Table 4 Results of logistic regression for association of characteristics with mental disorders
Variable | Empty nest | Non-empty nest | ||
|---|---|---|---|---|
Adjusted OR | 95% CI | Adjusted OR | 95% CI | |
Age | ||||
 High (80 years or above) | – |  | 1.00 |  |
 Middle (70–79 years) | – | – | 0.753* | 0.58, 0.98 |
 Low (60–69 years) | – | – | 1.010 | 0.79, 1.28 |
Self-care ability | ||||
 Completely | 1.00 |  | 1.00 |  |
 Hardly or part | 2.31** | 1.98, 2.69 | 2.78** | 2.32, 3.32 |
Chronic disease | ||||
 No | 1.00 |  | 1.00 |  |
 Yes | 1.28** | 1.11, 1.47 | 1.25** | 1.06, 1.47 |
Marital status | ||||
 Married | 1.00 |  | – |  |
 Single (never married, divorced, widowed) | 1.22* | 1.06, 1.40 | – | – |
Monthly income | ||||
 High (>RMB 3000) | 1.00 |  | – |  |
 Middle (RMB 1000–RMB 3000) | 1.36* | 1.05, 1.76 | – | – |
 Low (<RMB 1000) | 1.67** | 1.30, 2.16 | – | – |
 No income | 1.76** | 1.38, 2.26 | – | – |
Attention to daily healthy diet | ||||
 Most | 1.00 |  | – |  |
 More | 1.07 | 0.88, 1.29 | – | – |
 Less | 1.58** | 1.29, 1.94 | – | – |
 No | 2.04** | 1.41, 2.97 | – | – |