Table 1 Descriptive table of studies included in the dataset. Summary of included variables provided in supplementary materials. * International Baccalaureate equivalent ** High school diploma equivalent

 Mean (SD)

31.8 (10.7)

33.7 (9.67)

33.2 (8.80)

31.1 (9.91)

23.9 (10.3)

32.1 (9.24)

30.4 (10.5)

 Median [min, max]

30.0 [14.0, 60.0]

33.0 [15.0, 60.0]

33.0 [15.0, 58.0]

30.0 [14.0, 58.0]

23.0 [2.00, 54.0]

31.0 [14.0, 57.0]

30.0 [2.00, 60.0]

 Female

339 (72.3%)

408 (67.9%)

200 (67.8%)

332 (69.2%)

384 (58.9%)

239 (66.2%)

1902 (66.6%)

 Male

130 (27.7%)

193 (32.1%)

95 (32.2%)

148 (30.8%)

268 (41.1%)

122 (33.8%)

956 (33.4%)

 Mean (SD)

49.6 (11.7)

38.8 (12.4)

34.9 (11.6)

50.7 (13.2)

39.7 (15.0)

39.8 (12.6)

42.5 (14.1)

 Median [min, max]

50.0 [18.0, 74.0]

38.0 [18.0, 74.0]

34.0 [18.8, 74.6]

51.0 [19.0, 84.0]

38.5 [18.0, 73.0]

39.0 [18.0, 69.0]

42.0 [18.0, 84.0]

 Employed

206 (43.9%)

357 (59.4%)

178 (60.3%)

237 (49.4%)

433 (66.4%)

230 (63.7%)

1641 (57.4%)

 Seeking employment

151 (32.2%)

123 (20.5%)

35 (11.9%)

102 (21.2%)

73 (11.2%)

48 (13.3%)

532 (18.6%)

 Not seeking employment

112 (23.9%)

121 (20.1%)

82 (27.8%)

141 (29.4%)

146 (22.4%)

83 (23.0%)

685 (24.0%)

 Degree or higher

95 (20.3%)

0 (0%)

102 (34.6%)

95 (19.8%)

230 (35.3%)

87 (24.1%)

609 (21.3%)

 A-level or diplomas*

123 (26.2%)

0 (0%)

88 (29.8%)

135 (28.1%)

220 (33.7%)

104 (28.8%)

670 (23.4%)

 GCSE**

131 (27.9%)

0 (0%)

62 (21.0%)

150 (31.2%)

145 (22.2%)

102 (28.3%)

590 (20.6%)

 None or other

120 (25.6%)

0 (0%)

43 (14.6%)

100 (20.8%)

57 (8.7%)

68 (18.8%)

388 (13.6%)

 Missing

0 (0%)

601 (100%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

601 (21.0%)

 White

459 (97.9%)

575 (95.7%)

281 (95.3%)

469 (97.7%)

579 (88.8%)

336 (93.1%)

2699 (94.4%)

 Non-White

10 (2.1%)

26 (4.3%)

14 (4.7%)

11 (2.3%)

73 (11.2%)

25 (6.9%)

159 (5.6%)

 Number of comorbid diagnoses

2.40 (1.09)

2.39 (0.92)

2.32 (0.99)

2.10 (0.97)

1.43 (1.18)

2.20 (1.17)

2.09 (1.12)

 Generalised anxiety disorder

312 (66.52%)

410 (68.22%)

186 (63.05%)

219 (45.63%)

299 (45.86%)

238 (65.93%)

1664 (58.2%)

 OCD

79 (16.84%)

114 (18.97%)

62 (21.02%)

62 (12.92%)

52 (7.98%)

50 (13.85%)

419 (14.7%)

 Panic disorder

67 (14.29%)

51 (8.49%)

16 (5.42%)

45 (9.38%)

42 (6.44%)

14 (3.88%)

235 (8.2%)

 Agoraphobia

61 (13.01%)

75 (12.48%)

28 (9.49%)

81 (16.88%)

42 (6.44%)

35 (9.70%)

322 (11.3%)

 Social phobia

64 (13.65%)

64 (10.65%)

44 (14.92%)

58 (12.08%)

68 (10.43%)

52 (14.40%)

350 (12.2%)

 Specific phobias

91 (19.40%)

127 (21.13%)

46 (15.59%)

62 (12.92%)

98 (15.03%)

61 (16.90%)

485 (17%)

 Chronic fatigue syndrome

343 (73.13%)

476 (79.20%)

220 (74.58%)

311 (64.79%)

288 (44.17%)

257 (71.19%)

1895 (66.3%)