Table 3.
Binary logistic regression results of WeChat usage, social participation and depression
| Variable | Model 1 | Model 2 | Model 3 | Model 4 |
|---|---|---|---|---|
| OR (95%CI) | OR (95%CI) | OR (95%CI) | OR (95%CI) | |
| WeChat usage | 0.711*** | 0.701*** | 0.729*** | 0.731*** |
| (0.620–0.816) | (0.605–0.812) | (0.628–0.846) | (0.629–0.850) | |
| Social participation (Yes) | 0.792** | |||
| (0.683–0.919) | ||||
| Levels of Social participation | 0.922* | |||
| (0.866–0.982) | ||||
| Age | 0.987** | 0.971*** | 0.970*** | 0.971*** |
| (0.978–0.997) | (0.960–0.983) | (0.959–0.982) | (0.959–0.982) | |
| Gender (Male) | 0.625*** | 0.694** | 0.682** | 0.683** |
| (0.546–0.717) | (0.552–0.873) | (0.542–0.857) | (0.543–0.859) | |
| Marital status (Married) | 0.666** | 0.784 | 0.782 | 0.784 |
| (0.518–0.855) | (0.597–1.030) | (0.595–1.028) | (0.597–1.031) | |
| Residence (Urban) | 0.770*** | 0.762*** | 0.759*** | 0.763*** |
| (0.668–0.887) | (0.649–0.894) | (0.646–0.890) | (0.650–0.896) | |
| Education | ||||
| Elementary school | 1.013 | 1.046 | 1.070 | 1.069 |
| (0.672–1.527) | (0.666–1.642) | (0.681–1.681) | (0.681–1.680) | |
| Middle school | 0.658* | 0.724 | 0.752 | 0.750 |
| (0.436–0.993) | (0.461–1.138) | (0.478–1.183) | (0.477–1.180) | |
| High school | 0.524** | 0.595* | 0.622* | 0.623* |
| (0.342–0.803) | (0.372–0.949) | (0.389–0.994) | (0.389–0.996) | |
| College or above | 0.585* | 0.705 | 0.752 | 0.764 |
| (0.346–0.992) | (0.398–1.250) | (0.423–1.336) | (0.429–1.360) | |
| Self-reported health | ||||
| Poor | 0.648* | 0.641* | 0.649* | |
| (0.429–0.979) | (0.424–0.968) | (0.430–0.981) | ||
| Fair | 0.311*** | 0.310*** | 0.315*** | |
| (0.211–0.459) | (0.210–0.457) | (0.213–0.464) | ||
| Good | 0.184*** | 0.186*** | 0.189*** | |
| (0.119–0.283) | (0.121–0.287) | (0.122–0.291) | ||
| Very good | 0.120*** | 0.121*** | 0.123*** | |
| (0.077–0.188) | (0.077–0.189) | (0.078–0.193) | ||
| ADL (Impaired) | 2.693*** | 2.690*** | 2.660*** | |
| (1.620–4.478) | (1.614–4.482) | (1.599–4.424) | ||
| Smoke status | ||||
| Quit | 1.004 | 0.998 | 0.996 | |
| (0.785–1.284) | (0.780–1.276) | (0.779–1.274) | ||
| No | 1.058 | 1.048 | 1.047 | |
| (0.841–1.331) | (0.832–1.318) | (0.832–1.317) | ||
| Drink status (Yes) | 0.928 | 0.945 | 0.943 | |
| (0.786–1.095) | (0.800–1.117) | (0.798–1.114) | ||
| Sleep time | 0.297*** | 0.300*** | 0.300*** | |
| (0.230–0.383) | (0.233–0.387) | (0.233–0.387) | ||
| Employment (Yes) | 1.167 | 1.157 | 1.164 | |
| (0.963–1.414) | (0.955–1.402) | (0.960–1.410) | ||
| Pension insurance (Yes) | 0.991 | 0.999 | 0.999 | |
| (0.762–1.289) | (0.768–1.300) | (0.768–1.299) | ||
| Medical insurance (Yes) | 0.581* | 0.588* | 0.588* | |
| (0.355–0.949) | (0.360–0.961) | (0.360–0.960) | ||
| Chronic diseases | ||||
| One | 1.128 | 1.135 | 1.136 | |
| (0.911–1.395) | (0.917–1.405) | (0.918–1.406) | ||
| Two | 1.299* | 1.322* | 1.320* | |
| (1.035–1.630) | (1.053–1.659) | (1.052–1.657) | ||
| Three | 1.646*** | 1.689*** | 1.680*** | |
| (1.276–2.123) | (1.308–2.181) | (1.302–2.169) | ||
| Four and more | 2.000*** | 2.062*** | 2.074*** | |
| (1.563–2.561) | (1.609–2.643) | (1.617–2.659) | ||
| Constant | 2.661** | 172.044*** | 187.642*** | 173.886*** |
| (1.296–5.464) | (54.026–547.865) | (58.778–599.020) | (54.568–554.111) | |
| N | 4545 | 4545 | 4545 | 4545 |
* p < 0.05, ** p < 0.01, *** p < 0.001