Table 3.
Association of low blood pressure with suicidal ideation in four different cut-off levels for low blood pressure
| Low blood pressure criteria | |||||
|---|---|---|---|---|---|
| SBP < 110 mmHg | SBP < 100 mmHg | SBP < 95 mmHg | SBP < 90 mmHg | ||
| Odds ratio (95% CI) | |||||
| Crude Model | 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) * |
Asterisks indicate statistical significance (*p < 0.05, **p < 0.01, *** p < 0.001)
Reference is normal blood pressure (100 ≤ SBP < 120 mmHg & DBP < 80 mmHg) group
SBP Systolic Blood Pressure, BMI Body Mass Index, DM Diabetes Mellitus, MI Myocardial infarction