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 “Two-digit birth year”, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagTwo-digit birth yearClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
PRV-21211	PRV	Charlotte Dunn	1987-10-01	—	—	6874 Broadway, Denver, CO, 80250	0.84	Two-digit birth year Placeholder values cleared
TPA-51945	TPA	Daniel Carroll	2008-09-22	—	—	4534 Highland Ave, Charlotte, NC, 28286	0.84	Two-digit birth year Placeholder values cleared
CLM-420726	CLM	Cynthia Hill	2006-08-21	UHC-85055-61	2036047667	—	0.84	Two-digit birth year Placeholder values cleared
CLM-427112	CLM	Carolyn Long	1941-01-20	UHC-13762-37	—	2878 Market St, Austin, TX, 78742	0.86	Two-digit birth year
ENR-117582	ENR	Larry Sullivan	1989-03-17	UHC-99975-76	8607919185	6899 Market St, Jacksonville, FL, 32227	0.86	Two-digit birth year
CLM-424325	CLM	Maarcus Myers	1989-08-13	UHC-24628-03	4815776632	95 Lake View Rd, Tucson, AZ, 85700	0.86	Two-digit birth year
CLM-403101	CLM	Ruth Black	1962-11-09	UHC-63053-46	—	3100 Washington St, Plano, TX, 75023	0.86	Two-digit birth year
ENR-128420	ENR	Laura J Ellis	1991-10-28	UHC-84006-39	2612654691	145 River Rd, Gilbert, AZ, 85254	0.86	Two-digit birth year
ENR-105875	ENR	Wei Gardner	1971-04-01	UHC-94736-96	6495336650	7039 Apache Blvd, Columbus, OH, 43244	0.86	Two-digit birth year
CLM-413052	CLM	Deborah O Gordon	1941-05-26	UHC-25069-01	—	6829 Ridge Rd, Houston, TX, 77007	0.86	Two-digit birth year
ENR-126095	ENR	Adam T Dixon	1974-07-03	UHC-43173-48	3246179309	1990 Mesa Dr, Tempe, AZ, 85257	0.86	Two-digit birth year

6,661 rows, page 134 of 134Previous Next