Table 4: Multivariate linear regression analysis to determine independent variables affecting birth week.

Model

Unstandardized Coefficients

Standardized Coefficients

t

p

95% Confidence Interval for B

B

Std. Error

Beta

Lower Bound

Upper Bound

1

(Constant)

36.78

0.813

 

45.2

0.0001

35.2

38.4

Hb

0.11

0.063

0.073

1.8

0.026

0.034

0.281

P/L oranı

-3.06

0.000

-0.085

-2.2

0.031

0.000

0.000

a.      DependentVariable: Birth week

P/L: Platelets to Lymphocyte Ratio