Review Article

Real-World Effectiveness of Beta-Blockers versus Other Antihypertensives in Reducing All-Cause Mortality and Cardiovascular Events

Table 1

Patient baseline information and follow-up time per cohort.

Beta-blockers n = 44,404ACEi n = 132,545ARB n = 12,018CCB n = 91,731Diuretics n = 106,547

Demographic characteristics
 Age (years)
  Median (p25; p75)57 (49; 68)54.0 (47; 64)57.0 (49; 67)64.0 (57; 72)66.0 (56; 74)
  <55, n (%)18,363 (41.4%)67,719 (51.1%)5,039 (41.9%)17,480 (19.1%)22,160 (20.8%)
  ≥55, n (%)26,041 (58.6%)64,826 (48.9%)6,979 (58.1%)74,251 (80.9%)84,387 (79.2%)
 Sex
  Male, n (%)22,250 (50.1%)77,069 (58.1%)6,822 (56.8%)47,617 (51.9%)42,396 (39.8%)

Clinical characteristics
 Time since HTN diagnosis (years)
  Median (p25; p75)0.1 (0.0; 4.6)0.0 (0.0; 0.1)0.0 (0.0; 2.7)0.0 (0.0; 0.1)0.0 (0.0; 1.4)
 Systolic BP (mmHg)
  Median (q1; q3)163 (150; 180)160 (150; 172)160 (150; 176)165 (155; 180)167 (155; 180)
  ≥14035,772 (88.4%)118,820 (92.5%)10,277 (90.8%)83,312 (94.8%)95,082 (94.6%)
  Missing, n (%)3,932 (8.9%)4,071 (3.1%)701 (5.8%)3,809 (4.2%)6,074 (5.7%)
 Diastolic BP (mmHg)
  Median (p25; p75)96 (88; 104)96 (90; 102)95 (88; 101)94 (86; 100)94 (86; 100)
  ≥9029,546 (73.0%)98,048 (76.3%)8,278 (73.1%)60,044 (68.3%)70,566 (70.2%)
 Missing, n (%)
  BMI (kg/m2)3,946 (8.9%)4,076 (3.1%)694 (5.8%)3,809 (4.2%)6,080 (5.7%)
  Median (p25; p75)28.2 (25.1; 31.8)29.6 (26.3; 33.5)28.9 (25.8; 32.8)28.2 (25.1; 31.8)27.9 (24.9; 31.6)
  <25, n (%)3,975 (23.6%)11,576 (15.8%)1,072 (19.4%)10,325 (23.9%)11,659 (25.8%)
  25–29, n (%)6,727 (39.9%)26,739 (36.6%)2,118 (38.3%)17,118 (39.6%)17,987 (39.7%)
  ≥30, n (%)6,148 (36.5%)34,763 (47.6%)2,344 (42.4%)15,744 (36.5%)15,631 (34.5%)
  Missing, n (%)27,554 (62.1%)59,467 (44.9%)6,484 (54.0%)48,544 (52.9%)61,269 (57.5%)
 GFR
  Median (p25; p75)74.2 (62.5; 86.2)77.2 (61.1; 90.0)73.9 (60.0; 87.0)72.5 (60.0; 85.5)70.4 (60.0; 82.5)
  Missing, n (%)24,317 (54.8%)37,143 (28.0%)5,086 (42.3%)33,899 (37.0%)51,210 (48.1%)

Smoking status
 Current smoker,
  n (%)9,013 (20.3%)27,749 (20.9%)2,145 (17.8%)16,635 (18.1%)20,591 (19.3%)

Comorbidities and co-medications
 Disease of the circulatory system, n (%)
  Angina1,257 (2.8%)385 (0.3%)50 (0.4%)564 (0.6%)479 (0.4%)
  Arrhythmia1,245 (2.8%)787 (0.6%)110 (0.9%)701 (0.8%)862 (0.8%)
  Atrial fibrillation1,071 (2.4%)723 (0.5%)103 (0.9%)608 (0.7%)805 (0.8%)
  Chronic heart failure57 (0.1%)240 (0.2%)17 (0.1%)25 (0.0%)412 (0.4%)
  Myocardial infarction406 (0.9%)317 (0.2%)14 (0.1%)58 (0.1%)95 (0.1%)
  Peripheral vascular disease96 (0.2%)637 (0.5%)57 (0.5%)1,076 (1.2%)585 (0.5%)
  Stroke325 (0.7%)1,572 (1.2%)86 (0.7%)824 (0.9%)887 (0.8%)
  Hemorrhagic stroke55 (0.1%)231 (0.2%)13 (0.1%)181 (0.2%)102 (0.1%)
  Ischemic stroke96 (0.2%)533 (0.4%)33 (0.3%)244 (0.3%)253 (0.2%)

 Nutritional and metabolic diseases, n (%)
  Diabetes mellitus1,521 (3.4%)21,066 (15.9%)1,323 (11.0%)3,710 (4.0%)3,182 (3.0%)
  Dyslipidemia1,801 (4.1%)8,365 (6.3%)766 (6.4%)4,778 (5.2%)4,251 (4.0%)
 Diseases of the respiratory system, n (%)
  Asthma440 (1.0%)8,504 (6.4%)765 (6.4%)6,030 (6.6%)6,059 (5.7%)
 Diseases of the genitourinary system, n (%)
  Erectile dysfunction349 (0.8%)2,298 (1.7%)209 (1.7%)1,241 (1.4%)927 (0.9%)
  Renal impairment263 (0.6%)3,485 (2.6%)280 (2.3%)1,699 (1.9%)824 (0.8%)

 Co-medication at baseline, n (%)
  Anticoagulants806 (1.8%)1,634 (1.2%)194 (1.6%)1,255 (1.4%)479 (0.4%)
  Anti-anginals2,929 (6.6%)1,927 (1.5%)219 (1.8%)2,025 (2.2%)862 (0.8%)
  NSAID9,682 (21.8%)27,903 (21.1%)2,570 (21.4%)19,723 (21.5%)805 (0.8%)
  Platelet aggregation inhibitors7,183 (16.2%)15,583 (11.8%)1,506 (12.5%)11,020 (12.0%)412 (0.4%)
 Follow-up time (years)
  Median (q1; q3)0.4 (0.1; 1.9)0.8 (0.2; 2.9)1.1 (0.2; 3.4)0.6 (0.2; 2.5)0.3 (0.1; 1.7)
  Min; max0.0; 18.00.0; 17.90.0; 17.90.0; 17.90.0; 17.9

ACEi, angiotensin-converting enzyme inhibitors; ARB, angiotensin II receptor blockers; bpm, beats per minute; BMI, body mass index; CCB, calcium channel blockers; GFR, glomerular filtration rate; HTN, hypertension; p25, 25th percentile; p75, 75th percentile; NSAID, nonsteroidal anti-inflammatory drug.