Factors contributing to a referee’s decision in matches often involve observing player conduct, rule enforcement, and adherence to game regulations. Referees must evaluate situations in real-time, making judgment calls based on their understanding of the sport’s rules. The context surrounding an incident, such as the intensity of the match and player behavior, can also influence decisions. Additionally, feedback from assistant referees or video replays (in sports with VAR) can aid in clearer evaluations. Ultimately, a referee's decision is aimed at maintaining fairness and ensuring the integrity of the match.