CO WWSF

Overview

CO WWSF stands for Cutoff Went to Showdown When Saw Flop. It is a positional poker statistic commonly used in online tracking software (e.g., PokerTracker, Hold'em Manager). The stat indicates the percentage of times a player in the cutoff (CO) position reaches a showdown after having seen the flop. It is calculated as: (Number of times player went to showdown from CO after seeing flop) / (Number of times player saw flop from CO) × 100.

Usage and Interpretation

CO WWSF helps assess a player's post-flop tendencies specifically from the cutoff. A high CO WWSF (e.g., >45%) suggests the player is willing to see many flops and often takes hands to showdown, indicating a passive or calling-oriented style post-flop. Conversely, a low CO WWSF (e.g., <30%) implies the player frequently folds before showdown or wins without showdown, which may indicate aggression or bluffing tendencies.

This stat should be considered alongside other positional data such as CO VPIP (Voluntarily Put Money In Pot) and CO PFR (Preflop Raise). For instance, a player with high CO VPIP but low CO WWSF might be raising many hands but folding to continuation bets or turn aggression. A player with low CO VPIP but high CO WWSF likely only plays strong hands and sees them through to showdown.

Strategic Application

• Exploiting Opponents: Against a player with high CO WWSF, you can value-bet more aggressively on later streets, as they are less likely to fold. Against a low CO WWSF player, consider bluffing more often, especially on scary boards.
• Self-Analysis: If your own CO WWSF is too high, you may be calling too many raises or failing to fold marginal hands post-flop. Aiming for a balanced WWSF (around 40-50% for typical low-stakes games) can help maintain unpredictability.

Limitations

CO WWSF is a sample-sensitive stat; reliable interpretation requires a large hand sample (e.g., 500+ hands from cutoff). Also, it does not reveal the player's actions (e.g., whether they called or raised preflop) or the board texture. Always combine with other stats and bet-sizing reads for a complete picture.

Related Terms

• WWSF: The general stat for all positions.
• CO VPIP: Voluntarily Put Money In Pot from cutoff.
• CO PFR: Preflop Raise from cutoff.
• WTSD: Went to Showdown (another common HUD stat, but calculated differently; WTSD includes all hands that saw flop, while WWSF specifically filters for seeing flop).