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

Enrollment, flag “Plan code upper-cased”, junk only, lowest dq score first

All ENR CLM TPA PRV

Junk onlyFlagPlan code upper-casedClear

Record	Source	Name	DOB	Member ID	Phone	Address	Quality score	Flags
ENR-118357	ENR	FatimaJunk	1985-07-28	UHC-18372-48	—	7311 Sage Ct Apt 9, Fresno, CA, 93791	0.22	Two-digit birth year Unit split from street Street suffix standardised Address re-cased+5 more
ENR-104631	ENR	ArjunJunk	1987-02-05	UHC-85265-58	—	3720 Indian School Rd # 596, Miami, FL, 33165	0.36	Date of birth reformatted Phone missing area code Unit split from street Street suffix standardised+4 more
ENR-128740	ENR	VincentJunk	1990-12-24	UHC-51856-42	9089137181	8425 Jefferson Ave, Nashville, TN, 37245	0.44	Name re-cased Two-digit birth year Phone reformatted Member ID reformatted+6 more
ENR-108462	ENR	DJunk	1950-03-04	UHC-22102-23	—	8121 Camelback Rd, Jacksonville, FL, 32223	0.46	Date of birth reformatted Street suffix standardised Address re-cased City re-cased+5 more
ENR-124585	ENR	Heather JJunk	1979-10-22	UHC-85304-14	3157239515	9293 Apache Blvd, Chandler, AZ, 85240	0.60	Date of birth reformatted Phone reformatted Member ID reformatted Street suffix standardised+4 more
ENR-138749	ENR	DayJunk	1938-07-11	UHC-20701-07	8129109749	6160 Church St, Denver, CO, 80250	0.62	Date of birth reformatted Phone reformatted State name converted to code Plan code upper-cased+3 more
ENR-138227	ENR	DianeJunk	1969-02-17	UHC-96344-93	9222430790	8022 Apache Blvd, San Antonio, TX, 78276	0.64	Date of birth reformatted Phone reformatted Street suffix standardised Address re-cased+2 more
ENR-117460	ENR	—Junk	1950-04-26	UHC-72427-35	4664492461	6655 Elm St, Atlanta, GA, 30393	0.64	Phone reformatted City re-cased Gender normalised Plan code upper-cased+2 more
ENR-132409	ENR	Justin HJunk	1988-03-01	UHC-82612-26	3783913676	2293 Union St, Denver, CO, 80284	0.64	Name re-cased Street suffix standardised Address re-cased Plan code upper-cased+2 more
ENR-130786	ENR	BJunk	1951-04-18	UHC-30141-52	9079492053	1592 Camelback Rd, Sacramento, CA, 95827	0.68	Phone reformatted Gender normalised Plan code upper-cased No usable name (quarantined)
ENR-121082	ENR	BrianJunk	1978-07-12	UHC-08980-11	2268288279	7222 Spring St, Columbus, OH, 43233	0.78	Name re-cased Phone reformatted City re-cased Plan code upper-cased+1 more
ENR-139141	ENR	Helen PJunk	2004-10-06	UHC-93664-40	9862529559	3435 Bayshore Dr, Fresno, CA, 93739	0.78	Date of birth reformatted Phone reformatted Plan code upper-cased Whitespace trimmed+1 more
ENR-108660	ENR	EJunk	1982-03-14	UHC-83692-92	7723040856	3165 Central Ave, Gilbert, AZ, 85245	0.80	Phone reformatted Plan code upper-cased Whitespace trimmed No usable name (quarantined)
ENR-119068	ENR	Andrea LJunk	1972-03-06	UHC-61596-19	6153997629	8013 Willow Ct, Minneapolis, MN, 55466	0.82	Plan code upper-cased Placeholder values cleared 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)

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