|
Odds ratio (95% CI) for low serum folate (<1st quartile, age- & gender-specific)
|
---|
|
Unadjusted1
|
Multivariate-adjusted2
|
---|
Bread
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<90 g
|
0.81 (0.38–1.73)
|
0.76 (0.35–1.64)
|
≥90 g
|
0.74 (0.35–1.58)
|
0.71 (0.33–1.52)
|
|
p = 0.451
|
p = 0.428
|
Cereals
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<90 g
|
1.47 (0.82–2.63)
|
1.46 (0.79–2.68)
|
≥90 g
|
1.74 (1.01–3.02)
|
1.75 (0.98–3.12)
|
|
p = 0.045
|
p = 0.057
|
Potatoes
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<122 g
|
0.54 (0.26–1.12)
|
0.53 (0.25–1.12)
|
≥122 g
|
0.41 (0.19–0.88)
|
0.42 (0.19–0.91)
|
|
p = 0.008
|
p = 0.012
|
Legumes
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<300 g
|
0.71 (0.28–1.80)
|
0.73 (0.28–1.88)
|
≥300 g
|
0.44 (0.20–1.02)
|
0.39 (0.16–0.97)
|
|
p = 0.042
|
p = 0.037
|
Vegetables
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<190 g
|
0.71 (0.37–1.35)
|
0.69 (0.36–1.35)
|
≥190 g
|
0.41 (0.21–0.81)
|
0.39 (0.19–0.78)
|
|
p = 0.006
|
p = 0.005
|
Fruits
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<261 g
|
0.70 (0.40–1.23)
|
0.67 (0.37–1.21)
|
≥261 g
|
0.81 (0.46–1.41)
|
0.89 (0.50–1.59)
|
|
p = 0.425
|
p = 0.645
|
Fruits and/or vegetables
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<360 g
|
0.42 (0.16–1.08)
|
0.31 (0.11–0.85)
|
≥360 g
|
0.27 (0.10–0.73)
|
0.21 (0.07–0.60)
|
|
p < 0.001
|
p = 0.009
|
Meat
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<100 g
|
1.30 (0.73–2.33)
|
1.46 (0.80–2.65)
|
≥100 g
|
2.52 (1.43–4.44)
|
2.51 (1.35–4.65)
|
|
p = 0.002
|
p = 0.004
|
Red meat
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<90 g
|
1.40 (0.74–2.65)
|
1.49 (0.77–2.90)
|
≥90 g
|
2.31 (1.32–4.05)
|
2.31 (1.28–4.19)
|
|
p < 0.001
|
p = 0.005
|
Eggs
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<50 g
|
1.09 (0.47–2.56)
|
1.16 (0.49–2.78)
|
≥50 g
|
0.45 (0.17–1.19)
|
0.50 (0.19–1.33)
|
|
p = 0.153
|
p = 0.248
|
Dairy products
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<130 g
|
1.62 (0.86–3.04)
|
1.50 (0.78–2.90)
|
≥130 g
|
1.16 (0.61–2.21)
|
1.16 (0.60–2.26)
|
|
p = 0.864
|
p = 0.840
|
Fish-sea food
| | |
None
|
1.00 (reference)
|
1.00 (reference)
|
<85 g
|
0.45 (0.21–0.96)
|
0.46 (0.21–0.98)
|
≥85 g
|
0.82 (0.43–1.59)
|
0.90 (0.46–1.78)
|
|
p = 0.226
|
p = 0.363
|
-
1 Logistic regression analysis including consumption of foods (none, below, or above median consumption) as independent variable. P values for linear trends as presented.
-
2 Logistic regression analysis including consumption of foods (none, below, or above median consumption), district of residence, body mass index, energy intake, consumption of tobacco, coffee, and alcohol as independent variables. P values for linear trends as presented.