|
Test
|
2x2 table
|
Sensitivity
|
Specificity
|
PPV
|
NPV
|
+LR (95% CI)
|
-LR (95% CI)
|
|---|
| |
TP
|
FP
| | | | | | |
|---|
| |
FN
|
TN
| | | | | | |
|---|
|
PIT [23]
|
20
|
9
|
71.4
|
57.1
|
69.0
|
60.0
|
1.67
|
0.50
|
|
8
|
12
|
(0.97-2.88)
|
(0.97-2.88)
|
|
PLE [24]
|
32
|
8
|
84.2
|
90.5
|
80.0
|
92.7
|
8.84
|
0.18
|
|
6
|
76
|
(4.51-17.34)
|
(0.08-0.37)
|
|
AMP [23]
|
5
|
1
|
17.9
|
95.2
|
83.3
|
46.5
|
3.75
|
0.86
|
|
23
|
20
|
(0.47-29.75)
|
(0.71-1.05)
|
|
ICS [24]
|
10
|
12
|
26.3
|
85.7
|
45.5
|
72.0
|
1.84
|
0.86
|
|
28
|
72
|
(0.87-3.89)
|
(0.87-1.06)
|
|
PCS [24]
|
14
|
23
|
36.8
|
72.6
|
37.8
|
71.8
|
1.35
|
0.87
|
|
24
|
61
|
(0.78-2.32)
|
(0.66-1.15)
|
|
AS [24]
|
7
|
10
|
18.4
|
88.1
|
41.2
|
70.5
|
1.55
|
0.93
|
|
31
|
74
|
(0.64-3.76)
|
(0.78-1.1)
|
|
PST [23]
|
16
|
11
|
50.0
|
47.6
|
59.3
|
36.5
|
0.96
|
1.05
|
|
16
|
10
|
(0.56-1.63)
|
(0.60-1.85)
|
- T: True, F: False, P: Positive, N: Negative; PPV = Positive Predictive Value; NPV = Negative Predictive Value; +LR = Positive Likelihood Ratio; −LR = Negative Likelihood Ratio; PIT = Prone Instability Test; PLE = Passive Lumbar Extension Test; AMP = Aberrant Movements Sign; ICS: Instability Catch Sign; PCS: Painful Catch Sign; AS: Apprehension Sign; PST = Posterior Shear Test.
