Skip to main content

Table 1 Demographic Characteristics and Disorder Characteristics of BD Patients

From: Clinical characteristic of prodromal symptoms between bipolar I and II disorder among Chinese patients: a retrospective study

Variables

Total (n = 120)

BD-I

(n = 92)

BD-II(n = 28)

t /χ2

P-value

Age (years, mean ± SD)

26.5 ± 10.0

27.4 ± 10.4

24.7 ± 8.4

1.26

0.21

Male sex (n, %)

78(65.0%)

61(66.3%)

17(60.7%)

0.29

0.59

Education (years, mean ± SD)

12.3 ± 3.3

12.4 ± 3.3

12.3 ± 3.3

0.15

0.89

Marital status (n, %)

 Unmarried

75(62.5%)

54(58.7%)

21(75.0%)

2.43

0.12

 Married/ Divorced/other

45(37.5%)

38(41.3%)

7(25.0%)

  

 Age at first episode (years, mean ± SD)

25.6 ± 10.2

26.3 ± 10.6

23.1 ± 8.7

1.47

0.14

 Age at first clinical visit (years, mean ± SD)

26.2 ± 10.2

26.8 ± 10.6

23.9 ± 8.4

1.59

0.17

 Lag between first episode and clinical visit (months, mean ± SD)

7.2 ± 12.6

6.8 ± 10.0

10.8 ± 16.7

0.20

0.65

 Disorder course (months, mean ± SD)

20.3 ± 15.7

19.4 ± 16.3

23.1 ± 13.7

2.90*

0.089

Remission (n, %)

 Partial remission

68(56.7%)

53(58.2%)

15(53.6%)

0.1907

0.66

 Full remission

52(43.3%)

39(42.4%)

13(46.4%)

  

vTotal scores of HAMD-17 (mean ± SD)

1.4 ± 1.9

1.3 ± 1.8

1.8 ± 2.2

0.90*

0.34

 Total scores of YMRS (mean ± SD)

0.7 ± 1.1

0.7 ± 1.2

0.4 ± 1.4

3.8472

0.05

  1. Abbreviations: BD, Bipolar Disorder; SD, Standard Deviation; HAMD-17, The Hamilton Depression Scale17; YMRS, Young Mania Rating Scale