Skip to main content

Table 1 Basic characteristics of the hypotensive group compared with the normotensive group (2010–2013)

From: Association of low blood pressure with suicidal ideation: a cross-sectional study of 10,708 adults with normal or low blood pressure in Korea

Characteristic Reference group a Low blood pressure b
n = 8139 (76.0%) n = 2569 (24.0%)
Sex
 Men 3143 (86.0%) 511 (14.0%)
 Women 4996 (70.8%) 2058 (29.2%)
Age (mean), years 43.5 ± 15.0 38.7 ± 12.9
Age group
 19~ 29 1531 (70.0%) 655 (30.0%)
 30~ 39 2165 (71.3%) 870 (28.7%)
 40~ 49 1754 (75.8%) 560 (24.2%)
 50~ 59 1375 (82.7%) 287 (17.3%)
 60~ 69 762 (85.9%) 125 (14.4%)
 ≥ 70 552 (88.5%) 72 (11.5%)
SBP, mmHg 108.8 ± 5.4 94.6 ± 4.0
DBP, mmHg 70.6 ± 5.6 63.2 ± 5.9
Mean Body Mass Index 22.9 ± 3.2 21.7 ± 2.8
Body Mass Index (kg/m2)
 < 18.5 508 (65.0%) 274 (35.0%)
 ≥ 18.5, < 25 5718 (74.3%) 1978 (25.7%)
 ≥ 25 1899 (86.0%) 310 (14.0%)
Hemoglobin, g/dl 13.8 ± 1.6 13.2 ± 1.4
Total cholesterol level, mg/ml 186.3 ± 34.9 177.8 ± 32.6
Household income
 Low 1958 (77.6%) 566 (22.4%)
 Low to intermediate 2005 (77.0%) 599 (23.0%)
 Intermediate to high 2020 (75.7%) 650 (24.3%)
 High 2075 (73.8%) 738 (26.2%)
Educational level
 Elementary school 1133 (86.4%) 178 (13.6%)
 Middle school 695 (83.7%) 135 (16.3%)
 High school 3215 (76.1%) 1010 (23.9%)
 College/University 3094 (71.3%) 1246 (28.7%)
Marital status
 Single 1892 (77.3%) 556 (22.7%)
 Married 5771 (76.2%) 1803 (23.8%)
 Rejection response 469 (69.5%) 206 (30.5%)
Current smoking status
 Yes 1743 (82.7%) 364 (17.3%)
 No 6395 (74.4%) 2204 (25.6%)
Alcohol intake
 1 drink</month 2812 (72.4%) 1072 (27.6%)
 1~ 4 drink /month 3026 (76.0%) 957 (24.0%)
 ≥ 2~ 3 drink /week 1473 (82.8%) 307 (17.2%)
Diabetes mellitus
 Yes 273 (84.5%) 50 (15.5%)
 No 7866 (75.7%) 2519 (24.3%)
Stroke
 Yes 7 (43.8%) 9 (56.3%)
 No 8102 (76.0%) 2560 (24.0%)
MI/Angina pectoris
 Yes 95 (84.1%) 18 (15.9%)
 No 8044 (75.9%) 2551 (24.1%)
Depression
 Yes 125 (74.4%) 43 (25.6%)
 No 8014 (76.0%) 2526 (24.0%)
  1. SBP Systolic Blood Pressure, DBP Diastolic Blood Pressure, MI Myocardial infarction
  2. aReference group, Normal blood pressure, 100 ≤ SBP < 120 mmHg & DBP < 80 mmHg
  3. bLow blood pressure, SBP < 100 mmHg