Table 3 Comparison of reduced personal accomplishment scores with different demographic characteristics

Gender

Male

12,217

24.07

6.96

10.994

 < 0.001

0.005

Female

10,766

23.13

6.02

Place of origin

Urban

13,721

23.97

6.71

9.808

0.101

0.004

Non-urban

9,262

23.12

6.28

Grade

Freshman

12,633

24.16

6.48

42.768

 < 0.001

0.011

Sophomore

5,789

22.62

6.38

Junior year

2,651

23.38

7.15

Senior year

794

22.67

6.44

Fifth year of college

30

20.87

7.88

Master

933

24.14

6.02

Doctor

153

24.42

6.23

Whether an only child

Only son

12,077

23.97

6.80

8.362

 < 0.001

0.003

Non-only child

10,906

23.25

6.23

Whether you hold a position in the university

Student leaders (class/ student/society, etc.)

7,850

24.49

6.55

10.974

 < 0.001

0.009

No job

13,922

23.15

6.50

Student leader in the past

1,211

23.64

6.60

Residential experience in middle and high school

Yes

13,469

23.38

6.41

-6.756

 < 0.001

0.002

No

9,514

23.98

6.73

The highest level of education received by his or her parents

Primary school and below

1,434

22.10

6.25

35.991

 < 0.001

0.008

Junior high school

8,012

23.28

6.29

High school or technical secondary school

7,048

23.75

6.53

Junior college

2,526

23.91

6.66

Undergraduate

3,476

24.45

6.90

Master degree and above

487

24.78

7.44

Monthly living expenses(Yuan)

 < 1,000

1,409

23.66

6.97

8.058

 < 0.001

0.001

1,000–1,500

9,755

23.40

6.42

1,500–2,000

8,121

23.67

6.47

2,500–3,000

2,655

24.17

6.56

 > 3,000

1,043

23.98

7.61

The pressure of study and life in the past two months

1-Extremely little stressed

2,177

23.66

6.97

8.058

 < 0.001

0.066

2-Very little stressed

4,217

23.41

6.42

3-Little stressed

8,363

23.67

6.47

4-Much stressed

6,122

24.17

6.56

5-Very much stressed

1,497

23.98

7.61

6-Extremely much stressed

607

23.66

6.97

The degree of interest in professional knowledge

Very interested

5,014

28.04

6.70

82.919

 < 0.001

0.171

Have interested

9,243

23.80

5.68

Generally

5,216

20.82

5.57

Less interest

3,019

21.57

5.71

No interest

491

17.86

8.43

Weekly exercise time (hours)

1

12,709

22.49

6.26

39.629

 < 0.001

0.049

2

6,430

24.28

6.20

3

2,152

25.71

6.64

4

1,692

27.03

7.63

Smoking

Smoking

979

23.41

7.37

0.0685

0.504

0.001

Quit smoking

557

23.50

6.94

Never smoked

21,447

23.64

6.50

Drinking

Drinking

5,569

22.74

6.50

72.647

 < 0.001

0.006

Quit drinking

986

23.27

6.93

Never drank

16,428

23.95

6.52

Overall satisfaction with study

Very satisfied

3,569

29.62

6.63

82.594

 < 0.001

0.0241

Satisfied

9,077

24.65

5.55

Generally

8,823

21.06

5.22

Dissatisfied

1,196

18.83

5.82

Very dissatisfied

318

16.76

9.83

Sleep quality in the past two months

Very bad

431

20.08

8.51

50.018

 < 0.001

0.080

Pretty bad

1,696

21.06

6.48

Generally

7,728

22.13

5.99

Good

8,924

24.08

5.95

Very good

4,204

26.83

7.11