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|
Daily intake (g)
|
Cases
|
Controls
|
Crude OR
|
Adjusted ORa
|
|---|
| |
n (%)
|
n (%)
|
(95 % CI)
|
(95 % CI)
|
|---|
|
Total white rice
| | | | |
|
<92
|
195 (54.3 %)
|
125 (32.9 %)
|
1.00
|
1.00
|
|
92–250
|
101 (28.1 %)
|
130 (34.2 %)
|
0.50 (0.35, 0.70)
|
0.51 (0.36, 0.74)
|
|
>250
|
63 (17.5 %)
|
125 (32.9 %)
|
0.32 (0.22, 0.47)
|
0.34 (0.23, 0.52)
|
|
Cooked white rice
| | | | |
|
<30
|
187 (52.1 %)
|
128 (33.7 %)
|
1.00
|
1.00
|
|
30–140
|
95 (26.5 %)
|
120 (31.6 %)
|
0.54 (0.38, 0.77)
|
0.64 (0.44, 0.92)
|
|
>140
|
77 (21.4 %)
|
132 (34.7 %)
|
0.40 (0.28, 0.57)
|
0.48 (0.33, 0.71)
|
|
Porridge
| | | | |
|
<28
|
194 (54.0 %)
|
124 (32.6 %)
|
1.00
|
1.00
|
|
28–100
|
106 (29.5 %)
|
136 (35.8 %)
|
0.50 (0.36, 0.70)
|
0.52 (0.36, 0.75)
|
|
>100
|
59 (16.4 %)
|
120 (31.6 %)
|
0.31 (0.21, 0.46)
|
0.34 (0.22, 0.50)
|
|
Glutinous rice
| | | | |
|
no
|
202 (56.3 %)
|
197 (51.8 %)
|
1.00
|
1.00
|
|
yes
|
157 (43.7 %)
|
183 (48.2 %)
|
0.84 (0.63, 1.12)
|
0.93 (0.68, 1.28)
|
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aFrom separate logistic regression models adjusting for age (years), gender, education level (none/primary, secondary, tertiary), annual income (<5000 yuan, 5000–20,000 yuan, > 20,000 yuan), body mass index (5 years ago, kg/m2), vegetable consumption (g/day), fruit consumption (g/day), meat consumption (g/day), total energy intake (kcal/day), smoking status (never, ever), alcohol drinking (never/seldom, often) and family history of cancer in first-degree relatives (no, yes)