Skip to main content

Table 1 Comparisons of basic characteristics between the training group and validation group

From: A novel model to predict mental distress among medical graduate students in China

Characteristics

Training group (508)

Validation group (507)

P

Age (mean, years)

25.56 ± 3.09

25.32 ± 3.26

0.22

Year of study

0.04

 First-year

196

215

 

 Second-year

178

183

 

 Third-year

109

100

 

 Fourth-year

11

6

 

 In deferment period

14

3

 

Major

0.28

 Obstetrics and gynecology

29

20

 

 Surgery

96

118

 

 Internal Medicine

138

122

 

 Basic Medicine

35

32

 

 Others

210

215

 

University located at Beijing

0.68

 Yes

51

47

 

 No

457

460

 

Marital status

0.09

 Single

268

245

 

 In love

187

184

 

 Married without childbearing

20

35

 

 Married and completed childbearing

33

43

 

Monthly income (CNY)

1.00

 <1000

113

115

 

 1000 ~ 3000

305

303

 

 3000 ~ 5000

41

40

 

 >5000

49

49

 

Pursued degree

0.73

 Graduate

385

389

 

 Postgraduate

123

118

 

Double first-rate university

0.39

 Yes

378

389

 

 No

130

118

 

Type of student

0.40

 Research-oriented

280

266

 

 Professional oriented

228

241

 

Types of research

0.28

 Basic scientific research

194

169

 

 Clinical research

164

171

 

 Both

117

138

 

 Uncertain

33

29

 

Daily research time (Hours)

0.64

 1–5

215

233

 

 6–10

153

142

 

 11–15

126

116

 

 ≥ 16

14

16

 

Number of published academic papers

0.69

 0

338

349

 

 1–2

119

111

 

 3–4

29

31

 

 ≥ 5

22

16

 

First author paper, SCI index

0.27

 Yes

122

107

 

 No

386

400

 

Number of participating projects

0.07

 0

130

143

 

 1–3

357

355

 

 ≥ 4

21

9

 

Scientific learning style

0.34

 Guiding be others

313

327

 

 Self-study

195

180

 

Feelings of time stress (Range from 1 to 7, 1 is none, 2–3 mild, 4–5 moderate, 6–7 severe)

0.31

 1 (None)

16

18

 

 2–3 (Mild)

45

52

 

 4–5 (Moderate)

159

132

 

 6–7 (Severe)

288

305

 

The tutor is director of the department

0.59

 Yes

289

280

 

 No

219

227

 

Tutor is academician of the CAS and CAE

  

1.00

 Yes

3

3

 

 No

505

504

 

Tutor hold position in the national academic organizations

0.03

 Yes

61

40

 

 No

447

467

 

Tutor won a bid of NSFC within 5 years

0.44

 Yes

356

344

 

 No

152

163

 

 GAD-7 (mean)

8.75 ± 5.41

8.85 ± 5.39

0.77

 PHQ-9 (mean)

8.65 ± 6.17

8.90 ± 5.94

0.29

Severe mental distress

0.43

 Yes

76

85

 

 No

432

422

 
  1. Abbreviations: SCI Science Citation Index, CNY Chinese Yuan, CAS Chinese Academy of Sciences, CAE Chinese Academy of Engineering, NSFC National Natural Science Foundation of China, GAD-7 Generalized Anxiety Disorder Scale-7, PHQ-9 Patient Health Questionnaire-9
  2. Notes: Severe mental distress was defined as the sum of GAD-7 and PHQ-9 scores ≥30