Table 4. Sensitivity and specificity analysis of record linkage techniques.

Standard	Total	Deterministic record linkage		Probabilistic record linkage
		Pair	Non-pair	Pair	Non-pair
Pair	9,741	9,283	458	8,491	1,250
Non-pair	34,084	35	34,049	69	34,015
Total	43,825	9,318	34,507	8,560	35,265
Sensitivity (95%CI)		95.3	(94.8–95.7)	87.2	(86.5–87.8)
Specificity (95%CI)		99.9	(99.8–99.9)	99.8	(99.7–99.8)