Table 1
Prediction model for setting zone. Variables related to the serve.
Excellent
*
(%)
Not acceptable (%)
OR Crude
OR Adjusted
P
Acceptable(%)
OR Crude
OR Adjusted
P
Serve type
Jump float serve
82.7
6.9
.40 (.31-.50)
.61 (.46-.81)
.001
10.4
.68 (.55-.85)
.74 (.57-.95)
.020
Tennis jump serve
†
71.7
15.2
13.2
Server player
Setter
76.4
12.3
.56 (.41-.77)
.63 (.45-.87)
.005
11.3
.87 (.61-1.2)
.94 (.66-1.35)
.750
Zone 4 attacker
74.3
12.1
.57 (.43-.74)
.61 (.46-.81)
.001
13.6
1.07 (.79-1.46)
1.15 (.84-1.57)
.392
Opposite
79.8
9.0
.39 (.29-.52)
.57 (.41-.78)
.000
11.2
.83 (.60-1.13)
1.01 (.72-1.42)
.949
Middle attacker
68.6
19.7
12.1
Serve depth
Short
73.9
14.2
.56 (.33-.93)
1.45 (.77-2.73)
.252
11.9
.72 (.41-1.26)
.89 (.46-1.76)
.745
Intermediate
79.3
9.3
.34 (.28-.42)
.56 (.43-.73)
.000
11.4
.64 (.51-.80)
.78 (.59-1.04)
.087
Long
†
63.6
22.0
14.4
reference category for the dependent variable
reference category for the independent variable