Table 4.

Trajectory groups of depressive symptoms among the non-poor.

	High-to-Moderate		Steeply Increasing
	Coefficient	Odd Ratio	Coefficient	Odd Ratio
Demographics
Age	0.003	1.003	−0.005	0.995
Education (≥7 years)	−1.574	0.207	−0.179	0.836
Income status (W1)	−1.166 *	0.312	0.121	1.129
Exit from the poverty	−0.663	0.515	0.147	1.159
Marital status (ref. constantly married)
Constantly unmarried	−0.040	0.961	0.356	1.428
Status changed	0.851	2.343	0.303	1.354
Health factors
Chronic diseases (ref. constantly no diseases)
Constantly having diseases	−1.045	0.352	0.886 **	2.425
Status changed	−0.566	0.568	0.647	1.910
Functional disability (ref. constantly no disability)
Constantly having disability	0.130	1.139	0.447	1.563
Increase	−1.038	0.354	1.125 ***	3.080
Decrease	0.452	1.571	0.417	1.517
Cognition (ref. constantly normal)
Constantly low and dementia risk	1.090	2.974	1.191 ***	3.289
Improved	0.383	1.467	0.230	1.259
Declined	0.748	2.113	1.308 ***	3.697
Social factors
Social participation (ref. constantly participated)
Constantly non-participated	−0.796	0.451	0.260	1.297
Increased	−0.492	0.611	−0.457	0.633
Decreased	0.057	1.059	0.186	1.204
Contact frequency with close social network (ref. no change)
Increased	−0.474	0.623	−0.079	0.924
Decreased	−0.625	0.535	0.441 *	1.555
W1 depression	1.007 ***	2.736	0.116 ***	1.123

Note: Significance level of p-value * p < 0.05, ** p < 0.01, *** p < 0.001; Reference group: class 3.