Table 2 Associations between total dietary fibre intake and NAFLD by sex a
Categories of dietary fibre intake | P for trend b | ||||
|---|---|---|---|---|---|
All participants (n = 23,529) | Level 1 | Level 2 | Level 3 | Level 4 | |
No. of participants | 5883 | 5882 | 5881 | 5883 | |
No. of participants with NAFLD | 1141 | 1087 | 1096 | 1102 | |
Crude model | Ref | 0.94 (0.86, 1.03) b | 0.95 (0.87, 1.04) | 0.96 (0.87, 1.05) | 0.42 |
Adjusted model 1 d | Ref | 0.97 (0.87, 1.09) | 0.89 (0.79, 1.00) | 0.91 (0.81, 1.02) | 0.04 |
Adjusted model 2 e | Ref | 0.94 (0.82, 1.07) | 0.82 (0.70, 0.95) | 0.81 (0.67, 0.97) | < 0.01 |
Men (n = 10,998) | Level 1 | Level 2 | Level 3 | Level 4 | |
Intake of dietary fibre (range, g/d) | 0.839, 17.417 | 17.420, 24.134 | 24.135, 33.692 | 33.697, 173.414 | |
No. of participants | 2750 | 2749 | 2749 | 2750 | |
No. of participants with NAFLD | 828 | 779 | 770 | 783 | |
Crude model | Ref | 0.92 (0.82, 1.03) | 0.90 (0.80, 1.02) | 0.92 (0.82, 1.04) | 0.24 |
Adjusted model 1 d | Ref | 0.96 (0.84, 1.01) | 0.83 (0.72, 0.96) | 0.86 (0.75, 0.99) | 0.01 |
Adjusted model 2 e | Ref | 0.93 (0.79, 1.01) | 0.78 (0.65, 0.94) | 0.78 (0.62, 0.99) | 0.01 |
Women (n = 12,531) | Level 1 | Level 2 | Level 3 | Level 4 | |
Intake of dietary fibre (range, g/d) | 0.400, 16.161 | 16.164, 22.284 | 22.287, 30.760 | 30.764, 193.433 | |
No. of participants | 3133 | 3133 | 3132 | 3133 | |
No. of participants with NAFLD | 313 | 308 | 326 | 319 | |
Crude model | Ref | 0.98 (0.83, 1.16) | 1.05 (0.89, 1.23) | 1.02 (0.87, 1.20) | 0.65 |
Adjusted model 1 d | Ref | 0.95 (0.77, 1.16) | 0.95 (0.77, 1.16) | 0.96 (0.79, 1.17) | 0.76 |
Adjusted model 2 e | Ref | 0.94 (0.74, 1.19) | 0.88 (0.68, 1.15) | 0.85 (0.62, 1.17) | 0.32 |