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Table 1 Baseline characteristics of newly diagnosed patients with mental health disorders, pre- and post-COVID-19

From: Longitudinal impact of the COVID-19 pandemic on the development of mental disorders in preadolescents and adolescents

 

Patients, No. (%)

 

Whole time series

Pre-pandemic

Post-pandemic

Eating disorders

  

Total

362 (100)

240 (100)

122 (100)

Sex

   

    Male

73 (20.2)

49 (20.4)

24 (19.7)

    Female

289 (79.8)

191 (79.6)

98 (80.3)

Age

   

    9–12 years

126 (34.8)

85 (35.4)

41 (33.6)

    13–18 years

236 (65.2)

155 (64.6)

81 (66.4)

ICD-10

   

    Anorexia nervosa (F50.0)

101 (27.9)

61 (25.4)

40 (32.8)

    Eating disorder, unspecified (F50.9)

222 (61.3)

149 (62.1)

73 (59.8)

    Other (F50.1, F50.2, F50.3, F50.4, F50.0, F50.8)

39 (10.8)

30 (12.5)

9 (7.4)

Schizophrenia

   

Total

1104 (100)

765 (100)

339 (100)

Sex

   

    Male

463 (41.9)

348 (45.5)

115 (33.9)

    Female

641 (58.1)

417 (54.5)

224 (66.1)

Age

   

    9–12 years

392 (35.5)

281 (36.7)

111 (32.7)

    13–18 years

712 (64.5)

484 (63.3)

228 (67.3)

Mood disorders

   

Total 

926 (100)

586 (100)

340 (100)

Sex

   

    Male

364 (39.3)

241 (41.1)

123 (36.2)

    Female

562 (60.7)

345 (58.9)

217 (63.8)

Age

   

    9–12 years

170 (18.4)

104 (17.8)

66 (19.4)

    13–18 years

756 (81.6)

482 (82.2)

274 (80.6)

ICD-10

   

    Manic episode (F30)

33 (3.6)

21 (3.6)

12 (3.5)

    Bipolar disorder (F31)

71 (7.7)

52 (8.9)

19 (5.6)

    Depressive episode (F32)

666 (70.9)

407 (69.5)

249 (73.2)

    Persistent mood disorders (F34)

149 (16.1)

97 (16.6)

52 (15.3)

    Other (F33, F38, F39)

17 (1.9)

9 (1.6)

8 (2.4)

Somatoform disorders

   

Total

1836 (100)

1347 (100)

489 (100)

Sex

   

    Male

722 (39.3)

515 (38.2)

207 (42.3)

    Female

1114 (60.7)

832 (61.8)

282 (57.7)

Age

   

    9–12 years

567 (30.9)

415 (30.8)

152 (31.1)

    13–18 years

1269 (69.1)

932 (69.2)

337 (68.9)

  1. ICD-10 International Classification of Diseases, Tenth Revision