Tabla 4

Proporción de incidencia (PI), razón de incidencia acumulada (RIA), diferencia de riesgo (DR) y sus correspondientes intervalos de confianza del 95% (IC del 95%) de las descalificaciones durante el partido por nivel del torneo, superficie, número de sets y ronda

N.º de
descalificaciones durante
N.º de partidosPI (IC del 95%)RIA (IC del 95%)DR (IC del 95%)
Nivel de torneo
Grand Slam632,7230.18 (0.07–0.40)Ref.Ref.
Master926,9280.33 (0.15–0.63)1.82 (0.65–5.12)0.15 (-0.11–0.41)
250 o 50042126,0410.33 (0.24–0.45)1.82 (0.77–4.27)0.15 (-0.03–0.33)
Finales del Tour05320.00 (0.00–6.91)N.D.N.D.
Superficie
Tierra batida1764,9840.26 (0.15–0.42)Ref.Ref.
Hierba521,1740.24 (0.08–0.55)0.90 (0.33–2.45)-0.03 (-0.27–0.22)
Pista dura2882,5750.34 (0.23–0.49)1.30 (0.71–2.37)0.08 (-0.10–0.25)
Moqueta717,4910.40 (0.16–0.82)1.53 (0.63–3.69)0.14 (-0.18–0.46)
Ronda
Clasificación525,8960.19 (0.06–0.45)Ref.Ref.
Preliminar39133,1660.29 (0.21–0.40)1.52 (0.60–3.85)0.10 (-0.09–0.29)
Final1327,1620.48 (0.25–0.82)2.48 (0.88–6.95)0.29 (-0.02–0.60)
N.D. = No disponible; Ref. = Referencia

Taula 4

Proporció d’incidència (PI), raó d’incidència acumulada (RIA), diferència de risc (DR) i els seus corresponents intervals de confiança del 95% (IC del 95%) de les desqualificacions durant el partit per nivell del torneig, superfície, nombre de sets i ronda

Núm. de
desqualificacions durant
Núm.
de partits
PI
(IC del 95%)
RIA
(IC del 95%)
DR
(IC del 95%)
Nivell de torneig
Grand Slam632,7230.18 (0.07–0.40)Ref.Ref.
Màster926,9280.33 (0.15–0.63)1.82 (0.65–5.12)0.15 (-0.11–0.41)
250 o 50042126,0410.33 (0.24–0.45)1.82 (0.77–4.27)0.15 (-0.03–0.33)
Finals del Tour05320.00 (0.00–6.91)N.D.N.D.
Superfície
Terra batuda1764,9840.26 (0.15–0.42)Ref.Ref.
Herba521,1740.24 (0.08–0.55)0.90 (0.33–2.45)-0.03 (-0.27–0.22)
Pista dura2882,5750.34 (0.23–0.49)1.30 (0.71–2.37)0.08 (-0.10–0.25)
Moqueta717,4910.40 (0.16–0.82)1.53 (0.63–3.69)0.14 (-0.18–0.46)
Ronda
Classificació525,8960.19 (0.06–0.45)Ref.Ref.
Preliminar39133,1660.29 (0.21–0.40)1.52 (0.60–3.85)0.10 (-0.09–0.29)
Final1327,1620.48 (0.25–0.82)2.48 (0.88–6.95)0.29 (-0.02–0.60)
N.D. = No disponible; Ref. = Referència

Table 4

Incidence proportion (IP), cumulative incidence ratio (CIR), risk difference (RD) and their corresponding 95% confidence intervals (95% CI) of defaults during the match according to tournament level, surface, sets and round

no.
Default During
no.
Matches
IP
(95% CI)
CIR
(95% CI)
RD
(95% CI)
Tournament level
Grand Slam632,7230.18 (0.07–0.40)Ref.Ref.
Master926,9280.33 (0.15–0.63)1.82 (0.65–5.12)0.15 (-0.11–0.41)
250 o 50042126,0410.33 (0.24–0.45)1.82 (0.77–4.27)0.15 (-0.03–0.33)
Tour Finals05320.00 (0.00–6.91)N.A.N.A.
Surface
Clay1764,9840.26 (0.15–0.42)Ref.Ref.
Grass521,1740.24 (0.08–0.55)0.90 (0.33–2.45)-0.03 (-0.27–0.22)
Hard2882,5750.34 (0.23–0.49)1.30 (0.71–2.37)0.08 (-0.10–0.25)
Carpet717,4910.40 (0.16–0.82)1.53 (0.63–3.69)0.14 (-0.18–0.46)
Round
Qualifying525,8960.19 (0.06–0.45)Ref.Ref.
Preliminary39133,1660.29 (0.21–0.40)1.52 (0.60–3.85)0.10 (-0.09–0.29)
Final1327,1620.48 (0.25–0.82)2.48 (0.88–6.95)0.29 (-0.02–0.60)
NA = Not available; Ref = Reference