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Table 3 Propensity Score Balance Summary

From: Determinants and the impact of the National Health Insurance on neonatal mortality in Ghana

A. Covariance Balance Summary

 

Raw

Matched

Number of Observations

2905

5088

Treated Observations

2544

2544

Control Observations

361

2544

Variable Name

Standardized Differences

Variance Ratio

 

Raw

Matched

Raw

Matched

Mother’s age

−.1296483

.0364344

.9287937

1.009999

Child is Twin

−.0208939

−.1156947

.8807093

.5463699

Birth Order

−.1119146

.0710256

.8888037

1.199043

Male

−.0085316

−.0559324

.9982579

1.006856

# ANC Visits

.206661

−.1835419

.943477

.5885621

C-Section

.0540464

−.0597158

1.135394

.8804142

Birth Interval

−.0408154

.1321761

1.135338

.7049418

Facility Delivery

.2746749

.0830562

.7614058

.9029657

Distance to Health Facility a Problem

−.1786455

.1215717

.8775627

1.140062

Employed

−.2450663

−.1205648

1.515683

1.196728

Primary

.0234105

−.0090512

1.036952

.9856519

Secondary

.2972229

−.180736

1.146584

1.003001

Higher

.0924015

−.0616649

1.527182

.7932333

Married

−.1246425

.2719016

1.13

.8624613

Living Together

.1411103

−.2760325

1.319529

.7002463

Div/Wid/Sep

−.1245533

.0329835

.6440925

1.149318

Poor

.0742811

−.0427384

1.126954

.939822

Middle

.2025143

−.1443748

1.456805

.8293347

Rich

.2487801

−.0267813

1.756897

.9556369

Richest

−.0371579

.0262596

.926871

1.056912

Urban

−.1870417

−.0771981

1.079494

1.024072

Western

.1767931

−.1432928

1.761079

.7223761

Central

.0278805

−.0476522

1.091104

.8685413

Volta

.3894944

.088634

8.038964

1.302943

Eastern

.1335153

−.0792723

1.561523

.8110256

Ashanti

.3823853

.0773616

9.837706

1.275423

Brong-Ahafo

.538495

−.0802844

21.94662

.8581629

Northern

−.5721632

.042118

.4612771

1.108165

Upper East

.3371211

.1979067

3.502459

1.801891

Upper West

−.3843526

−.0066071

.4819179

.9822969

B. Over Identification Test

Over identification test for covariance balance

H0: Covariates are Balanced

Chi2 (31) = 22.0718

Prob > chi 2 = 0.8807