Gima ECG90A - Page 68

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5.2.2 Verification results
No. Item
ECGs
number
Sensitivit
y %
Specific
ity %
Positive
predictive
value %
1
No abnormal
585
92.01
79.16
97.38
2
Sinus mode Bradycardia
191
96.68
99.73
98.64
3
Sinus mode Tachycardia
78
97.44
96.49
96.90
4
Left atrium Hypertrophy
51
51.09
99.89
81.82
5
Right atrium Hypertrophy
43
42.64
99.66
50.00
6
Dual atrium Hypertrophy
22
93.58
99.14
60.19
7
QRS low voltage
5
96.37
99.36
63.25
8
Cardiac electric axis normal
733
98.36
89.13
98.79
9
Left axis deviation
168
98.65
89.40
98.18
10
Right axis deviation
107
98.23
88.99
94.90
11 Completeness Right Bundle branch
block
28 97.00 89.50 95.45
12 Completeness Left Bundle branch
block
32 97.73 89.65 91.43
13 No Completeness Right Bundle
branch block
41 96.86 89.83 82.35
14 No Completeness Left Bundle
branch block
47 94.68 89.83 89.66
15
V1 shows RSR' type
13
90.32
91.14
65.12
16
Left anterior fascicular block
26
91.43
93.25
71.11
17
Left posterior fascicular block
18
89.29
97.37
52.63
18
Left ventricular hypertrophy
236
41.37
92.65
70.36
19
Right ventricular hypertrophy
108
39.75
93.47
65.39
20
I atrioventricular block
13
94.58
91.67
80.64
21
Early anteroseptal MI
10
83.33
99.94
90.91
22 Possible acute forepart anteroseptal
MI
27 16.67 98.73 91.89
23
Old anteroseptal MI
26
92.00
98.90
86.47
24
Early anterior MI
77
93.90
88.22
71.96
25
Possible acute anterior MI
10
80.00
99.72
44.44
26
Old anterior MI
13
24.00
99.66
50.00
27
Early extensive anterior MI
24
79.67
99.43
41.18
28 Possible acute extensive anterior
MI
16 81.82 99.66 75.00