Table 3.
Odds ratios (OR) of bladder cancer and corresponding 95% confidence intervals (CI) according to dietary inflammatory index (DII) among 690 cases and 665 controls. Italy, 2003-2014.
| DII quartiles, OR (95% CI) |
p value for trend |
DII continuous |
||||
|---|---|---|---|---|---|---|
| −5.94, −2.41 | −2.40, −0.92 | −0.91,0.41 | 0.42,4.58 | |||
| Cases/Contro ls |
124/166 | 180/167 | 179/165 | 207/167 | 690/665 | |
| Model 1a | 1 b | 1.56 (1.11,2.17) |
1.64 (1.11, 2.35) |
2.11 (1.41, 3.14) |
<0.0001 | 1.17 (1.08, 1.26) |
| Model 2c | 1 b | 1.46 (1.02, 2.08) |
1.46 (0.99, 2.14) |
1.97 (1.28, 3.03) |
0.003 | 1.11 (1.03, 1.20) |
a
Adjusted for age, sex, year of interview, study centre, and total energy intake.
b
Reference category.
c
Model 1 additionally adjusted for education (<7; 7-11; ≥12 years), and tobacco smoking (never; former; current: <15; 15-24; ≥25 cigarettes/day).