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Table 3 Descriptive statistics of accessibility scores

From: Optimizing the two-step floating catchment area method for measuring spatial accessibility to medical clinics in Montreal

 

Conventional 2SFCA method

Optimized 2SFCA method

Bandwidth

500 m

1 Km

2 Km

3 Km

500 m

1 Km

2 Km

3 Km

N

1002

2118

2886

3072

1002

2118

2886

3072

Mean

0.3857

0.1859

0.1391

0.1309

2.7904

1.3819

1.0315

0.9685

Std. Dev.

0.3313

0.1409

0.0744

0.0598

4.4716

2.0370

0.8484

0.6239

Min

0.1231

0.0356

0.0145

0.0141

0.1771

0.0597

0.0216

0.0575

Max

3.8610

2.4047

0.4408

0.5304

45.1294

27.7059

6.9133

4.4355

Percentiles

        

   5%

0.1352

0.0566

0.0388

0.0512

0.2488

0.1027

0.1652

0.2851

   25%

0.1912

0.0904

0.0892

0.0879

0.6571

0.3813

0.4454

0.4996

   50%

0.2866

0.1549

0.1266

0.1214

1.3038

0.8091

0.8174

0.8497

   75%

0.4570

0.2331

0.1797

0.1646

3.0537

1.6693

1.2974

1.2627

   95%

0.9921

0.4137

0.2860

0.2474

9.0165

4.0747

2.8478

2.1555

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BMC Health Services Research

ISSN: 1472-6963

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