29.2) | 26,730 (30.7) | | Travelling alone | 7,019 (30.4) | 7,792 (25.8) | 8,207 (24.0) | 23,018 (26.3) | | Climbing 2-3 steps | 2,326 (10.1) | 4,103 (13.6) | 4,066 (11.9) | 10,495 (12.0) | | Squatting | 1,514 (6.5) | 3,738 (12.4) | 4,325 (12.7) | 9,577 (10.9) | | Dressing | 593 (2.1) | 915 (3.0) | 926 (2.7) | 2,334 (2.7) | | Eating | 274 (1.2) | 684 (2.3) | 738 (2.2) | 1,696 (1.9) | | Number of disabilities | | | | | | 1-2 | 9,410 (40.7) | 8,299 (27.4) | 10,154 (29.7) | 27,863 (31.8) | | ≥3 | 967 (4.2) | 2,339 (7.7) | 2,313 (6.8) | 5,619 (6.4) | | Any disability | 10,377 (44.9) | 10,638 (35.2) | 12,467 (36.5) | 33,482 (38.4) |
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