| Model 1 | Model 2 | Model 3 | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Quartiles of intake OR 95% CI | P for trend‡ | Quartiles of intake OR 95% CI | P for trend‡ | Quartiles of intake OR 95% CI | P for trend‡ | ||||||||||||
All subjects | Mean | SD | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
(g/week) | 1 (lowest) | 2 | 3 | 4 (highest) | Â | 1 (lowest) | 2 | 3 | 4 (highest) | Â | 1 (lowest) | 2 | 3 | 4 (highest) | Â | ||
Total fiber intake | |||||||||||||||||
 age of 13–18 years | 29.0 | 18.1 | 1 (Ref) | 0.86 | 0.75 | 0.56 | 0.006 | 1 (Ref) | 1.05 | 0.86 | 0.55 | 0.07 | 1 (Ref) | 1.06 | 0.86 | 0.55 | 0.08 |
 |  |  | 0.65–1.13 | 0.56–1.00 | 0.40–0.79 |  |  | 0.74–1.50 | 0.59–1.24 | 0.35–0.84 |  |  | 0.74–1.51 | 0.59–1.24 | 0.36–0.86 |  | |
 age of 19–30 years | 30.6 | 19.0 | 1 (Ref) | 0.82 | 0.65 | 0.49 | 0.003 | 1 (Ref) | 1.02 | 0.75 | 0.49 | 0.05 | 1 (Ref) | 1.01 | 0.75 | 0.49 | 0.06 |
 |  |  | 0.64–1.05 | 0.50–0.85 | 0.37–0.66 |  |  | 0.75–1.38 | 0.54–1.04 | 0.34–0.71 |  |  | 0.74–1.37 | 0.54–1.05 | 0.34–0.71 |  | |
 10 years before recruitment | 31.5 | 19.0 | 1 (Ref) | 0.83 | 0.66 | 0.51 | 0.001 | 1 (Ref) | 0.91 | 0.73 | 0.48 | 0.020 | 1 (Ref) | 0.91 | 0.73 | 0.48 | 0.024 |
 |  |  | 0.65–1.06 | 0.51–0.86 | 0.38–0.69 |  |  | 0.67–1.24 | 0.53–1.01 | 0.33–0.69 |  |  | 0.69–1.23 | 0.53–1.02 | 0.33–0.70 |  | |
Sources | |||||||||||||||||
 From intake of fresh vegetables and fruits and soybean products | |||||||||||||||||
  age of 13–18 years | 25.1 | 15.8 | 1 (Ref) | 0.89 | 0.73 | 0.59 | 0.002 | 1 (Ref) | 1.02 | 0.77 | 0.59 | 0.020 | 1 (Ref) | 1.02 | 0.75 | 0.59 | 0.022 |
 |  |  | 0.67–1.18 | 0.55–0.97 | 0.42–0.82 |  |  | 0.72–1.46 | 0.54–1.10 | 0.39–0.89 |  |  | 0.71–1.46 | 0.53–1.08 | 0.39–0.90 |  | |
  age of 19–30 years | 26.8 | 16.8 | 1 (Ref) | 1.08 | 0.71 | 0.64 | 0.009 | 1 (Ref) | 1.24 | 0.77 | 0.55 | 0.031 | 1 (Ref) | 1.22 | 0.76 | 0.55 | 0.037 |
 |  |  | 0.83–1.42 | 0.53–0.94 | 0.46–0.89 |  |  | 0.88–1.76 | 0.53–1.10 | 0.36–0.83 |  |  | 0.86–1.73 | 0.53–1.09 | 0.36–0.83 |  | |
  10 years before recruitment | 28.0 | 17.0 | 1 (Ref) | 0.93 | 0.62 | 0.49 | 0.001 | 1 (Ref) | 1.02 | 0.66 | 0.41 | 0.003 | 1 (Ref) | 1.01 | 0.65 | 0.41 | 0.004 |
 |  |  | 0.71–1.22 | 0.46–0.82 | 0.35–0.68 |  |  | 0.72–1.44 | 0.46–0.95 | 0.27–0.62 |  |  | 0.71–1.42 | 0.45–0.94 | 0.27–0.63 |  | |
 From intake of preserved vegetables, fruits and condiments | |||||||||||||||||
  age of 13–18 years | 3.9 | 5.2 | 1 (Ref) | 1.02 | 1.11 | 1.16 | 0.33 | 1 (Ref) | 0.92 | 1.38 | 1.33 | 0.13 | 1 (Ref) | 0.91 | 1.38 | 1.34 | 0.13 |
 |  |  | 0.76–1.37 | 0.83–1.49 | 0.84–1.60 |  |  | 0.64–1.34 | 0.95–1.99 | 0.88–2.01 |  |  | 0.62–1.31 | 0.95–2.00 | 0.89–2.04 |  | |
  age of 19–30 years | 3.8 | 5.2 | 1 (Ref) | 1.14 | 1.31 | 1.01 | 0.74 | 1 (Ref) | 1.05 | 1.53 | 1.10 | 0.83 | 1 (Ref) | 1.04 | 1.54 | 1.12 | 0.82 |
 |  |  | 0.87–1.49 | 1.01–1.70 | 0.76–1.34 |  |  | 0.75–1.46 | 1.11–2.12 | 0.77–1.57 |  |  | 0.75–1.46 | 1.11–2.13 | 0.78–1.60 |  | |
  10 years before recruitment | 3.5 | 4.8 | 1 (Ref) | 1.24 | 1.39 | 1.12 | 0.92 | 1 (Ref) | 1.25 | 1.57 | 1.26 | 1.00 | 1 (Ref) | 1.24 | 1.57 | 1.28 | 0.99 |
 |  |  | 0.95–1.62 | 1.07–1.81 | 0.85–1.49 |  |  | 0.90–1.74 | 1.13–2.19 | 0.88–1.80 |  |  | 0.89–1.73 | 1.13–2.18 | 0.89–1.83 |  |