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 “Whitespace trimmed”, junk only, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagWhitespace trimmedClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
TPA-59064	TPA	JJunk	1984-10-05	—	—	9633 Pine Dr, Los Angeles, CA, 90083	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
TPA-64143	TPA	TimothyJunk	2007-01-02	—	—	—	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
ENR-126959	ENR	Walter DJunk	1986-05-25	UHC-98616-19	5666170182	3166 Mountain View Dr, Las Vegas, NV, 89122	0.82	Phone reformatted Whitespace trimmed No usable name (quarantined)
ENR-118152	ENR	PJunk	1954-02-08	UHC-37521-41	2485613595	6364 Maple Ave, Seattle, WA, 98142	0.82	State code upper-cased Whitespace trimmed No usable name (quarantined)
ENR-128997	ENR	CarlosJunk	1969-02-05	UHC-22169-45	4072734178	2079 Valley View Dr, Phoenix, AZ, 85086	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
CLM-432749	CLM	—Junk	1944-03-23	—	—	7659 Hillcrest Rd, Minneapolis, MN, 55489	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
CLM-428842	CLM	PeterJunk	1939-10-02	UHC-67988-31	—	4179 River Rd, Charlotte, NC, 28202	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
CLM-408740	CLM	SJunk	1938-01-23	—	—	7797 Central Ave, Tempe, AZ, 85253	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
CLM-403989	CLM	—Junk	1940-06-06	—	—	—	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
CLM-420638	CLM	—Junk	1994-10-23	UHC-58138-74	—	—	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
ENR-100687	ENR	LJunk	1964-07-28	UHC-41317-07	6763212801	—	0.82	Phone reformatted Whitespace trimmed No usable name (quarantined)
ENR-127974	ENR	GloriaJunk	1959-09-01	UHC-12879-76	8025233117	840 Central Ave, Las Vegas, NV, 89162	0.82	City re-cased Whitespace trimmed No usable name (quarantined)
ENR-129916	ENR	Kayla AJunk	1961-09-07	UHC-36793-09	8902294080	5550 Bayshore Dr, Austin, TX, 78789	0.82	Plan code upper-cased Whitespace trimmed No usable name (quarantined)
TPA-58014	TPA	MariaJunk	1943-09-01	—	—	—	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
ENR-100969	ENR	—Junk	1948-12-10	UHC-23557-50	9636611272	5148 Broadway, Austin, TX, 78724	0.82	Date of birth reformatted Whitespace trimmed No usable name (quarantined)
CLM-418387	CLM	—Junk	1968-11-12	UHC-98220-61	—	6969 Canyon Rd, Jacksonville, FL, 32234	0.82	Whitespace trimmed Placeholder values cleared No usable name (quarantined)
ENR-136831	ENR	—Junk	1955-08-28	UHC-16742-76	—	2401 Jefferson Ave, Sacramento, CA, 95899	0.82	City re-cased Whitespace trimmed No usable name (quarantined)
PRV-21803	PRV	—Junk	1946-03-19	UHC-94319-73	9755294351	—	0.84	Whitespace trimmed No usable name (quarantined)

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