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

Third-party administrator, flag “City re-cased”, junk only, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagCity re-casedClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
TPA-57950	TPA	MitchellJunk	1971-03-02	—	—	9358 Jefferson Ave Apt 37, Denver, CO, 80204	0.48	Name re-cased Unit split from street Street suffix standardised Address re-cased+4 more
TPA-58561	TPA	QJunk	2001-03-04	UHC-59973-87	6435693627	4763 Church St Apt 38, Plano, TX, 75068	0.52	Phone reformatted Unit split from street City re-cased ZIP+4 trimmed+2 more
TPA-57553	TPA	Theresa RJunk	1994-05-11	—	—	9544 Elm St, Tempe, AZ, 85247	0.60	Name re-cased Date of birth reformatted Street suffix standardised Address re-cased+4 more
TPA-60179	TPA	Willie BJunk	1998-11-15	—	4772830887	9044 Mountain View Dr, Las Vegas, NV, 89163	0.60	Date of birth reformatted Phone reformatted Street suffix standardised Address re-cased+4 more
TPA-53864	TPA	JohnJunk	1998-09-14	—	—	8543 Pine Dr, Tampa, FL, 33642	0.62	Name re-cased Street suffix standardised Address re-cased City re-cased+3 more
TPA-55504	TPA	DonnaJunk	1975-08-12	—	8339335733	8277 Camelback Rd, Tempe, AZ, 85237	0.62	Date of birth reformatted Phone reformatted Street suffix standardised Address re-cased+3 more
TPA-53128	TPA	—Junk	1969-11-13	—	—	1139 Willow Ct # 661, Mesa, AZ, 85254	0.62	Unit split from street City re-cased State code upper-cased Email lower-cased+3 more
TPA-59424	TPA	—Junk	1965-06-27	—	8943771501	9031 Jefferson Ave, Austin, TX	0.64	Phone reformatted City re-cased ZIP missing Whitespace trimmed+2 more
TPA-56799	TPA	—Junk	1944-12-04	—	—	2619 Central Ave, San Diego, CA, 92110	0.64	Date of birth reformatted Street suffix standardised Address re-cased City re-cased+2 more
TPA-58996	TPA	—Junk	1971-03-18	—	—	455 Central Ave, Tampa, FL, 33633	0.64	Date of birth reformatted Street suffix standardised Address re-cased City re-cased+2 more
TPA-52810	TPA	JudithJunk	1940-07-01	—	—	7317 Sage Ct, Minneapolis, MN, 55427	0.64	Street suffix standardised Address re-cased City re-cased Whitespace trimmed+2 more
TPA-53974	TPA	Gloria UJunk	1978-12-18	—	—	9333 Hillcrest Rd, Minneapolis, MN, 55493	0.66	Middle initial moved out of first name Name re-cased City re-cased Placeholder values cleared+1 more
TPA-53622	TPA	—Junk	1951-06-04	UHC-52905-09	5164572256	5492 Highland Ave, Seattle, WA, 98198	0.68	Phone reformatted City re-cased ZIP+4 trimmed No usable name (quarantined)
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
TPA-50492	TPA	—Junk	2001-05-09	UHC-12085-61	—	5526 Central Ave, Los Angeles, CA, 90072	0.78	Date of birth reformatted City re-cased Whitespace trimmed Placeholder values cleared+1 more
TPA-56253	TPA	MasonJunk	1938-11-23	—	9512185992	3902 Apache Blvd, Miami, FL, 33146	0.80	Phone reformatted City re-cased Placeholder values cleared No usable name (quarantined)
TPA-62954	TPA	Arthur DJunk	1975-09-02	—	—	7230 Harbor Blvd, Nashville, TN, 37202	0.82	City re-cased Placeholder values cleared No usable name (quarantined)

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