Table 1 Number of records, shockable and non-shockable ECG segments in training and validation sets.

From: Diagnosis of sudden cardiac arrest using principal component analysis in automated external defibrillators

Database

Training set

Validation set

Total

Record

Shock

Non-shock

Total

Record

Shock

Non-shock

Total

Record

Shock

Non-shock

CUDB

25

292

1056

1348

10

54

330

384

35

346

1386

VFDB

15

642

2313

2955

7

147

1486

1633

22

789

3799

Total

40

934

3369

4303

17

201

1816

2017

57

1135

5185