Table 1 Demographic data, clinical factors and physical activity types and duration of all study population. N. A = Not Available.

From: Preoperative Heart Rate Variability as Predictors of Vagus Nerve Stimulation Outcome in Patients with Drug-resistant Epilepsy

Variables

DRE patients (n = 63)

Healthy control subjects (n = 50)

P value

Demographic data & clinical factors

Male/female

42/21

34/16

1.000

Age (year)

18.3 ± 8.8

21.0 ± 7.8

0.090

BMI(kg/m2)

22.0 ± 4.4

21.7 ± 3.3

0.617

Epilepsy duration (year)

11.1 ± 7.2

N.A

N.A

Seizures per month

95.1 ± 167.2

N.A

N.A

Number of AEDs

2.6 ± 1.2

N.A

N.A

Dose of AEDs per day (mg)

1677 ± 1007

N.A

N.A

Daily activity

Sleeping overnight (hour)

8.4 ± 1.2

8.3 ± 1.1

0.209

Sitting quietly or lying quietly (hour)

3.5 ± 2.0

3.2 ± 1.0

0.899

Sitting busy (hour)

4.9 ± 1.8

5.1 ± 1.3

0.191

Light on-foot activities (hour)

5.1 ± 1.9

5.3 ± 1.3

0.209

Moderate on-foot activities (hour)

1.7 ± 1.0

2.1 ± 1.2

0.209

Strenuous activities (hour)

0.0 ± 0.0

0.0 ± 0.0

1.000

Very strenuous activities (hour)

0.0 ± 0.0

0.0 ± 0.0

1.000