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 “Email lower-cased”, junk only, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagEmail lower-casedClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
ENR-142271	ENR	—Junk	1995-10-23	UHC-41395-61	—	8889 Ocean Ave, Sacramento, CA, 95893	0.68	Two-digit birth year Email lower-cased Placeholder values cleared No usable name (quarantined)
PRV-21016	PRV	CarlosJunk	1951-12-17	UHC-94148-09	3845930105	—	0.74	Name re-cased Date of birth reformatted Phone reformatted Member ID reformatted+3 more
ENR-132430	ENR	BJunk	1951-09-02	UHC-52134-96	5596133325	—	0.74	Date of birth reformatted Phone reformatted Member ID reformatted Email lower-cased+3 more
TPA-55534	TPA	KathleenJunk	2001-01-26	—	4949725027	7643 Highland Ave, Miami, FL, 33193	0.76	Name re-cased Phone reformatted City re-cased Email lower-cased+2 more
CLM-419256	CLM	—Junk	2001-06-20	UHC-49869-26	—	—	0.78	Date of birth reformatted Email lower-cased Whitespace trimmed Placeholder values cleared+1 more
CLM-413406	CLM	—Junk	1960-05-26	UHC-40615-31	2306384043	—	0.78	Date of birth reformatted Email lower-cased Whitespace trimmed Placeholder values cleared+1 more
CLM-405242	CLM	Hiroshi PJunk	1975-12-15	UHC-42657-99	5383151912	—	0.80	Phone reformatted Email lower-cased Whitespace trimmed No usable name (quarantined)
ENR-138820	ENR	DonnaJunk	1983-01-09	UHC-77847-88	9896315757	3296 Forest Ave, Mesa, AZ, 85224	0.80	Phone reformatted Email lower-cased Placeholder values cleared No usable name (quarantined)
ENR-119654	ENR	BenjamynJunk	1980-06-23	UHC-74433-78	9464555695	7408 Sage Ct, Gilbert, AZ, 85210	0.80	Phone reformatted Email lower-cased Whitespace trimmed No usable name (quarantined)
ENR-117383	ENR	—Junk	1943-04-24	UHC-63370-08	6836712964	4161 Apache Blvd, Columbus, OH, 43229	0.80	Date of birth reformatted State code upper-cased Email lower-cased No usable name (quarantined)
ENR-141564	ENR	—Junk	1943-11-23	UHC-29336-47	5773985494	227 Jefferson Ave, Austin, TX, 78716	0.80	Phone reformatted Member ID reformatted Email lower-cased No usable name (quarantined)
ENR-104026	ENR	George VJunk	1970-12-10	UHC-58119-10	5762692209	—	0.80	Phone reformatted Email lower-cased Whitespace trimmed No usable name (quarantined)
ENR-109013	ENR	—Junk	1998-04-14	UHC-77618-30	7448732430	1820 Market St, Mesa, AZ, 85244	0.80	City re-cased Email lower-cased Whitespace trimmed No usable name (quarantined)
ENR-102435	ENR	GabrielJunk	1981-07-24	UHC-35795-37	8286453056	6139 Highland Ave, Fresno, CA, 93780	0.82	Phone reformatted Email lower-cased No usable name (quarantined)
TPA-52746	TPA	—Junk	1953-11-17	—	—	—	0.82	Email lower-cased Placeholder values cleared No usable name (quarantined)

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