Logistic Regression
Case Processing Summary
Unweighted Cases
a
N Percent
Selected Cases Included in Analysis
128 100.0
Missing Cases .0
Total 128
100.0 Unselected Cases
.0 Total
128 100.0
a. If weight is in effect, see classification table for the total number of cases.
Dependent Variable Encoding
Original Value Internal Value
Tidak lengkap Lengkap
1
Block 0: Beginning Block
Classification Table
a,b
Observed Predicted
Kelengkapan Pemeriksaan Kehamilan Tidak lengkap
Lengkap Step 0
Kelengkapan Pemeriksaan Kehamilan
Tidak lengkap 24
Lengkap 104
a. Constant is included in the model. b. The cut value is .500
Classification Table
a,b
Observed Predicted
Percentage Correct Step 0
Kelengkapan Pemeriksaan Kehamilan
Tidak lengkap .0
Lengkap 100.0
Overall Percentage 81.3
a. Constant is included in the model. b. The cut value is .500
Variables in the Equation
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B S.E.
Wald df
Sig. ExpB
Step 0 Constant
1.466 .226
41.928 1
.000 4.333
Variables not in the Equation
Score df
Sig. Step 0
Variables Prt1
1.701 1
.192 PTOTK
4.220 1
.040 DKTOTK
2.104 1
.147 KTOTK
2.658 1
.103 Overall Statistics
9.422 4
.051
Block 1: Method = Backward Stepwise Likelihood Ratio
Omnibus Tests of Model Coefficients
Chi-square df
Sig. Step 1
Step 9.080
4 .059
Block 9.080
4 .059
Model 9.080
4 .059
Step 2
a
Step -1.753
1 .185
Block 7.327
3 .062
Model 7.327
3 .062
Step 3
a
Step -1.840
1 .175
Block 5.487
2 .064
Model 5.487
2 .064
Step 4
a
Step -1.869
1 .172
Block 3.619
1 .057
Model 3.619
1 .057
a. A negative Chi-squares value indicates that the Chi-squares value has decreased from the previous step.
Model Summary
Step -2 Log likelihood
Cox Snell R Square
Nagelkerke R Square
1 114.460
a
.068 .111
2 116.213
a
.056 .090
3 118.052
a
.042 .068
4 119.921
b
.028 .045
a. Estimation terminated at iteration number 5 because parameter estimates changed by less than .001.
Universitas Sumatera Utara
Model Summary
Step -2 Log likelihood
Cox Snell R Square
Nagelkerke R Square
1 114.460
a
.068 .111
2 116.213
a
.056 .090
3 118.052
a
.042 .068
4 119.921
b
.028 .045
a. Estimation terminated at iteration number 5 because parameter estimates changed by less than .001.
b. Estimation terminated at iteration number 4 because parameter estimates changed by less than .001.
Hosmer and Lemeshow Test
Step Chi-square
df Sig.
1 1.671
5 .893
2 2.052
4 .726
3 .777
2 .678
4 .000
.
Classification Table
a
Observed Predicted
Kelengkapan Pemeriksaan Kehamilan Tidak lengkap
Lengkap Step 1
Kelengkapan Pemeriksaan Kehamilan
Tidak lengkap 2
22 Lengkap
1 103
Step 2 Kelengkapan Pemeriksaan
Kehamilan Tidak lengkap
24 Lengkap
104 Step 3
Kelengkapan Pemeriksaan Kehamilan
Tidak lengkap 24
Lengkap 104
Step 4 Kelengkapan Pemeriksaan
Kehamilan Tidak lengkap
24 Lengkap
104 a.
The cut value is .500
Classification Table
a
Observed Predicted
Percentage Correct Step 1
Kelengkapan Pemeriksaan Tidak lengkap
8.3
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Kehamilan Lengkap
99.0 Overall Percentage
82.0 Step 2
Kelengkapan Pemeriksaan Kehamilan
Tidak lengkap .0
Lengkap 100.0
Overall Percentage 81.3
Step 3 Kelengkapan Pemeriksaan
Kehamilan Tidak lengkap
.0 Lengkap
100.0 Overall Percentage
81.3 Step 4
Kelengkapan Pemeriksaan Kehamilan
Tidak lengkap .0
Lengkap 100.0
Overall Percentage 81.3
a. The cut value is .500
Variables in the Equation
B S.E.
Wald df
Sig. ExpB
Step 1
a
Prt1 -.756
.563 1.802
1 .179
.469 PTOTK
.901 .607
2.200 1
.138 2.462
DKTOTK .741
.547 1.835
1 .176
2.097 KTOTK
-.764 .565
1.829 1
.176 .466
Constant 1.103
2.278 .234
1 .628
3.013 Step 2
a
Prt1 -.728
.559 1.698
1 .193
.483 PTOTK
.878 .596
2.171 1
.141 2.407
KTOTK -.828
.560 2.186
1 .139
.437 Constant
2.523 2.002
1.589 1
.207 12.472
Step 3
a
PTOTK .987
.588 2.813
1 .094
2.682 KTOTK
-.726 .553
1.725 1
.189 .484
Constant .894
1.569 .325
1 .569
2.445 Step 4
a
PTOTK 1.142
.577 3.919
1 .048
3.133 Constant
-.631 1.064
.352 1
.553 .532
a. Variables entered on step 1: Prt1, PTOTK, DKTOTK, KTOTK.
Variables in the Equation
95 C.I.for EXPB Lower
Upper Step 1
a
Prt1 .156
1.416 PTOTK
.749 8.093
DKTOTK .718
6.122 KTOTK
.154 1.409
Step 2
a
Prt1 .161
1.444 PTOTK
.748 7.741
KTOTK .146
1.309
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Step 3
a
PTOTK .847
8.495 KTOTK
.164 1.429
Step 4
a
PTOTK 1.011
9.707 a. Variables entered on step 1: Prt1, PTOTK,