Table 3.

Multivariable Regression Analysis. Odds ratio (95% CI) for belonging in each trajectory relative to reference trajectory (Trajectory 1).

	Mild (n=606)	Low moderate (n=563)	High moderate (n=292)	Severe (n=105)
KL
2	ref	ref	ref	ref
3	1.0 (0.6 – 1.6)	2.6 (1.7 – 4.1)	2.6 (1.6 – 4.3)	4.3 (2.1 – 8.6)
4	3.6 (0.9 – 15.0)	21.9 (6.1 – 79.1)	25.5 (6.8 – 95.8)	80.6 (18.7 – 346.8)
Obesity
Non-obese	ref	ref	ref	ref
Obese	0.9 (0.6 – 1.4)	1.3 (0.9 – 1.9)	1.5 (0.9 – 2.3)	2.3 (1.2 – 4.4)
Age	0.98 (0.96 – 1.00)	0.98 (0.96 – 1.00)	0.97 (0.95 – 1.00)	0.92 (0.89 – 0.96)
Sex
Male	ref	ref	ref	ref
Female	1.3 (0.8 – 2.0)	1.6 (1.0 – 2.3)	2.0 (1.3 – 3.2)	3.0 (1.5 – 6.2)
Depression
CES-D < 16	ref	ref	ref	ref
CES-D >=16	1.1 (0.3 – 3.8)	3.1 (1.2 – 7.9)	3.9 (1.5 – 10.5)	8.8 (3.1 – 25.2)
Education
College Education	ref	ref	ref	ref
Less than college	0.9 (0.6 – 1.4)	1.2 (0.8 – 1.8)	1.7 (1.1 – 2.6)	5.1 (2.3 – 11.2)
Comorbidities
Zero	ref	ref	ref	ref
1+	1.0 (0.6 – 1.7)	1.3 (0.8 – 2.2)	2.1 (1.3 – 3.5)	2.0 (1.0 – 3.9)
Race
White	ref	ref	ref	ref
Non-White	0.6 (0.4 – 1.1)	0.9 (0.6 – 1.5)	1.5 (0.9 – 2.6)	3.3 (1.7 – 6.6)