Table 4

Diagnostic performances of single-lead ECG without software-based algorithms reported by other studies

StudyMethodAssessed bySensitivity
% (95% CI)
Specificity
% (95% CI)
PPV
% (95% CI)
NPV
% (95% CI)
The SAFE study, Hobbs et al 14 Multicentre RCT.
Opportunistic screening in primary care or systematic screening for AF.
GPs85.4 (78.5 to 90.5)86.4 (84.4 to 88.1)38.4 (33.0 to 44.1)98.4 (97.5 to 99.0)
Practice nurses68.7 (60.4 to 75.9)82.7 (80.5 to 84.7)29.3 (24.5 to 34.6)96.2 (94.9 to 97.2)
Lowres et al 18 Community-based, cross-sectional study.
Opportunistic screening for AF in pharmacies.
Pharmacists77 (65 to 87)87 (85 to 89)NANA
  • AF, atrial fibrillation; GPs, general practitioners;NA, not available; NPV, negative predictive value;PPV, positive predictive value; RCT, randomised controlled trial; SAFE, Screening for Atrial Fibrillation in the Elderly .