Table 2 Comparison of medians of biochemical parameters in different groups.

From: Evaluating the predictive efficacy of first trimester biochemical markers (PAPP-A, fβ-hCG) in forecasting preterm delivery incidences

Parameter

Median

IQR

Median

IQR

p

 

 < 35 weeks

 >  = 35 weeks

 

 fbHCG

32.1050

12.84000

39.7450

32.10000

0.174182

 fbHCG MoM

1.0230

0.45100

1.1115

0.86700

0.692786

 PAPP-A

3.2600

2.53000

3.8750

3.21500

0.095418

 PAPP-A MoM

0.8285

0.47900

1.0240

0.68400

0.018235

 

 < 37 weeks

 >  = 37 weeks

 

 fbHCG

32.4250

19.33000

40.0450

32.16500

0.006876

 bhcg MoM

0.9470

0.57000

1.1200

0.87800

0.022779

 PAPP-A

2.7100

2.36000

3.9600

3.19000

0.000023

 PAPP-A MoM

0.7780

0.56600

1.0370

0.67600

0.000009

 

pPROM

no-pPROM

 

 fbHCG

31.7600

16.98500

39.9600

32.12000

0.001997

 bHCG MoM

0.9070

0.55200

1.1170

0.88000

0.016850

 PAPP-A

3.1700

2.58000

3.9200

3.20000

0.014168

 PAPP-A MoM

0.8225

0.60450

1.0280

0.68500

0.002487

Spontaneus preterm birth

 

 < 35 weeks

 >  = 35 weeks

 

 fbHCG

30.28000

11.00000

39.93500

32.14500

0.032157

 fbHCG MoM

1.02300

0.43300

1.11400

0.86800

0.353608

 PAPP-A

3.51000

2.27000

3.92000

3.20000

0.431336

 PAPP-A MoM

0.91150

0.66500

1.02800

0.67700

0.109673

 

 < 37 weeks

 >  = 37 weeks

 

 fbHCG

30.39500

16.19000

40.08500

32.06500

0.004309

 fbHCG MoM

0.97450

0.56700

1.11800

0.88000

0.037868

 PAPP-A

3.05500

2.83000

3.95000

3.19000

0.011908

 PAPP-A MoM

0.85300

0.65300

1.03700

0.67800

0.003966

  1. IQR—interquartile range.