Category

B

S.E.

Wald

OR

OR (95% CI)

P

Gender

<0.001

Female

Male

0.506

0.061

69.355

1.658

1.472 - 1.868

Ethnic

0.033

Han

Mongolia

0.13

0.061

4.585

1.139

1.011 - 1.283

Other Minority

−0.164

0.133

1.524

0.848

0.654 - 1.101

Residence

<0.001

Urban

Rural

0.234

0.057

16.761

1.264

1.13 - 1.413

Faculty

0.002

Clinical Medicine

Public Administration and Information Management

−0.098

0.129

0.578

0.906

0.703 - 1.168

Pharmacy

−0.205

0.087

5.55

0.815

0.687 - 0.966

Traditional Chinese Medicine and Mongolian Medicine

−0.283

0.071

16.055

0.753

0.656 - 0.865

Other

−0.187

0.076

6.131

0.829

0.715 - 0.962

Monthly expenses (CNY)

<0.001

<300

300 - 600

0.013

0.156

0.007

1.014

0.747 - 1.376

600 - 1000

0.263

0.152

3.001

1.3

0.966 - 1.75

>1000

0.465

0.162

8.298

1.593

1.16 - 2.186

Year of study

0.095

1

2

−0.005

0.06

0.008

0.995

0.884 - 1.119

3

0.127

0.08

2.54

1.135

0.971 - 1.327

4

0.064

0.141

0.205

1.066

0.808 - 1.406

5

0.93

0.409

5.18

2.535

1.138 - 5.647