Characteristics and depression status of TILDA, ELSA and HRS participants by diabetes status
| Ireland | England | USA | ||||
| DM n=629 | No DM n=7491 | DM n=942 | No DM n=7691 | DM n=4011 | No DM n=14 597 | |
| Female gender, n (%) | 264 (42) | 4131 (53) | 441 (46) | 4333 (54) | 2186 (51) | 8606 (56) |
| Age (mean, SD) | 67 (8.7) | 63 (9.1) | 69 (8.9) | 67 (9.1) | 66 (10.1) | 64 (11.0) |
| Non-white ethnicity, n (%) | Unavailable | Unavailable | 49 (7) | 192 (3) | 1378 (23) | 3633 (15) |
| Education status, n (%) | ||||||
| Low | 400 (72) | 3973 (63) | 375 (43) | 2229 (32) | 1284 (26) | 3090 (16) |
| Medium | 162 (22) | 2438 (28) | 239 (25) | 2113 (28) | 1153 (29) | 4222 (28) |
| High | 67 (6) | 1080 (9) | 256 (24) | 2768 (33) | 1574 (45) | 7285 (56) |
| Other | 72 (7) | 581 (8) | ||||
| Marital status, n (%) | ||||||
| Married | 419 (65) | 5189 (68) | 584 (63) | 5306 (70) | 2480 (63) | 9394 (67) |
| Separated | 38 (6) | 509 (7) | 94 (10) | 794 (10) | 571 (15) | 2134 (14) |
| Widowed | 115 (20) | 1063 (15) | 217 (22) | 1175 (15) | 760 (16) | 2294 (12) |
| Never married | 57 (9) | 730 (10) | 47 (5) | 416 (5) | 200 (6) | 775 (7) |
| Disability, n (%) | 128 (22) | 751 (11) | 336 (38) | 1534 (20) | 1304 (30) | 2724 (16) |
| CVD, n (%) | 207 (33) | 1408 (19) | 309 (33) | 1600 (20) | 1540 (37) | 3312 (20) |
| Other chronic conditions (mean, SD) | 0.5 (0.6) | 0.4 (0.6) | 0.7 (0.7) | 0.5 (0.7) | 0.9 (0.8) | 0.7 (0.7) |
| Health insurance, n (%) | ||||||
| Any private | 299 (43) | 4384 (54) | 79 (8) | 1091 (14) | 1987 (56) | 8713 (67) |
| Public | 287 (50) | 2311 (35) | 863 (92) | 6660 (86) | N/A | N/A |
| Medicare | N/A | N/A | N/A | N/A | 1485 (32) | 3811 (21) |
| Medicaid | N/A | N/A | N/A | N/A | 155 (3) | 386 (2) |
| None | 43 (7) | 796 (11) | N/A | N/A | 384 (10) | 1687 (10) |
CVD, cardiovascular disease; DM, diabetes mellitus; ELSA, English Longitudinal Study on Ageing; HRS, Health and Retirement Study; N/A, not applicable; TILDA, The Irish Longitudinal Study on Ageing.