Research Article
Demographic Factors and Cognitive Function Assessments Associated with Mild Cognitive Impairment Progression for the Elderly
Table 1
Comparison of demographic characteristics and physical conditions between the lost cohort and the followed-up cohort.
| | Parameters | Followed-up (n = 1229) (%) | Lost (n = 1609) (%) | t or χ2 | |
| | Sex | | | 0.005 | 0.941 | | Male | 424 (34.5) | 589 (35.0) | | | | Female | 805 (65.5) | 1016 (65.0) | | |
| | Years of education | | | 0.002 | 0.961 | | <12 years | 907 (73.8) | 1186 (74.0) | | | | ≥12 years | 322 (26.2) | 415 (26.0) | | |
| | Age | 67.0 ± 7.2 | 69.0 ± 8.2 | 7.106 | 0.001 |
| | Age bracket | | | 27.723 | 0.001 | | <75 | 1001 (81.4) | 1133 (70.4) | | | | ≥75 | 228 (18.6) | 476 (29.6) | | |
| | In marriage | | | 8.823 | 0.003 | | No | 205 (16.7) | 341 (21.6) | | | | Yes | 1024 (83.3) | 1266 (78.4) | | |
| | Past occupation style | | | 0.088 | 0.767 | | Brainwork | 289 (23.5) | 380 (23.6) | | | | Physical work | 940 (76.5) | 1229 (76.4) | | |
| | Family background | | | 1.331 | 0.722 | | Live alone | 110 (8.8) | 158 (9.9) | | | | Nuclear family | 675 (54.2) | 844 (52.6) | | | | Stem family | 456 (36.6) | 597 (37.2) | | | | Other | 5 (0.4) | 5 (0.3) | | |
| | Children number | 2.0 (1.0, 2.0) | 2.0 (1.0, 2.0) | 3.594 | 0.001 |
| | Height (m) | 1.60 (1.56, 1.66) | 1.60 (1.56, 1.67) | 0.730 | 0.466 |
| | Weight (kg) | 62.0 (55.0, 70.0) | 62.0 (55.0, 70.0) | 0.667 | 0.505 |
| | BMI (kg/m2) | 23.88 (21.78, 25.95) | 23.82 (21.55 25.97) | 0.585 | 0.558 |
| | Income (month) | | | 66.018 | 0.001 | | <minimum wage | 238 (19.1) | 236 (14.7) | | | | ≤0.5 per capita wage | 552 (44.2) | 721 (45.0) | | | | ≤per capita wage | 441 (35.3) | 619 (38.7) | | | | >per capita wage | 17 (1.4) | 25 (1.6) | | |
| | Personality tendency | | | 0.864 | 0.649 | | Introvert | 275 (22.1) | 372 (23.2) | | | | Extrovert | 443 (35.6) | 546 (34.1) | | | | Middle type | 527 (42.3) | 683 (427) | | |
| | Smoking history | | | 1.290 | 0.252 | | Yes | 184 (15.0) | 236 (14.7) | | | | No | 1040 (85.0) | 1369 (85.3) | | |
| | Drinking history | | | 3.798 | 0.434 | | Yes | 140 (11.6) | 162 (10.2) | | | | No | 1070 (88.4) | 1424 (89.8) | | |
| | Memory-loss complaint | | | 0.091 | 0.764 | | Yes | 941 (75.5) | 1202 (75.0) | | | | No | 305 (24.5) | 400 (25.0) | | |
| | Family dementia history | | | 0.405 | 0.524 | | No | 1121 (90.8) | 1431 (90.1) | | | | Yes | 114 (9.2) | 158 (9.9) | | |
| | Type-2 diabetes | | | 1.825 | 0.177 | | Yes | 132 (10.7) | 195 (12.3) | | | | No | 1102 (89.3) | 1385 (87.7) | | |
| | Hypertension | | | 0.942 | 0.086 | | Yes | 585 (47.1) | 703 (43.9) | | | | No | 656 (52.9) | 898 (56.1) | | |
| | Hyperlipidemia | | | 1.248 | 0.264 | | Yes | 85 (6.9) | 127 (8.0) | | | | No | 1148 (93.1) | 1458 (92.0) | | |
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