Table 3

Quality of Life Scores Across AF and Study Specific Control Groupslegend legend

DomainsScaleAF Patients (n = 152)PTCA Patients (n = 69)Healthy Subjects (n = 47)
General Health and Well-BeingGlobal Life Satisfaction62 ± 2068 ± 1880 ± 12
Illness Intrusiveness35 ± 1539 ± 1728 ± 19
Functional Capacity (SAS)Functional Capacity (SAS)75 ± 2072 ± 2293 ± 11
Symptom BurdenSymptom Frequency (SCL)22 ± 1016 ± 10‡ §10 ± 6
Symptom Severity (SCL)19 ± 813 ± 9§8 ± 5
  • legend All values represent raw mean scores ± SD;

  • Higher scores represent better QoL;

  • p < 0.001, compared with AF patients;

  • p < 0.05, compared with AF patients;

  • § p < 0.01, compared with AF patients.

  • legend AF = atrial fibrillation; PTCA Patients

  • = patients 6 months after percutaneous transluminal coronary angioplasty, from St. Michael’s Hospital, Toronto, Canada; SAS = Specific Activity Scale; SCL = symptom checklist.