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Table 1 Baseline characteristics, phase difference, and gain in the patients and controls

From: Compromised dynamic cerebral autoregulation in patients with generalized anxiety disorder: a study using transfer function analysis

 

GAD

(n = 57)

Control

(n = 40)

t /χ2

p

Male, n (%)

18 (31.58%)

24 (60.00%)

6.773

0.009

Age (years)

45.05 ± 14.83

43.10 ± 11.51

0.698

0.487

HAMA

19.79 ± 5.93

3.60 ± 1.71

19.501

< 0.001

HAMD

13.96 ± 4.08

4.37 ± 1.33

16.534

< 0.001

Mean ABP, mmHg

89.12 ± 7.48

86.60 ± 9.73

1.443

0.152

Heart rate

76.07 ± 8.99

74.10 ± 8.20

1.101

0.274

End-title CO2, mmHg

35.23 ± 3.12

35.16 ± 2.56

0.613

0.542

Phase difference, degree

 Left hemisphere

43.43 ± 14.39

55.00 ± 8.86

−4.891

< 0.001

 Right hemisphere

43.30 ± 15.40

54.07 ± 9.36

− 4.273

< 0.001

Gain, %/%

 Left hemisphere

0.89 ± 0.31

0.85 ± 0.24

0.820

0.414

 Right hemisphere

0.86 ± 0.29

0.86 ± 0.22

−0.064

0.949

Smoking, n (%)

12 (21.1)

7 (17.5)

0.188

0.664

Drinking, n (%)

4 (7.0)

1 (2.5)

0.646

0.310

  1. GAD generalized anxiety disorder, ABP arterial blood pressure, HAMA Hamilton Rating Scale for Anxiety, HAMD Hamilton Depression Rating Scale