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Table 1 Deterministic matches

From: Evaluation of record linkage of mortality data between a health and demographic surveillance system and national civil registration system in South Africa

Rule number

Description

Matches in trimmed CR dataset

Matches in full CR dataset

Total matches

1

Match on National ID No

708

161

869

2

Match on Surname, Sex, Date of birth, Date of death

128

28

156

3

Match on Surname, Sex, Date of birth, Year of death, Month of death

88

30

118

4

Match on Surname, Sex, Year of birth, Month of birth, Date of death

34

6

40

5

Match on JW(Surname) > =0.85, Sex, Date of birth, Date of death

39

-

39

6

Match on JW(Surname) > =0.85, Sex, Date of birth, Year of death, Month of death

37

-

37

7

Match on JW(Surname) > =0.85, Sex, Year of birth, Month of birth, Date of death

6

-

6

8

Match on JW(Surname) > =0.85, Sex, Year of birth, Year of death, Agincourt HDSS village = CR place of birth

207

-

207

9

Match on JW(Surname) > =0.85, Sex, Year of birth, Year of death, Agincourt HDSS village = CR place of residence

67

-

67

10

Match on JW(Surname) > =0.85, Sex, Year of birth, Year of death, Agincourt HDSS village = CR place of death

23

-

23

11

Match on JW(Surname) > =0.85, Sex, Year of birth, Date of death, died at hospital

30

-

30

12

Match on JW(Surname) > =0.85, Sex, Date of birth, Year of death, died at hospital

27

-

27

Total

1,394

225

1,619