String comparison techniques applied to first and surnames | |||||||
---|---|---|---|---|---|---|---|
Exact | JW ≥ 0.7 | JW ≥ 0.9 | DM | Soundex | JW ≥ 0.9 or DM or soundex | ||
Identifiers used | Routinely collected identifiers* | S1 | S2 | S3 | S4 | S5 | S6 |
Routinely collected identifiers + household member first name | S7 | S8 | S9 | S10 | S11 | S12 | |
Routinely collected identifiers + household member first name and surname | S13 | S14 | S15 | ||||
Deterministic linkage on National ID Number or telephone number followed by best of S1-S15** | S16 | ||||||
S16 + clerical review of 5%, 10%, 15%, and 20% of record pairs above and below the threshold value above which record pairs are automatically accepted as matches | S17-S20 |