Epilepsy Research and Treatment / 2016 / Article / Tab 2

Research Article

Role of Short Term Video Encephalography with Induction by Verbal Suggestion in Diagnosis of Suspected Paroxysmal Nonepileptic Seizure-Like Symptoms

Table 2

Comparison of findings of our study with those of different other studies, in different settings, using different methods showing diagnostic yield of study in diagnosing epilepsy as well as PNES.

ReferenceNPretest diagnosisMean age
MethodMean recording time Epilepsy
%
PNES
%

Our study (2014)155PNES likely32
STVEEG + VS
47
16.670.3

Seneviratne et al. (2012) [17]175E: 77.7%
P: 22.3%
36
OVE + VS + HV + PS
23017.337.1

McGonigal et al. (2002) [16]143“attacks”34
STVEEG + VS + HV + PS40–504.935.7

Varela et al.
(2007) [7]
52PNESNsOVEM + VS + HV + PSNs067

Ghougassian et al. (2004) [3]131E: 55.7%
P: 6.9%
NC: 37.4
44.5
LTVEEG1–13 days43.524

Benbadis et al. (2004) [10]74PNESNs
>18
STVEEG + VS + HV + PS120063.5

Rowan et al. (1987) [18]166Ns40.5
Daytime
No VS
360–4804843

Angus-Leppan (2007) [19]1000Ns31
(1–101)
Routine EEG<204.5%1.5%

Bhatia et al. (1997) [12]50PNES22.7
STVEEG + saline injection300060%

PNES: paroxysmal nonepileptic seizure-like symptom.
STVEEG: short term video encephalography.
OVEM: outpatient video EEG monitoring.
E: epilepsy.
P: PNES.
LTVEEG: long term video encephalography.
VS: verbal suggestion.
HV: hyperventilation.
PS: photic stimulation.
ns: not specified.
NC: not confirmed.

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