请教为什么选入方程的变量“MB_absence” 的p值是0.052呢？

bolck 1 fordwrd

.000

.

variables in the equation

B

S.E.

Wald

df

Sig.

Exp(B)

95.0% C.I.for EXP(B)

Lower

Upper

age

-.095

.025

14.184

1

.000

.910

.866

.956

Constant

5.339

1.728

9.549

1

.002

208.299

age

-.096

.026

13.598

1

.000

.909

.864

.956

MB_absence

1.058

.545

3.763

1

.052

2.880

.989

8.389

Constant

4.615

1.817

6.447

1

.011

100.971

Model if Term Removed

Variable

Model Log Likelihood

Change in -2 Log Likelihood

df

Sig. of the Change

Step 1

age

-78.535

16.339

1

.000

Step 2

age

-76.157

15.904

1

.000

Step 2

MB_absence

-70.366

4.322

1

.038

Variables not in the Equation

Score

df

Sig.

Step 1

Variables

edu

.172

1

.678

MB_absence

3.976

1

.046

Overall Statistics

4.284

2

.117

Step 2

Variables

edu

.332

1

.565

Step 2

Overall Statistics

.332

1

.565