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Table 3 Results of comparing the mean of clinical variables before and after the intervention

From: The effect of using virtual reality technology on anxiety and vital signs before surgery in patients undergoing open heart surgery

Variable

Virtual reality

Ordinary video

p value

Before

After

Before

After

Mean ± SD

Mean ± SD

Mean ± SD

Mean ± SD

Heart rate

69.33 ± 5.89

66.30 ± 5.05

72.90 ± 5.95

68.90 ± 5.16

0.001

Systolic blood pressure

124 ± 11.01

122 ± 9.28

131 ± 10.73

128 ± 9.70

0.001

Diastolic blood pressure

93.83 ± 9.59

87.86 ± 7.04

97.86 ± 9.91

93.13 ± 7.44

0.001 

Respiratory rate

16 ± 0.98

15.40 ± 0.81

15.20 ± 1.29

14.60 ± 1.16

0.001