Skip to main content

Table 1 Demographic and clinical data in all groups

From: CYP2C19-rs4986893 confers risk to major depressive disorder and bipolar disorder in the Han Chinese population whereas ABCB1-rs1045642 acts as a protective factor

Characteristic

Control (N = 464)

MDD (N = 439)

BPD (N = 600)

χ2 or F

P value

Age (Mean ± SD)

30.7 ± 12.6

29.8 ± 14.9

30.5 ± 14.7

F = 0.431

0.650

Gender (N (%) female)

268 (57.8)

281 (64.0)

342 (57.0)

χ2 = 5.804

0.055

Number of hospitalizations (Mean ± SD)

----

1.5 ± 1.4

1.9 ± 1.8

----

----

Family history of mental illness (N (%))

----

72 (16.4)

122 (20.3)

----

----

Age at onset (Mean ± SD)

----

22.1 ± 13.6

23.1 ± 11.4

----

----

Education experience (N (%))

   

F = 5.630

0.466

 Primary school

33 (7.1)

35 (8.0)

44 (7.3)

  

 Junior school

134 (28.9)

124 (28.2)

146 (24.3)

  

 Senior school

130 (28.0)

135 (30.8)

177 (29.5)

  

 College/university

167 (36.0)

145 (33.0)

233 (38.8)

  

Marriage status (N (%))

   

χ2 = 0.964

0.617

 Married

148 (31.9)

131 (29.8)

175 (29.2)

  

 Single

316 (68.1)

308 (70.2)

425 (70.8)

  

Employment status (N (%))

   

χ2 = 3.512

0.173

 Employed

205 (44.2)

167 (38.0)

248 (41.3)

  

 Unemployed/Retired

259 (55.8)

272 (62.0)

352 (58.7)

  
  1. MDD Major depressive disorder, BPD Bipolar disorder