Fig 1.
Match performance variables, operational definitions and abbreviations.
Table 1.
Serve performance of female players in four Grand Slams.
Table 2.
Return, net, break point, efficiency and physical performance of female players in four Grand Slams.
Fig 2.
Relationships between match variables and the relative quality (RQ) for female players in four Grand Slams.
Asterisks represent the likelihood for the magnitude of true correlation as follow: *possible, **likely, ***very likely, ****most likely. Asterisks located in the trivial zone denote for trivial correlation. Legends: Ace% = Aces of all serves%; SW/TW% = Service winners of all serves%; 1stIn% = First serve in%; 1stW% = First serve points won%; 1stDW% and 1stAdW% = First serve points won in deuce and advantage courts%; 1stDWide%, 1stDT% and1stDBody% = First serve points won in Wide, T and Body locations of the deuce court; 1stAdWide%, 1stAdT% and 1stAdBody% = First serve points won in Wide, T and Body locations of the advantage court; 2ndW% = second serve points won%; 2ndDW% and 2ndAdW% = Second serve points won in deuce and advantage courts%; 2ndDWide%, 2ndDT% and 2ndDBody% = second serve points won in Wide, T and Body locations of the deuce court; 2ndAdWide%, 2ndAdT% and 2nddBody% = second serve points won in Wide, T and Body locations of the advantage court; DF% = double faults of the second serves%; RW% = Total Return points won%; R1stW% and R2ndW% = Return first and second serves won%; Rwinner% and RUE% = Return winner and unforced error of total returns%; NetW% = Net points won%; NetW/TW% = New won of total points won%; Bpt/Regame = Break points per return game ratio; Bwon% = Break points won%; Bsaved% = Break points saved%; Winner/UE = Winner per unforced error ratio; DR = Dominance ratio; Dist. Total = Mean meters run per match; Dist/Set = Mean meters run per set; Dist/Pt = Mean meters run per point. Note: Abbreviations can be applied to the whole text.
Table 3.
Descriptive statistics of match performance and relative quality for Top-10 ranked female players and Serena Williams in four Grand Slams.
Fig 3.
Performance profiles of percentage of evaluation score (%ES) for: All female players, Top-10 players and Serena Williams in four Grand Slams.