Table 2.

Overall measures of agreement between registry and self-reported chronic diseases among participants of the BC generations project.

Chronic disease	N	Concordant cases	Self-report prevalence (%)	CDR prevalence (%)	Kappa	Sensitivity	Specificity	PPV
Asthma	28,319	2,055	12.1	11.1	0.58	0.65	0.95	0.60
COPD	28,380	196	1.6	2.0	0.38	0.35	0.99	0.44
Diabetes	28,535	1,309	6.3	7.1	0.66	0.64	0.98	0.73
Hypertension	28,536	5,043	21.1	24.6	0.71	0.72	0.96	0.84
Multiple Sclerosis	28,489	106	0.6	0.5	0.73	0.82	0.99	0.66
Myocardial Infarction	28,045	231	1.5	0.9	0.69	0.92	0.99	0.55
Osteoarthritis	26,543	1,761	17.4	12.5	0.35	0.53	0.88	0.38
Osteoporosis	28,163	1,078	5.9	7.8	0.53	0.49	0.98	0.65
Rheumatoid Arthritis	26,543	214	2.9	1.7	0.34	0.47	0.98	0.28
Stroke	28,473	71	0.9	0.4	0.36	0.58	0.99	0.27