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Table 3 Descriptive statistics of cognitive load after the experiment

From: Quantitative influence and performance analysis of virtual reality laparoscopic surgical training system

 

Measure Dimension

Mean

SD

NASA-TLX

Mental Demand

5.00

1.67

Physical Demand

5.34

2.44

Temporal Demand

4.07

2.16

Performance

2.27

1.27

Effort

6.00

1.48

Frustration

3.05

1.80

WP Scale [18]

Attention

7.19

1.44

Depth Perception Ability

8.12

1.82

Visual Processing Ability

7.98

1.51

Haptic Sensing Ability

7.80

1.86

Audio Processing Ability

4.32

2.56

  1. Note: The questionnaire for measuring cognitive load was constructed as a 5-point Likert scale (1 = “not at all true” to 5 “totally true”). Each row in the table represents the mean and standard deviation of a certain dimension of the cognitive load of all participants in the experimental group
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BMC Medical Education

ISSN: 1472-6920

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