Table 1 Sample characteristics for the total sample and separated by DRs versus WPs.

Age

4608

31.36(9.24)

3352

30.74(8.82)

1256

33.02(10.09)

Gender

4607

3352

1255

Male

1563(33.9)

1102(32.9)

461(36.7)

Female

2987(64.8)

2205(65.8)

782(62.3)

Other

37(0.8)

27(0.8)

10(0.8)

Prefer not to say

20(0.4)

18(0.5)

2(0.2)

Ethnicity

4606

3351

1255

White British

2457(53.3)

1749(52.2)

708(56.4)

White Other

1356(29.4)

938(28.0)

418(33.3)

Chinese/Chinese British

82(1.8)

68(2.0)

14(1.1)

Black/African/Caribbean/Black British

100(2.2)

76(2.3)

24(1.9)

Asian/Asian British

258(5.6)

216(6.4)

42(3.3)

Mixed Ethnicity

142(3.1)

113(3.4)

29(2.3)

 Prefer not to say

54(1.2)

46(1.4)

8(0.6)

Other

157(3.4)

145(4.3)

12(1.0)

UK Citizenship

4596

3343

1253

Yes

2975(64.7)

2114(63.2)

861(68.7)

No

1621(35.3)

1229(36.8)

392(31.3)

English first language

4597

3344

1253

Yes

3141(68.3)

2285(68.3)

856(68.3)

No

1456(31.7)

1059(31.7)

397(31.7)

Dependents

4594

3341

1253

Yes

1040(22.6)

643(19.2)

397(31.7)

No

3554(77.1)

2698(80.8)

856(68.3)

Completed a Postgraduate Taught (PGT) qualification

4590

3339

1251

Yes

3255(70.9)

2734(81.9)

521(41.6)

No

1335(29.1)

605(18.1)

730(58.4)

Location

3967

2783

1184

South East of England

588(14.8)

296(10.6)

292(24.7)

South West of England

181(4.6)

109(3.9)

72(6.1)

London

731(18.4)

346(12.4)

385(32.5)

East of England

218(5.5)

167(6.0)

51(4.3)

East Midlands

390(9.8)

345(12.4)

45(3.8)

West Midlands

474(12.0)

413(14.8)

61(5.2)

North East of England

124(3.1)

97(3.5)

27(2.3)

North West of England

234(5.9)

150(5.4)

84(7.1)

Yorkshire and the Humber

416(10.5)

377(13.5)

39(3.3)

Scotland

372(9.4)

295(10.6)

77(6.5)

Northern Ireland

138(3.5)

114(4.1)

24(2.0)

Wales

101(2.6)

74(2.7)

27(2.3)

Disability

4328

3120

1208

Yes

682(15.8)

506(16.2)

176(14.6)

No

3517(81.3)

2517(80.7)

1000(82.8)

Prefer not to say

129(3.0)

97(3.1)

32(2.6)

Blind or sight loss

19

9

10

Deaf or hearing loss

19

12

7

Mobility issues

59

41

18

Manual dexterity

22

16

6

Learning disability

129

107

22

Speech impairment

6

2

4

Cognitive disability

79

62

17

Other

176

113

63

Prefer not to say

11

9

2

Area of study (PhD studies or undergraduate studies for WPs)

4268

3089

1179

Arts

388(9.1)

255(8.3)

133(11.3)

Biological and medical sciences

701(16.4)

614(19.9)

87(7.4)

Business and finance

274(6.4)

135(4.4)

139(11.8)

Chemical sciences

104(2.4)

93(3.0)

11(0.9)

Earth sciences

145(3.4)

118(3.8)

27(2.3)

Engineering

293(6.9)

160(5.2)

133(11.3)

Humanities

566(13.3)

420(13.6)

146(12.4)

Law

99(2.3)

67(2.2)

32(2.7)

Maths and computing

226(5.3)

144(4.7)

82(7.0)

Physical sciences

175(4.1)

154(5.0)

21(1.8)

Social science and health

998(23.4)

768(24.9)

230(19.5)

Other

299(7.0)

161(5.2)

138(11.7)

Ever had a problem

4582

3331

1251

Yes—with a diagnosis

1456(31.8)

1059(31.8)

397(31.7)

Yes—without a diagnosis

1178(25.7)

919(27.6)

259(20.7)

No

1948(42.5)

1353(40.6)

595(47.6)

Currently have a problem

2633

1975

658

Yes—but symptoms have improved

1302(49.4)

964(48.8)

338(51.4)

Yes—symptoms unchanged

362(13.7)

286(14.5)

76(11.6)

Yes—but symptoms have worsened

325(12.3)

278(14.1)

47(7.1)

No current problem

644(24.5)

447(22.6)

197(29.9)

Age of onset

2430

19.11(8.53)

1826

19.17(8.29)

604

18.93(9.21)

Phase of onset

2367

1767

600

Before primary school

46(1.9)

28(1.6)

18(3.0)

After primary school, before secondary school

284(12.0)

201(11.4)

83(13.8)

After secondary school, before university (UG studies)

964(40.7)

713(40.4)

251(41.8)

During university (UG studies)

426(18.0)

315(17.8)

111(18.5)

After university (UG studies)

After university (UG studies), during PGT studies

102(4.3)

89(5.0)

13(2.2)

After university (UG/PGT), during PhD studies

295(12.5)

292(16.5)

N/A

After university (UG/PGT), during employment

230(9.7)

119(6.7)

111(18.5)

Other

20(0.8)

10(0.6)

10(1.7)

Mental health crisis

3744

3008

1210

Yes—not hospitalised

340(8.1)

225(7.5)

115(9.5)

Yes—hospitalised

134(3.2)

91(3.0)

43(3.6)

No

3744(88.8)

2692(89.5)

1052(86.9)

Mode of study

N/A

3114

N/A

Full time

N/A

2536(81.4)

N/A

Part time

N/A

578(18.6)

N/A

Funding

N/A

3114

N/A

Fully funded

N/A

2036(65.4)

N/A

Part funded

N/A

413(13.3)

N/A

Self-funded

N/A

665(21.4)

N/A

Year of study

N/A

3099

N/A

First year

N/A

834(26.9)

N/A

Second year

N/A

846(27.3)

N/A

Third year

N/A

756(24.4)

N/A

Fourth year

N/A

422(13.6)

N/A

Fifth year

N/A

144(4.6)

N/A

Continuation

N/A

97(3.1)

N/A

Teaching

N/A

1328

N/A

Other paid position

N/A

1030

N/A

Other voluntary position

N/A

318

N/A

No other work

N/A

982

N/A

PhD studies/Work

N/A

N/A

3056

32.96(15.37)

1207

34.98(11.90)

Teaching

N/A

N/A

1316

6.54(6.61)

N/A

N/A

Other work

N/A

N/A

1214

13.75(11.82)

N/A

N/A

Months spent on fieldwork

N/A

N/A

N/A

6.26(7.87)

N/A

N/A

Likelihood to complete a PhD in the future

N/A

N/A

N/A

N/A

75

3.41(1.88)

Occupation

N/A

N/A

1193

Manager

N/A

N/A

130(10.9)

Professional

N/A

N/A

581(48.7)

Technician and associate professionals

N/A

N/A

156(13.1)

Clerical support workers

N/A

N/A

119(10.0)

Service and sales workers

N/A

N/A

150(12.6)

Skilled agricultural, forestry, and fishery workers

N/A

N/A

7(0.6)

Craft and related trade workers

N/A

N/A

23(1.9)

Plant and machine operators, and assemblers

N/A

N/A

5(0.4)

Elementary occupations

N/A

N/A

15(1.3)

Armed forces occupations

N/A

N/A

7(0.6)