Table 1 Characteristics of the sample

BP and no psychiatric diagnosis

Psychiatric diagnosis after BP

Psychiatric diagnosis and no BP

BP diagnosis after psychiatric disorder

N^a

2370

122

506,354

400

Onset of BP mean (SD)

77.0 (13.4)

76.9 (12.4)

–

75.6 (12.5)

Birth year mean (SD)

1929 (15)

1927 (13)

1965 (27)

1931 (14)

Percentage women (%)

53.9

56.6

54.2

64.5

Onset psychiatric disorder mean (SD)

–

80.3 (12.0)

40.1 (23.7)

60.1 (18.9)

ABD and no psychiatric diagnosis

ABD before psychiatric diagnosis

Psychiatric diagnosis and no ABD

Psychiatric diagnosis before ABD

N^a

4650

236

506,028

694

Onset of BD mean (SD)

66.2 (22.7)

62.9 (27.6)

–

69.5 (16.9)

Birth year mean (SD)

1941 (24)

1940 (27)

1965 (27)

1938 (19)

Percentage women (%)

52.7

57.2

54.2

63.1

Onset psychiatric disorders mean (SD)

–

67.6 (25.3)

40.6 (25.8)

54.0 (20.9)