Validation of EGSYS Score in Prediction of Cardiogenic Syncope

Table 1

Baseline characteristics of the studied patients.

Variable	Values
Systolic blood pressure (mmHg)
Maximum	123.87 ± 26.72
Minimum	74.87 ± 12.06
Pulse rate (per minute)	75.87 ± 18.75
O2 saturation (%)	95.57 ± 4.16
Hemoglobin (mg/dL)	12.63 ± 1.5
Tilt positive	11 (5.6)
ECG abnormality	71 (36.2)
T-changes (elevation, depression)	44 (22.6)
ST changes (>1 mm)	14 (7.2)
QT >440 milliseconds	21 (14.3)
Atrioventricular block	3 (1.6)
QRS >120 milliseconds	32 (25.4)
History of syncope
No	142 (73.6)
Yes	46 (23.8)
Occurrence of previous syncope
≤1 month	42 (91.3)
<1 month	4 (8.7)
<1 week	32 (69.6)
Position
Supine	19 (9.9)
Upright	116 (60.4)
Sitting	33 (17.2)
Activity during syncope
Effort	68 (35.8)
Resting	54 (28.4)

Values were presented as mean ± standard deviation or number and percentage.