RB Cumulative Season Advanced Stats

Obtain RB stats from NFL cumulative season stats for a specified time frame from either a saved database or nflreadr::load_pbp(). The stats are obtained using play-by-play data, NFL Next Gen Stats (NGS) and Pro Football Reference (PFR).

Usage

get_rb_combined_stats_season(pbp_db = NULL, pbp_db_tbl = NULL, seasons = NULL)

Format

A data frame with 57 variables that are described below.

player_id: Player gsis id (e.g., 00-0034796)
player_display_name: Player name (e.g., Lamar Jackson)
player_name: Player shortened name (e.g., L.Jackson)
pos: Player position (e.g., QB)
tm: Player team (e.g., BAL)
g: Number of games played
carries: Number of rush attempts including scrambles and kneel downs. Rushes after a lateral reception don't count as a carry from PBP data
rushing_yards: Yards gained when rushing including scrambles and kneel downs. Also includes yards gained after obtaining a lateral on a play that started with a rushing attempt from PBP data
rushing_tds: The number of rushing touchdowns (incl. scrambles). Also includes touchdowns after obtaining a lateral on a play that started with a rushing attempt from PBP data
rushing_fumbles: Number of rushes with a fumble from PBP data
rushing_fumbles_lost: Number of rushes with a lost fumble from PBP data
rushing_first_downs: Number of rushing first downs from PBP data
rushing_epa: Expected points added (EPA) on rush attempts including scrambles and kneel downs from PBP data
rushing_2pt_conversions: Two-point conversion rushes from PBP data
efficiency: Average efficiency (EFF) from NGS
percent_attempts_gte_eight_defenders: Average percent attempts with 8+ Defenders in the Box (8+D) from NGS
avg_time_to_los: Average time behind line of scrimmage (TLOS) from NGS
avg_rush_yards: Average rush yards per attempt
expected_rush_yards: Average expected rush yards from NGS
rush_yards_over_expected: Average rush yards over expected from NGS
rush_yards_over_expected_per_att: Average rush yards over expected per attempt from NGS
rush_pct_over_expected: Average rush percent over expected from NGS
ybc: Rushing yards before contact from PFR
ybc_att: Rushing yards before contact per rushing attempt from PFR
yac: Rushing yards after contact from PFR
yac_att: Rushing yards after contact per attempt from PFR
brk_tkl: Broken tackles on rushes from PFR
att_br: Rush attempts per broken tackle from PFR
fpts_std_4pt_td: Fantasy points for standard format with 4 point TD
ppg_std_4pt_td: Fantasy points per game for standard format with 4 point TD
fpts_half_ppr_4pt_td: Fantasy points for half PPR format with 4 point TD
ppg_half_ppr_4pt_td: Fantasy points per game for half PPR format with 4 point TD
fpts_ppr_4pt_td: Fantasy points for full PPR format with 4 point TD
ppg_ppr_4pt_td: Fantasy points per game for full PPR format with 4 point TD
fpts_std_6pt_td: Fantasy points for standard format with 6 point TD
ppg_std_6pt_td: Fantasy points per game for standard format with 6 point TD
fpts_half_ppr_6pt_td: Fantasy points for half PPR format with 6 point TD
ppg_half_ppr_6pt_td: Fantasy points per game for half PPR format with 6 point TD
fpts_ppr_6pt_td: Fantasy points for full PPR format with 6 point TD
ppg_ppr_6pt_td: Fantasy points per game for full PPR format with 6 point TD
tgt: Number of pass plays where the player was targeted as a receiver from PBP data
rec: Number of pass receptions. Lateral receptions don't count as a reception from PBP data
rec_yds: Yards gained after a pass reception. Includes yards gained after receiving a lateral on a play that started as a pass play from PBP data
rec_td: Number of reception touchdowns, including after receiving a lateral on a play that began as a pass play from PBP data
receiving_fumbles: Number of fumbles after a pass reception from PBP data
receiving_fumbles_lost: Number of fumbles lost after a pass reception from PBP data
receiving_air: Receiving air yards including incomplete passes from PBP data
yac_rec: Yards after the catch gained on plays in which player was receiver (this is an unofficial stat and may differ slightly between different sources) from PBP data
x1d_rec: Number of first downs gained on a reception from PBP data
receiving_epa: Expected points added on receptions from PBP data
pfr_id: Pro Football Reference player ID (e.g., JackLa00)

Arguments

pbp_db_tbl: Play-by-Play database table name (optional)
seasons: NFL season (required) to obtain play-by-play data. The season can be defined as a single season, season = 2024. For multiple seasons, use either season = c(2023,2024) or season = 2022:2024.
pbp_dp: Play-by-Play database path (optional)

Value

Dataframe with QB stats for user-defined season(s) obtained from NFL play-by-play data, Next Gen Stats (NGS) and Pro Football Reference (PFR)

Details

The function get_rb_combined_stats_season can be utilized to obtain player stats for a season, including advanced stats. This includes stats for passing, rushing, and receiving obtained by using the nflfastR function calculate_player_stats(). The player stats are utilized to calculate fantasy points based on common scoring formats (4/6 point TD, STD, Half PPR, Full PPR). The function acquires stats by using cumulative play-by-play data by either loading from a saved database or using nflreadr::load_pbp(). The data is obtained for a user-defined season. Play-by-play data is merged with NFL Next Gen Stats (NGS) utilizing the nflreadr function load_nextgen_stats to load player level weekly stats starting with the 2016 season. Play-by-play data is also merged with advanced stats from Pro Football Reference (PFR), beginning from 2018. Note that to use this function, seasons must be 2018 or later.

Author

Nolan MacDonald