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Table 1 Patient Demographics

From: Comparison of warfarin therapy clinical outcomes following implementation of an automated mobile phone-based critical laboratory value text alert system

  Manual Alerts PHS Alerts P
Demographics    
  Patients, n 3497 3781  
  Duration (days) 501 488  
  Patient-years 2,883 3,367  
  Male (%) 1,885 (53) 1,996 (52.8) 0.83
  Age    
    Mean ± SD 59.6 ± 17.8 59.0 ± 18.0 0.12
    < 20 125 (3.6%) 156 (4.1%) 0.7
    20-29 99 (2.8%) 110 (2.9%)  
    30-39 203 (5.8%) 234 (6.2%)  
    40-49 456 (13.0%) 471 (12.5%)  
    50-59 687 (19.6%) 784 (20.7%)  
    60-69 784 (22.4%) 843 (22.3%)  
    71-80 759 (21.7%) 779 (20.6%)  
    >80 384 (11.0) 404 (10.7%)  
  Underlying Diseases Case (%) Case (%) 0.11
    Hypertension 920 (26) 1,047 (28)  
    Diabetes mellitus 556 (16) 571 (15)  
    Malignancy 248 (7) 279 (7)  
  Treatment Indications Case (%) Case (%) 0.74
    Atrial flutter/atrial fibrillation 950 (27) 1,102 (29)  
    Arterial embolism/deep venous thrombosis 626 (18) 667 (18)  
    Cerebral vascular disease 493 (14) 529 (14)  
    Coronary artery disease 429 (12) 502 (13)  
    Heart failure 425 (12) 455 (12)  
    Coagulation factor abnormality 236 (7) 255 (7)  
    Other cardiovascular diseases 202 (6) 248 (7)  
    Pulmonary embolism 39 (1) 52 (1)