Table 1

Sensitivity and specificity of identification of hospital admission by patient and their general practitioner (GP)

Identification ofPatientsGPsEither patients or GPs
CI, confidence intervals.
All admissions:Sensitivity29/41, 71% (95% CI 44% to 84%)35/41, 85% (95% CI 71% to 94%)39/41, 95% (95% CI 83% to 99%)
Specificity343/358, 96% (95% CI 92% to 98%)351/358, 98% (95% CI 96% to 99%)351/358, 98% (95% CI 96% to 99%)
All cardiac related admissions:Sensitivity21/30, 70% (95% CI 51% to 85%)24/30, 80% (95% CI 61% to 92%)28/30, 93% (95% CI 78% to 99%)
Specificity354/369, 96% (95% CI 93% to 98%)362/369, 96% (95% CI 96% to 99%)363/369, 98% (95% CI 96% to 99%).