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fb8612a | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | # Clean dataset codebook — v1.0.0
Primary file: `data/nba_draft_pathways_clean.csv`
Unit of observation: one actual NBA draft selection.
Primary key: `(draft_year, pick)`.
| Field | Type | Definition |
| --- | --- | --- |
| `draft_year` | integer | NBA draft year, 2016–2026. |
| `pick` | integer | Overall selection number; forfeited slots are excluded. |
| `round` | integer | 1 for picks 1–30; 2 otherwise. |
| `player_name` | text | Drafted player name with table-footnote symbols removed. |
| `drafting_team_name` | text | Franchise that announced the selection; a later trade destination is not substituted. |
| `drafting_team_abbr` | text | Standard three-letter franchise abbreviation. |
| `prior_org_name` | text | Canonical full college, club, league, school, or academy name immediately before the draft. |
| `prior_org_short` | text | Common basketball label for the prior organization. |
| `prior_org_type` | category | `ncaa`, `international_club`, `g_league`, `high_school_or_prep`, or `alternative_academy`. |
| `prior_org_country` | text | Country of the prior organization. |
| `high_school_finish` | text | Finishing U.S. secondary/prep program; blank when there was no U.S. high-school pathway. |
| `hs_city` | text | Campus city for the finishing school. |
| `hs_state` | text | Two-letter U.S. state code or international label. |
| `hs_country` | text | United States or non-U.S. pathway label. |
| `school_type` | category | `public`, `local_private`, `elite_prep`, or `international`. |
| `school_type_method` | text | Curation/classification method. |
| `high_school_missing_reason` | category | `no_us_high_school_pathway` identifies a structural, not-applicable blank. |
| `ambiguity_flag` | text | Reserved for a contested classification. |
| `notes` | text | Supporting pathway details and caveats. |
| `quality_flags` | text | Semicolon-delimited unresolved issues; empty for all v1.0.0 rows. |
| `hs_source` | text | High-school attribution lineage. |
| `draft_source_url` | URL | Draft-order source. |
| `prior_source_url` | URL | Prior school/club source. |
| `bbref_player_url` | URL | Original Basketball-Reference player source when available. |
## Missingness
Blank finishing-school values accompanied by
`high_school_missing_reason=no_us_high_school_pathway` are structurally not applicable.
Optional notes, ambiguity flags, and legacy Basketball-Reference URLs may be blank.
The highly sparse income fields are deliberately excluded from the core table.
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