APPENDIX ASPECIFICATIONS
A–30 www.zoll.com 9650-0912-01 Rev. N
Arrhythmia performance is reported according to the article, Kerber RE, Becker LB,
Bourland JD, Cummins RO, Hallstrom AP, Michos MB, Nichol G, Ornato JP, Thies WH,
White RD, Zuckerman BD. “Automated External Defibrillators for Public Access
Defibrillation: Recommendations for Specifying and Reporting Arrhythmia Analysis
Algorithm Performance, Incorporating New Waveforms, and Enhancing Safety,” Circ J Am
Heart Assoc. 1997;95:1677-1682.
References
Young KD, Lewis RJ. “What is confidence? Part 2: Detailed definition and determination of
confidence intervals”. Ann Emerg Med. September 1997;30:311-318.
Beyer WH. Percentage Points, F-Distribution Table. CRC Standard Mathematical Tables.
28
th
ed. Boca Raton, Fla: CRC Press; 1981:573.
Table A-5. Clinical Performance Results (Pediatric Patients)
Rhythms
Sample
Size
(9 second
records)
Performance
Goals
Observed
Performance
90% One-sided
Lower
Confidence
Limit
Shockable
(49 patients)
Sensitivity
Coarse VF 42 >90% 100.0% 93.1%
Rapid VT 79 >75% 100.0% 96.3%
Nonshockable
(155 patients)
Specificity
NSR 208 >99% 100.0% 98.6%
AF, SB, SVT
a
,
heart block,
idioventricular, PVCs
a. 161 of the 348 abnormal rhythm records were SVT (72 patients). The SVT heart rates ranged
from 152 to 302 beats per minute.
348 >95% 99.4% 98.2%
Asystole 29 >95% 100% 90.2%
Intermediate
(16 patients)
Fine VF 0 Report only — —
Other VT 44 Report only 84.1% 72.2%
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