Table 2. Odds ratios and 95% confidence intervals for preterm
birth according to maternal ApoA-1, ApoB and ApoB/ApoA-1.
Variables |
Total/preterm birth |
Model 1 |
Model 2 |
ApoA-1 |
|
|
|
T1 |
1997/111 |
1.00 (reference) |
1.00 (reference) |
T2 |
2029/96 |
0.84 (0.64,1.12) |
0.86 (0.65,1.15) |
T3 |
1960/137 |
1.28 (0.99,1.66) |
1.25 (0.96,1.64) |
P for trend |
|
0.064 |
0.091 |
Per 1-g/L increase in ApoA-1 |
|
1.39 (0.86,2.24) |
1.31
(0.81,2.12) |
ApoB |
|
|
|
T1 |
2048/93 |
1.00 (reference) |
1.00 (reference) |
T2 |
1968/117 |
1.33 (1.01,1.76) |
1.26 (0.95,1.68) |
T3 |
1970/134 |
1.54 (1.17,2.02) |
1.41 (1.07,1.87) |
P for trend |
|
0.002 |
0.017 |
Per 1-g/L increase in ApoB |
|
2.71 (1.65,4.42) |
2.33
(1.40,3.86) |
ApoB/apoA-1 |
|
|
|
T1 |
1995/101 |
1.00 (reference) |
1.00 (reference) |
T2 |
1996/103 |
1.02 (0.77,1.35) |
1.06 (0.79,1.41) |
T3 |
1995/140 |
1.42 (1.09,1.85) |
1.35 (1.03,1.78) |
P for trend |
|
0.007 |
0.024 |
Per 1 increase in ApoB/ApoA-1 |
|
5.55 (2.04,14.99) |
4.10
(1.47,11.36) |