Normalised records

Normalised records (silver)

Each raw row is parsed into consistently formatted fields. Every change from the raw value is recorded as a data-quality flag.

Normalised rows

99,495

usable in matching

Flagged rows

99,881

99.9% carry at least one flag

Junk quarantined

505

no usable last name

Average quality score

0.75

1.00 = no corrections needed

Quality flags

What normalisation had to do, and how often. Select a flag to filter the table.

Placeholder values cleared71,257
Placeholder tokens such as NULL, N/A, UNKNOWN or "-" treated as empty
Whitespace trimmed57,061
Leading or trailing whitespace removed from one or more fields
Address re-cased56,490
Street line re-cased and punctuation removed
Street suffix standardised55,824
Street suffix standardised to USPS abbreviation (Street to St, Avenue to Ave, and so on)
Phone reformatted50,244
Phone reduced to ten digits, punctuation and leading country code removed
Name re-cased39,996
Name letter-case rewritten to Title Case and stray characters removed
Date of birth reformatted32,400
Date of birth rewritten to ISO 8601 from a source format (MM/DD/YYYY, YYYYMMDD, Mon D, YYYY)
City re-cased17,850
City re-cased to Title Case
Gender normalised16,828
Gender mapped to F or M from a longer or variant value
Email lower-cased11,635
Email lower-cased
Name split from “Last, First”9,980
First-name field held "LAST, FIRST"; the two parts were split into their own fields
State name converted to code9,084
Full state name replaced by its two-letter USPS code
ZIP+4 trimmed8,263
ZIP+4 trimmed to the five-digit ZIP
Member ID reformatted7,723
Member ID re-hyphenated and upper-cased to the UHC-#####-## pattern
ZIP missing7,146
Street address present but no ZIP supplied
Unit split from street6,994
Apartment, suite or unit designator split from street line and re-appended in standard form
Two-digit birth year6,661
Date of birth carried a two-digit year; century inferred by pivot
State code upper-cased4,010
Two-letter state code upper-cased
Plan code upper-cased3,278
Plan code upper-cased
SSN last four extracted2,817
Last four digits of SSN extracted from a longer or punctuated value
Date of birth unreadable2,274
Date of birth did not match any known format or was out of range; cleared
Phone missing area code2,021
Phone had only seven digits (no area code); cleared
Middle initial moved out of first name1,125
A single middle initial was embedded in the first-name field and moved to middle name
Date of birth missing990
Date of birth absent or a null token; left empty
No usable name (quarantined)505
No usable last name; record quarantined as junk and excluded from matching

Normalised records

All sources, flag “ZIP+4 trimmed”, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagZIP+4 trimmedClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
TPA-50193	TPA	Margaret Chavez	1951-03-19	—	—	5663 Spring St, Minneapolis, MN, 55457	0.84	ZIP+4 trimmed Placeholder values cleared
ENR-131892	ENR	Amy I Parker	1963-04-23	UHC-88714-34	3394010900	9756 Lincoln Way, Los Angeles, CA, 90067	0.84	Phone reformatted ZIP+4 trimmed
CLM-421812	CLM	Nicole A Cooper	1974-12-25	UHC-91874-56	—	3515 Pine Dr, Eden Prairie, MN, 55302	0.84	ZIP+4 trimmed Placeholder values cleared
ENR-120506	ENR	Gregory Howard	1941-03-20	UHC-16734-85	8202439409	101 Main St, Tucson, AZ, 85777	0.84	Name re-cased ZIP+4 trimmed
CLM-407432	CLM	Patricia R Hayes	2000-07-03	UHC-59679-50	—	5615 Grand Ave, Jacksonville, FL, 32275	0.84	ZIP+4 trimmed Placeholder values cleared
ENR-118040	ENR	Charlotte Kelyl	1989-05-21	UHC-07800-37	9854999892	3950 Lincoln Way, Atlanta, GA, 30314	0.84	ZIP+4 trimmed Placeholder values cleared
ENR-141281	ENR	Soto I Janet	1941-09-11	UHC-72859-55	2116176229	5224 Apache Blvd, Gilbert, AZ, 85203	0.86	ZIP+4 trimmed
ENR-112002	ENR	Richard D Rojas	1961-06-18	UHC-57563-62	7754331828	1419 Ocean Ave, Columbus, OH, 43236	0.86	ZIP+4 trimmed
ENR-140843	ENR	Sandra Richerdson	2008-03-12	UHC-00981-78	9109637712	3793 Canyon Rd, Scottsdale, AZ, 85254	0.86	ZIP+4 trimmed
ENR-106121	ENR	Hannah A Wodo	1982-10-02	UHC-77455-70	—	8882 Harbor Blvd, Houston, TX, 77005	0.86	ZIP+4 trimmed
ENR-132365	ENR	Carolyn Z Price	1983-07-27	UHC-44884-39	4767298151	524 Broadway, Nashville, TN, 37252	0.86	ZIP+4 trimmed
TPA-56844	TPA	Logan Lawson	1992-11-11	—	2836807393	9216 Mesa Dr, Atlanta, GA, 30313	0.86	ZIP+4 trimmed
ENR-130038	ENR	Mei Scott	1958-03-16	UHC-55509-56	—	3062 Forest Ave, Fresno, CA, 93708	0.86	ZIP+4 trimmed

8,263 rows, page 166 of 166Previous Next