Table 1 Descriptive statistics of study sample

 No

120

(7.8)

13,303

19.2

633

(37.7)

6727

4.6

 Yes

1411

(92.2)

10,877

12.2

1045

(62.3)

7678

6.4

Avg visit freq.of high-level facilities^c

2.07

(3.02)^a

1.58

(2.17)^a

 0

427

(27.9)

4163

4.0

632

(37.7)

2638

2.4

 1 ≤

1104

(72.1)

13,684

16.1

1046

(62.3)

10,148

7.7

 No

836

(54.6)

9545

15.9

1079

(64.3)

7301

6.3

 Yes

695

(45.4)

12,903

8.9

599

(35.7)

7352

4.7

 No

1099

(71.8)

8767

10.7

1474

(87.8)

7192

5.6

 Yes

432

(28.2)

16,932

17.8

204

(12.2)

8243

6.4

 Plain

1159

(75.7)

11,677

13.8

 Mountainous

372

(24.3)

9146

9.4

 Rural

63

(3.8)

2899

3.2

 Urban

1615

(96.2)

7492

5.8

 1

292

(19.1)

10,590

19.5

328

(19.5)

6396

10.4

 2

278

(18.2)

19,164

20.9

343

(20.4)

6289

7.0

 3

307

(20.1)

9227

13.0

340

(20.3)

5762

3.5

 4

327

(21.4)

9073

6.7

337

(20.1)

9704

5.0

 5

327

(21.4)

8275

5.5

330

(19.7)

8479

2.7

 Non-married

210

(13.7)

9923

15.2

381

(22.7)

6940

7.1

 Married

1321

(86.3)

11,248

12.3

1297

(77.3)

7431

5.3

 Illiterate

30

(2.0)

5605

20.0

57

(3.4)

2410

0.0

 ≦Primary school graduate

411

(26.8)

9446

16.8

469

(27.9)

6842

7.0

 ≦High school graduate

935

(61.1)

12,790

11.6

1034

(61.6)

7723

5.5

 College ≦

155

(10.1)

6058

7.7

118

(7.0)

8052

5.1

 Male

1259

(82.2)

11,462

12.2

883

(52.6)

7581

5.5

 Female

272

(17.8)

9248

15.1

795

(47.4)

7029

5.9

Number of chronic diseases in HH^c

1.22

(1.46)^b

0.99

(1.42)^a

 0

636

(41.5)

6519

8.2

866

(51.6)

5748

3.8

 1 ≤

895

(58.5)

14,233

16.0

812

(48.4)

8996

7.8

Number of acute disease in HH^c

2.65

(1.91)^b

2.01

(1.75)^a

 0

173

(11.3)

7497

11.0

351

(20.9)

5869

4.6

 ≤ 1

1358

(88.7)

11,478

13.0

1327

(79.1)

7703

6.0

Total average

1531

(100)

11,029

12.7

1678

(100)

7320

5.7

0.03

0.000