| Crude modela | Model1b | Model 2c | |||
---|---|---|---|---|---|---|
 | OR (95% CI) | P | OR (95% CI) | P | OR (95% CI) | P |
CDAI | 0.921(0.891, 0.952) |  < 0.0001 | 0.934(0.904, 0.966) |  < 0.0001 | 0.966(0.937, 0.997) | 0.017 |
Lowest quartiles | ref | |||||
Q2 | 0.684(0.544, 0.860) | 0.001 | 0.700(0.560, 0.875) | 0.002 | 0.753(0.596, 0.953) | 0.019 |
Q3 | 0.595(0.497, 0.711) |  < 0.0001 | 0.639(0.528, 0.773) |  < 0.0001 | 0.793(0.651, 0.966) | 0.022 |
Q4 | 0.417(0.322, 0.539) |  < 0.0001 | 0.468(0.363, 0.603) |  < 0.0001 | 0.612(0.472, 0.793) |  < 0.001 |
P for trendd |  |  < 0.0001 |  |  < 0.0001 |  |  < 0.001 |