Table 2. Adjusted odds ratio and 95% confidence interval for perceived discrimination, broad social transnational ties and good self-rated health of foreign workers.

Characteristics		Model 1	Model 2	Model 3	Model 4
Perceived discrimination		0.71c (0.56–0.91)		0.25c (0.09–0.66)	0.22b (0.06–0.77)
Broad social transnational ties (ref.: No contact)
	Several times per month		0.69 (0.39–1.23)	0.58 (0.27–1.27)	0.59 (0.22–1.53)
	Once or more frequently per week		0.91 (0.58–1.41)	0.77 (0.43–1.40)	0.73 (0.34–1.57)
	Once or more frequently per day		1.27 (0.84–1.93)	1.02 (0.59–1.79)	0.89 (0.43–1.85)
Discrimination × Broad social transnational ties (ref.: Discrimination × No contact)
	Discrimination × Several times per month			3.30 (0.85–12.78)	4.96a (0.93–26.33)
	Discrimination × Once or more frequently per week			2.73 (0.92–8.10)	2.90 (0.74–11.47)
	Discrimination × Once or more frequently per day			3.18b (1.14–8.91)	3.10a (0.84–11.38)
Age (ref.: younger than 30 years old)
	30–34 years old				1.07 (0.71–1.60)
	35–39 years old				1.25 (0.72–2.15)
	40 years old or older				0.50 (0.23–1.11)
Sex (ref.: Male)
	Female				0.66 (0.41–1.07)
Nationality (ref.: Vietnam)
	Nepal				1.14 (0.61–2.15)
	Sri Lanka				1.81 (0.86–3.79)
	Indonesia				0.36d (0.20–0.63)
	Cambodia				0.52b (0.31–0.89)
	Thailand				1.11 (0.58–2.14)
	Philippines				1.54 (0.82–2.90)
	Other				0.74 (0.45–1.23)
Marital status (ref.: Unmarried)
	Married				1.15 (0.81–1.62)
Education (ref.: Middle school graduate or less educated)
	High school graduate				1.12 (0.72–1.75)
	2-year college graduate				0.86 (0.51–1.46)
	4-year college graduate or higher				0.92 (0.52–1.66)
Income					1.01c (1.00–1.01)
Years in Korea					1.03 (0.94–1.12)
Korean language proficiency (ref.: Not very well/Not well)
	Adequate				1.37a (0.99–1.90)
	Very well				1.76b (1.01–3.05)
Number		1,220	1,319	1,212	877

^ap < 0.1; ^bp < 0.05; ^cp < 0.01; ^dp < 0.001.