Table 3 Association of low blood pressure with suicidal ideation in four different cut-off levels for low blood pressure

1.07 (0.91 to 1.26)

1.33 (1.14 to 1.56)^***

1.57 (1.28 to 1.93)^***

2.07 (1.43 to 2.98)^**

Covariates

Model I

Age, Sex, BMI, Total cholesterol level

1.01 (0.85 to 1.20)

1.26 (1.06 to 1.49)^**

1.44 (1.17 to 1.78)^***

1.87 (1.24 to 2.65)^**

Model II

Model I + Household income, Educational level, Marital status

1.10 (0.92 to 1.32)

1.34 (1.13 to 1.59)^***

1.50 (1.21 to 1.87)^***

1.81 (1.26 to 2.77)^**

Model III

Model II + Current smoking status, Alcohol intake

1.07 (0.89 to 1.29)

1.35 (1.13 to 1.62)^***

1.51 (1.19 to 1.90)^***

1.81 (1.17 to 2.77)^**

Model IV

Model III + Sex*Age

1.03 (0.85 to 1.24)

1.29 (1.08 to 1.55)^**

1.44 (1.14 to 1.82) ^**

1.71 (1.11 to 2.62) ^*

Model V

Model IV + DM, Stroke, MI/Angina pectoris, Depression

1.04 (0.86 to 1.26)

1.25 (1.04 to 1.50)^*

1.43 (1.13 to 1.81) ^**

1.74 (1.14 to 2.68) ^*