Table 2. The combined effects of tooth loss and denture use on depressive symptom scores among Chinese older adults — China, 2014–2018.

Oral status		Coefficient (95% CI) for depressive symptom (N=3,310)
		Model 1	Model 2	Model 3	Model 4
Abbreviation: CI=confidence interval. * P≤0.05. ** P≤0.01 *** P≤0.001.
20+ teeth		Reference	Reference	Reference	Reference
10–19 teeth with dentures		0.15 (−0.22, 0.53)	0.17 (−0.12, 0.71)	0.15 (−0.12, 0.69)	0.18 (−0.12, 0.69)
10–19 teeth without dentures		1.10 (0·99, 1·38)***	0.71 (0.40, 0.79)***	0.66 (0.39, 0.79)***	0.64 (0.40, 0.87)***
1–9 teeth with dentures		0.42 (0.12, 0.73)**	0.32 (0.02, 0.62)*	0.35 (0.26, 0.98)**	0.37 (0.23, 0.96)*
1–9 teeth without dentures		1.37 (1.15, 1.59)***	0.76 (0.52, 0.99)***	0.64 (0.40, 0.87)***	0.61 (0.38, 0.85)***
0 teeth with dentures		0.49 (0.25, 0.72)***	0.18 (−0.06, 0.42)	0.22 (0.11, 0.79)*	0.20 (0.04, 0.45)*
0 teeth without dentures		1.21 (0.93, 1.48)***	0.43 (0.13, 0.56)**	0.25 (−0.11, 0.33)	0.23 (−0.13, 0.31)