Preparation of name and address data for record linkage using hidden Markov models

Table 10 Mean proportion of data items in each address which were assigned to the incorrect output field

	HMM/Method
	HMM1	HMM2	HMM3	AutoStan
Death Certificates	0.31 (0.25 – 0.37)	0.31 (0.24 – 0.38)	0.33 (0.23 – 0.42)	0.29 (0.26 – 0.32)
Inpatient Statistics Collection	0.23 (0.18 – 0.28)	0.23 (0.18 – 0.28)	0.21 (0.15 – 0.26)	0.19 (0.17 – 0.22)

Table cells contain the mean proportion of data items in each address which were assigned to the incorrect output field, or to no output field. Ninety-five per cent confidence limits for the proportions are given in brackets.

ISSN: 1472-6947