|
October 1999 Volume 1 Number
3
The Finapres (Volume
Clamp) Recording Method in Psychophysiological Detection of Deception
Examinations: Experimental Comparison With the
Cardiograph Method
Table
2:
Confidence Intervals
for Finapres Group Minus Cardiograph Group Differences
|
|
Boundaries of 95% Confidence
Intervals for Differences in Mean Standardized Difference Scores |
|
Innocent |
Guilty |
|
Measure |
Lower |
Upper |
Lower |
Upper |
|
Skin Conductance Amplitude |
-0.15 |
0.81 |
-0.36 |
0.42 |
|
Respiration Excursion |
-0.06 |
0.80 |
-0.13 |
0.53 |
|
Finapres/Cardiograph†
Amplitude |
-0.43 |
0.53 |
-0.37 |
0.35 |
|
Finapres/Cardiograph†
Pulse Amplitude |
-0.33 |
0.81 |
-0.68 |
0.12 |
|
Heart Period Amplitude |
-0.43 |
0.51 |
-0.24 |
0.56 |
|
n |
40 |
40 |
†
These differences were obtained by subtracting measures of cardiograph
recordings (cardiograph group) from measures of Finapres recordings
(Finapres group).
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FORENSIC SCIENCE COMMUNICATIONS OCTOBER 1999 VOLUME
1 NUMBER 3 |
