|
Calculated reference interval
(mg/L)
|
Calculated reference interval
(mg/L)
|
Suggested reference interval
(mg/L)
|
Trimester
|
Upper limit
(90% CI)
|
Lower limit
(90% CI)
|
|
First
|
21.48
(18.64-24.74)
|
0.46
(0.38-0.57)
|
<18
|
Second
|
20.46
(17.91-23.38)
|
0.73
(0.63-0.84)
|
|
Third
|
18.90
(16.45-21.73)
|
0.75
(0.67-0.83)
|
|