Table 5. Association between patient characteristics and employment among patients < 60 years old.

Reanalyzed the data and re-evaluate the impact of employment in patients younger than age 60. The table was also replaced.

Patient characteristic		Crude models	Adjusted model
Age (per 10 years)		1.70 (1.53,1.89)	1.49 (1.32,1.67)
Male (vs. female)		0.13 (0.11,0.16)	0.11 (0.09,0.14)
Vintage (per 5 years)		1.00 (0.94,1.06)	1.08 (1.01,1.15)
Comorbid conditions
	Coronary artery disease	1.34 (1.09,1.65)	1.01 (0.81,1.27)
	Cancer (non-skin)	1.00 (0.68,1.46)	0.87 (0.60,1.28)
	Other cardiovascular disease	1.24 (1.01,1.51)	1.04 (0.84,1.29)
	Cerebrovascular disease	3.12 (2.27,4.29)	2.39 (1.72,3.34)
	Coronary heart failure	1.59 (1.22,2.07)	1.19 (0.88,1.60)
	Diabetes	2.49 (2.05,3.03)	2.16 (1.71,2.75)
	Gastrointestinal bleeding	1.91 (1.15,3.16)	1.62 (0.98,2.67)
	Hypertension	1.17 (0.98,1.39)	1.04 (0.86,1.27)
	Lung disease	1.30 (0.62,2.72)	0.86 (0.38,1.91)
	Neurologic disease	4.67 (2.73,8.00)	3.02 (1.71,5.34)
	Psychiatric disorder	2.51 (1.58,3.99)	1.96 (1.19,3.23)
	Peripheral vascular disease	2.32 (1.80,2.99)	1.53 (1.15,2.03)
	Recurrent cellulitis/gangrene	2.36 (1.44,3.85)	1.10 (0.63,1.93)
Education
	Less than high school	5.57 (4.09,7.59)	5.21 (3.77,7.19)
	HS or some college	2.65 (2.04,3.43)	2.72 (2.07,3.57)
	University graduate	1 (Ref.)	1 (Ref.)

OR (95% CI) of unemployment; model restricted to patients < 60 years old (N = 3135).

Crude models are only adjusted for DOPPS phase, gender, age.

Adjusted model is simultaneously adjusted for all variables in the table.