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Table 2 Descriptive statistics

From: Socioeconomic inequalities of outpatient and inpatient service utilization in China: personal and regional perspectives

Characteristics

Sample

Outpatient

Inpatient

N (%)a

N (%)b

P

N (%)b

P

Wave

  

<  0.001

 

< 0.001

 1991

9976(13.7)

656(6.6)

 

158(1.6)

 

 1993

9139(12.5)

272(3.0)

 

78(0.9)

 

 1997

9304(12.7)

427(4.6)

 

61(0.7)

 

 2000

9226(12.6)

464(5.0)

 

43(0.5)

 

 2004

8023(11.0)

964(12.0)

 

78(1.0)

 

 2006

7908(10.8)

897(11.3)

 

74(0.9)

 

 2009

8396(11.5)

1011(12.0)

 

106(1.3)

 

 2011

11,138(15.2)

1602(14.4)

 

186(1.7)

 

Region group

  

< 0.001

 

< 0.001

 Urban

11,777(16.1)

1331(11.3)

 

195(1.7)

 

 Suburban

12,919(17.7)

1082(8.4)

 

142(1.1)

 

 Town

11,734(16.1)

941(8.0)

 

155(1.3)

 

 Rich village

18,225(24.9)

1376(7.6)

 

134(0.7)

 

 Poor village

18,455(25.2)

1563(8.5)

 

158(0.9)

 

Income group

  

0.002

 

0.111

 Quintile1

14,620(20.0)

1268(8.7)

 

176(1.2)

 

 Quintile2

14,622(20.0)

1210(8.3)

 

167(1.1)

 

 Quintile3

14,616(20.0)

1204(8.2)

 

163(1.1)

 

 Quintile4

14,629(20.0)

1237(8.5)

 

142(1.0)

 

 Quintile5

14,623(20.0)

1374(9.4)

 

136(0.9)

 

Age group

  

< 0.001

 

< 0.001

 0~

7015(9.6)

210(3.0)

 

27(0.4)

 

 16~

13,303(18.2)

510(3.8)

 

62(0.5)

 

 31~

20,597(28.2)

1229(6.1)

 

168(0.8)

 

 46~

19,374(26.5)

2108(10.9)

 

207(1.1)

 

 60~

12,821(17.5)

2236(17.4)

 

320(2.5)

 

Gender

  

< 0.001

 

0.741

 Male

35,212(48.2)

2704(7.7)

 

373(1.1)

 

 Female

37,898(51.8)

3589(9.5)

 

411(1.1)

 

Marriage status

  

< 0.001

 

< 0.001

 Never married

14,697(20.1)

477(3.3)

 

62(0.4)

 

 Married

53,401(73.0)

5037(9.4)

 

615(1.2)

 

 Others

5012(6.9)

779(15.5)

 

107(2.1)

 

Education level

  

< 0.001

 

< 0.001

 Below primary school

19,829(27.1)

2185(11.0)

 

280(1.4)

 

 Grad from primary

15,950(21.8)

1361(8.5)

 

162(1.0)

 

Junior middle school

21,723(29.7)

1489(6.9)

 

184(0.9)

 

 Senior middle school or above

15,608(21.4)

1258(8.1)

 

158(1.0)

 

Health insurance

  

< 0.001

 

< 0.001

 Yes

39,239(53.7)

2433(6.2)

 

248(0.6)

 

 No

33,871(46.3)

3860(11.4)

 

536(1.6)

 

BMI

  

< 0.001

 

< 0.001

 Underweight

10,385(14.2)

701(6.8)

 

78(0.8)

 

 Normal weight

51,797(70.85)

4243(8.2)

 

547(1.1)

 

 Overweight

9692(13.26)

1153(11.9)

 

142(1.5)

 

 Obese

1236(1.69)

196(15.9)

 

17(1.4)

 

Over all

73,110(100.0)

6293(8.6)

 

784(1.1)

 
  1. aSample distribution among each character
  2. bNumber and percentage of health care utilization