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Table 1 Demographic characteristics of the enrolled Thai adults with hypertension

From: Prevalence and associated factors of uncontrolled hypertension among hypertensive patients: a nation-wide survey in Thailand

Variables n (%)
Gender
 Female 40,834 (62.2)
 Male 24,833 (37.8)
Age (years) (mean ± SD) 63.9 ± 11.7
 20–29 98 (0.1)
 30–39 1077 (1.6)
 40–49 6383 (9.7)
 50–59 16,276 (24.8)
 60–69 19,966 (30.4)
 70–79 15,511 (23.6)
 80–89 5832 (8.9)
 ≥ 90 456 (0.7)
Region, n (%)
 Northeast 14,864 (22.6)
 Northern 18,032 (27.5)
 Central 23,104 (35.2)
 Southern 9667 (14.7)
Hospital level
 First level 45,541 (69.4)
 Middle level 15,030 (22.9)
 Standard/Advance level 5096 (7.8)
Healthcare coverage
 Universal coverage scheme 48,747 (74.2)
 Government officer 13,181 (20.1)
 Social security scheme 2931 (4.5)
 Others 808 (1.2)
Occupations
 Unemployed/retired 22,438 (34.2)
 Agriculturist 3346 (5.1)
 Private business 22,649 (34.5)
 Officer 3820 (5.8)
 Others 13,414 (20.4)
Comorbidity
 Dyslipidemia 41,171 (62.7)
 Diabetes mellitus 8628 (13.1)
 Gout 5083 (7.7)
Smoking
 Never 50,733 (82.6)
 Ex-smoker 7624 (12.4)
 Current smoker 3035 (4.9)
Duration of hypertension (years) (mean ± SD) 6.5 ± 4.1
Blood pressure (mmHg)
 SBP (mean ± SD) 132.6 ± 15.2
 DBP (mean ± SD) 75.9 ± 10.6
Waist circumference (cm) 86.3 ± 10.8
BMI (kg/m2) (mean ± SD) 24.9 ± 4.7
 < 25 34,137 (54.1)
 25–29.99 20,797 (33)
 30–34.99 6386 (10.1)
 ≥ 35 1751 (2.8)
Biochemical measurements (mean ± SD)
 Serum uric acid (mg/dL) 6.1 ± 1.8
 TC (mg/dL) 193.7 ± 44.7
 TG (mg/dL) 150.9 ± 89.2
 HDL (mg/dL) 50.7 ± 15.6
 LDL (mg/dL) 115.1 ± 36.8
Estimated GFR (mL/min/1.73 m2) 71 ± 23.6
 ≥ 90 13,678 (23.7)
 60–89 25,263 (43.8)
 30–59 16,418 (28.4)
 15–29 1649 (2.9)
 < 15 731 (1.3)
Number of antihypertensive medications
 0 1110 (1.7)
 1 26,153 (39.8)
 2 27,175 (41.4)
 ≥ 3 11,229 (17.1)
  1. SD standard deviation, mmHg millimeter of mercury, SBP systolic blood pressure, DBP diastolic blood pressure, cm centimeter, FPG fasting plasma glucose, TC total cholesterol, TG triglyceride, HDL, high-density lipoprotein cholesterol, LDL low-density lipoprotein cholesterol, BMI body mass index, eGFR estimated glomerulus filtration rate