Table 3 Odds ratios and 95% CI of type 2 diabetes by low carbohydrate diet scores in the Tehran Lipid and Glucose Study

Overall LCD score

Model 1

1.00 (ref)

1.37 (0.83–2.26)

1.01 (0.58–1.77)

1.67 (1.01–2.76)

0.046

Model 2

1.00 (ref)

1.41 (0.85–2.34)

1.10 (0.61–1.92)

1.77 (1.05–2.96)

0.030

Model 3

1.00 (ref)

1.50 (0.89–2.52)

1.26 (0.67–2.34)

2.16 (1.16–4.04)

0.015

Animal LCD score

Model 1

1.00 (ref)

1.46 (0.88–2.42)

1.09 (0.63–1.90)

1.56 (0.94–2.60)

0.084

Model 2

1.00 (ref)

1.52 (0.91–2.53)

1.17 (0.67–2.04)

1.68 (1.01–2.82)

0.045

Model 3

1.00 (ref)

1.59 (0.93–2.72)

1.25 (0.70–2.24)

1.81 (1.06–3.11)

0.029

Vegetable LCD score

Model 1

1.00 (ref)

1.23 (0.73–2.06)

1.28 (0.76–2.16)

1.40 (0.83–2.37)

0.202

Model 2

1.00 (ref)

1.25 (0.74–2.10)

1.33 (0.80–2.25)

1.37 (0.81–2.34)

0.277

Model 3

1.00 (ref)

1.14 (0.66–1.95)

1.30 (0.75–2.22)

1.47 (0.85–2.52)

0.160