Additional file 1 Multivariate analysis of risk factors for suicidal ideation, depression, and anxiety among perinatal women in
Taiwan
Variable
N=3890
Suicidal ideation
Depression
Anxiety
aAdjuste d OR 95% CI Adjusted OR 95% CI Adjusted OR 95% CI
Secondhand
smoke exposure
status
Low exposure
(ref.)
High exposure
2.50** 1.30 ~ 4.82 1.55*** 1.20 ~ 2.01 0.882 0.248 ~ 3.138Period
1st trimester
(ref.)
2nd trimester
1.09 0.41 ~ 2.93 0.89 0.67 ~ 1.18 0.295 0.07 ~ 1.2523rd trimester
1.25 0.48 ~ 3.24 1.02 0.77 ~ 1.34 0.793 0.262 ~ 2.395postpartum
3.38 0.74 ~ 15.43 1.34 0.68 ~ 2.64 11.282*** 2.945 ~ 43.224Age (years)
≤25
2.91* 1.21 ~ 6.97 1.11 0.71 ~ 1.73 1.302 0.235 ~ 7.21726~35 (ref.)
≥36
0.80 0.34 ~ 1.89 0.94 0.73 ~ 1.22 0.859 0.284 ~ 2.595Marital status
Married
Other
2.03 0.69 ~ 6.15 1.71* 1.05 ~ 2.79 - --Monthly
income
(NT$)
b<30,000 (ref.)
30,000~100,00
0
1.22 0.42 ~ 3.49 0.54** 0.36 ~ 0.83 2.358 0.214 ~ 25.98>100,000
0.54 0.15 ~ 1.97 0.36*** 0.23 ~ 0.57 2.398 0.195 ~ 29.506Employment
status
No (ref.)
Yes
0.56 0.300 ~ 1.06 0.86 0.69 ~ 1.08 0.864 0.333 ~ 2.237Educational
level
<9 years (ref.)
9~12 years
0.81 0.16 ~ 4.01 0.61 0.28 ~ 1.36 0.172 0.028 ~ 1.065>12 years
0.42 0.09 ~ 2.08 0.65 0.30 ~ 1.42 0.079** 0.014 ~ 0.455Planned
pregnancy
Yes (ref.)
No
1.59 0.84 ~ 3.00 1.79*** 1.47 ~ 2.20 0.652 0.251 ~ 1.69Depression
history
No (ref.)
Yes
3.85** 1.54 ~ 10.89 2.12** 1.33 ~ 3.37 - --Sleep problems
No (ref.)
Yes
2.80** 1.48 ~ 5.300 2.54*** 2.08 ~ 3.10 0.991 0.411 ~ 2.388* p < 0.05; ** p < 0.01; *** p < 0.001. OR, odds ratio; CI, confidence interval; ref., reference.
a. For the anxiety model, because the marital status and history of depression cells were empty, these 2 variables were not included in the model.
b. The exchange rate on June 30, 2013 was US$1.00 = NT$30.19 (New Taiwan dollars).
