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Coverage

56,681 of 56,681 columns decided — 100.0% · 12,642 bound (22.3%) · 0 still unread

Bound: 12,642; 22.3%; a concept was found and asserted for the column.
Refused: 32,953; 58.1%; the column was read and no concept fits. A verdict, not a gap.
Insufficient: 11,086; 19.6%; read, but the evidence did not settle it.
Unanalysed: 0; 0.0%; nobody has read this column yet.

56,681 columns in the coverage ledger · read from /api/field-coverage on citytap-prod · source last observed Oct 12, 2026, 1:37 PM

Where the unread columns are

3,026 datasets, 56,681 catalogued fields, 0 of them still unread. Every band below is a share of that, worst first. Open one to see its datasets.

Motor Vehicle Collisions - Person

f55k-p6yu

← What we have understood · Dataset page

Fields catalogued

Understood

Checked, no match

Nobody has looked

Every field decided — Every field carries a verdict — which does not mean every field is understood.

Every field in this dataset

Covered and uncovered alike, in the order the publisher lists them. A field with no verdict is one nobody has looked at yet.

Field	Type	What we know	Meaning	How it was decided	Shared term
person_sex PERSON_SEX	Text	Understood	category.classification Publisher classification	value_profile top[3]={M×3253825; F×1621996; U×449519}	—
person_id PERSON_ID	Text	Checked, no match	—	value_domain_read top[8 of 20]={1×142787; 2×31734; 3×11543; 4×4672; 5×2005; 6×923; 7×448; 8×235}	—
vehicle_id VEHICLE_ID	Text	Checked, no match	—	dictionary_read Foreign Key	—
ejection EJECTION	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
bodily_injury BODILY_INJURY	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
ped_location PED_LOCATION	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
unique_id UNIQUE_ID	Number	Checked, no match	—	dictionary_read Unique record code generated by system. Primary Key for Person table.	—
person_injury PERSON_INJURY	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
crash_time CRASH_TIME	Text	Checked, no match	—	value_domain_read smallest=0:00 largest=9:59 top[8 of 20]={0:00×90744; 16:00×76245; 17:00×74079	—
position_in_vehicle POSITION_IN_VEHICLE	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
emotional_status EMOTIONAL_STATUS	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
contributing_factor_2 CONTRIBUTING_FACTOR_2	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
person_type PERSON_TYPE	Text	Understood	category.classification Publisher classification	dictionary_read Bicyclist, Motor Vehicle Occupant, Pedestrian,	—
collision_id COLLISION_ID	Number	Checked, no match	—	dictionary_read Foreign Key	—
complaint COMPLAINT	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
crash_date CRASH_DATE	Calendar date	Understood	time.period.month Month	value_profile Occurrence date of collision	—
safety_equipment SAFETY_EQUIPMENT	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
ped_action PED_ACTION	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
contributing_factor_1 CONTRIBUTING_FACTOR_1	Text	Checked, no match	—	dictionary_read Factors contributing to the collision for designated vehicle	—
person_age PERSON_AGE	Number	Checked, no match	—	value_domain_read smallest=-999 largest=9999 top[8 of 20]={0×548420; 30×122707; 29×121412	—
ped_role PED_ROLE	Text	Understood	category.classification Publisher classification	dictionary_read Bicyclist, Motor Vehicle Occupant, Pedestrian,	—