Table 2.
General characteristics of research participants, Unit: n (%)
| Variables | Year | |||
|---|---|---|---|---|
| 2011 | 2012 | 2013 | ||
| MCD | 0 | 4479 (38.10) | 4101 (37.22) | 3627 (34.42) |
| 1 | 2310 (19.65) | 2170 (19.70) | 2058 (19.53) | |
| 2 | 1638 (13.93) | 1470 (13.34) | 1414 (13.42) | |
| 3+ | 3328 (28.31) | 3277 (29.74) | 3437 (32.62) | |
| SHS | Continuous | 2.64 (0.86) | 2.67 (0.86) | 2.69 (0.82) |
| MD | No | 11,216 (95.41) | 10,547 (95.73) | 9891 (93.88) |
| Yes | 539 (4.59) | 471 (4.27) | 645 (6.12) | |
| Sex | Female | 6447 (54.84) | 6042 (54.84) | 5786 (54.92) |
| Male | 5308 (45.16) | 4976 (45.16) | 4750 (45.08) | |
| Age | 51.03 (16.49) | 51.91 (16.67) | 52.54 (16.98) | |
| Marital status | Single | 1892 (16.10) | 1764 (16.01) | 1704 (16.17) |
| Married | 8461 (71.98) | 7896 (71.66) | 7503 (71.21) | |
| Etc.(divorced, widowed) | 1402 (11.93) | 1358 (12.33) | 1329 (12.61) | |
| Education | Under elem. | 2659 (22.62) | 2510 (22.78) | 2391 (22.70) |
| High school | 5709 (48.57) | 5319 (48.28) | 5064 (48.09) | |
| Over univ. | 3387 (28.81) | 3189 (28.94) | 3076 (29.21) | |
| Household income | Quantile 1 | 1712 (14.56) | 1627 (14.77) | 1580 (15.00) |
| Quantile 2 | 2235 (19.01) | 2178 (19.77) | 2142 (20.33) | |
| Quantile 3 | 2655 (22.59) | 2434 (22.09) | 2337 (22.18) | |
| Quantile 4 | 2573 (21.89) | 2386 (21.66) | 2276 (21.60) | |
| Quantile 5 | 2580 (21.95) | 2393 (21.72) | 2201 (20.89) | |
| Economic activity | No | 4719 (40.14) | 4357 (39.54) | 4203 (39.89) |
| Yes | 7036 (59.86) | 6661 (60.46) | 6333 (60.11) | |
| Insurance | Assistance | 570 (4.85) | 516 (4.68) | 468 (4.44) |
| NHI | 1185 (95.15) | 10,502 (95.32) | 10,068 (95.56) | |
| Disability | No | 11,004 (93.61) | 10,299 (93.47) | 9819 (93.19) |
| Yes | 751 (6.39) | 719 (6.53) | 717 (6.81) | |
| Total | 11,755 (100.0) | 11,018 (100.0) | 10,536 (100.0) | |
MCD Multimorbidity, SHS Subjective Health Status, MD Medical Device