Table 2. Odds ratios of LADA in relation to intake of fatty fish, EPA and DHA from seafood and fish oil and vitamin D supplementation.

	Model 1			Model 2			Model 3
	Cases/controls	OR	95% CI	Cases/controls	OR	95% CI	Cases/controls	OR	95% CI
Fatty fish
<1 serving per week	46/388	1.0		43/362	1.0		43/362
1–2 servings per week	28/365	0.62	0.37–1.02	24/342	0.53	0.30–0.94	24/342	0.53	0.29–0.95
>2 servings per week	15/254	0.49	0.26–0.90	14/244	0.49	0.25–0.96	14/244	0.48	0.24–0.99
⩾1 serving per week	43/619	0.56	0.36–0.88	38/586	0.51	0.31–0.85	38/586	0.51	0.30–0.87
Total EPA+DHA from seafood
<0.3 g per day	33/303	1.0		33/281	1.0		33/281
0.3–0.6 g per day	31/368	0.74	0.44–1.26	25/345	0.57	0.32–1.03	25/345	0.60	0.33–1.09
>0.6 g per day	25/336	0.66	0.38–1.15	23/322	0.58	0.31–1.07	23/322	0.59	0.30–1.16
⩾0.3 g per day	56/704	0.70	0.44–1.12	48/667	0.57	0.34–0.96	48/667	0.60	0.35–1.03
Fish oil supplementation
Never	81/841	1.0		75/795	1.0		75/795	1.0
Ever	8/166	0.52	0.24–1.09	6/153	0.48	0.20–1.15	6/153	0.47	0.19–1.12
Vitamin D supplementation
Never	85/924	1.0		77/875	1.0		77/875	1.0
Ever	4/83	0.50	0.17–1.45	4/73	0.54	0.18–1.65	4/73	0.58	0.19–1.77
Vitamin D or/and fish oil
Never	78/800	1.0		72/757	1.0		72/757	1.0
Ever	11/207	0.53	0.27–1.02	9/191	0.48	0.23–1.02	9/191	0.49	0.23–1.03

Abbreviations; CI, confidence intervals; DHA, docosahexaenoic acid; EPA, eicosapentaenoic acid; LADA latent autoimmune diabetes in adults; OR, Odds ratios.

Model 1. Adjusted for age and gender

Model 2. Adjusted for age, gender, BMI, smoking, education, physical activity, family history of diabetes and alcohol intake

Model 3. Adjusted for age, gender, BMI, smoking, education, physical activity, family history of diabetes, and intake of alcohol, fruit and vegetables and, red meat.