Table 3.
Subgroup analysis of cognitive impairment among males and females.
| Subgroup | Male (n = 550) | Female (n = 700) | p | ||
|---|---|---|---|---|---|
| Individuals, N | Cases, n (%) | Individuals, N | Cases, n (%) | ||
| Overall | 550 | 220 (40.0) | 700 | 316 (45.1) | 0.068 |
| Age(years) | |||||
| 65~ | 197 | 70 (35.5) | 236 | 70 (29.7) | 0.193 |
| 70~ | 175 | 61 (34.9) | 218 | 84 (38.5) | 0.453 |
| 75~ | 108 | 49 (45.4) | 153 | 96 (62.7) | 0.005 |
| 80~ | 70 | 40 (57.1) | 93 | 66 (71.0) | 0.067 |
| Education | |||||
| Illiteracy | 27 | 13 (48.1) | 108 | 80 (74.1) | 0.009 |
| Primary school | 222 | 66 (29.7) | 392 | 139 (35.5) | 0.148 |
| ≥Secondary school | 301 | 141 (46.8) | 200 | 97 (48.5) | 0.716 |
| Marital status | |||||
| Married | 444 | 171 (38.5) | 417 | 160 (38.4) | 0.965 |
| Divorced/Widowed | 106 | 49 (46.2) | 283 | 156 (55.1) | 0.118 |
| Income | |||||
| Subsidies § | 219 | 100 (45.7) | 412 | 209 (50.7) | 0.226 |
| Poverty | 115 | 39 (33.9) | 145 | 51 (35.2) | 0.832 |
| Non-poverty | 216 | 81 (37.5) | 143 | 56 (39.2) | 0.751 |
| Living alone | |||||
| Yes | 46 | 19 (41.3) | 93 | 51 (54.8) | 0.133 |
| No | 504 | 201 (39.9) | 607 | 265 (43.7) | 0.204 |
Notes: § basic living allowance provided by the government for rural elderly, RMB 80 Yuan/month (around 11.5 US dollars).